RANSOM_SAGE.GRB
Ransom.Cry (Symantec), Ransom-Sage!1AA9F62FC9B9 (McAfee), Ransom.SageCrypt (MalwareBytes)
Windows
Threat Type: Ransomware
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
Downloaded from the Internet
This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It connects to certain websites to send and receive information.
It encrypts files with specific file extensions. It drops files as ransom note.
TECHNICAL DETAILS
612,352 bytes
EXE
Yes
13 Oct 2017
Connects to URLs/IPs, Displays graphics/image, Encrypts files
Arrival Details
This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Ransomware drops the following files:
- %Application Data%\{random filename}.tmp
- %User Temp%\Mhd.bmp
(Note: %Application Data% is the Application Data folder, where it usually is C:\Documents and Settings\{user name}\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
It stays resident in memory by creating the following process(es):
- explorer.exe
Autostart Technique
This Ransomware drops the following shortcut pointing to its copy in the User Startup folder to enable its automatic execution at every system startup:
- %User Startup%\{random filename}.lnk
(Note: %User Startup% is the current user's Startup folder, which is usually C:\Documents and Settings\{user}\Start Menu\Programs\Startup on Windows 2000 and XP, and C:\Documents and Settings\{User name}\Start Menu\Programs\Startup on Windows Vista, 7, and 8.)
Other System Modifications
This Ransomware adds the following registry entries:
HKEY_CURRENT_USER\Software\AppDataLow\
{random value 1}
{random value 2} = {random binary data}
HKEY_CURRENT_USER\Software\{random value 1}
{random value 2} = {random binary data}
It changes the desktop wallpaper by modifying the following registry entries:
HKEY_CURRENT_USER\Control Panel\Desktop
Wallpaper = %User Temp%\Mhd.bmp
It sets the system's desktop wallpaper to the following image:
Other Details
This Ransomware connects to the following website to send and receive information:
- mbfce24rgn65bx3g.{BLOCKED}o.net
- mbfce24rgn65bx3g.{BLOCKED}p.com
Ransomware Routine
This Ransomware encrypts files with the following extensions:
- .AAA
- .AAC
- .AAFDS
- .AAH
- .AB
- .ABA
- .ABC
- .ABD
- .ABK
- .ABT
- .ABW
- .AC
- .AC
- .ACA
- .ACC
- .ACCD
- .ACEZ
- .ACF
- .ACH
- .ACI
- .ACM
- .ACP
- .ACR
- .ACRO
- .ACRY
- .ACT
- .AD
- .ADA
- .ADB
- .ADC
- .ADP
- .ADPB
- .ADR
- .ADS
- .ADT
- .AEA
- .AEC
- .AEP
- .AEPX
- .AES
- .AET
- .AFDE
- .AFM
- .AFP
- .AGD
- .AGDL
- .AGE
- .AHF
- .AI
- .AIF
- .AIFF
- .AIM
- .AIP
- .AIS
- .AIT
- .ALA
- .ALAK
- .ALB
- .ALD
- .ALI
- .ALLE
- .ALT
- .AMF
- .AMJ
- .AML
- .AMR
- .AMT
- .AMU
- .AMX
- .AMXX
- .ANL
- .ANN
- .ANS
- .ANSR
- .ANX
- .AOI
- .AP
- .APA
- .APD
- .APE
- .APF
- .API
- .APJ
- .APK
- .APNX
- .APO
- .APP
- .APPR
- .APR
- .APT
- .APW
- .APXL
- .ARC
- .ARCH
- .ARFF
- .ARI
- .ARJ
- .ARO
- .ARR
- .ARS
- .ARV
- .ARW
- .AS
- .ASA
- .ASC
- .ASCM
- .ASCX
- .ASD
- .ASE
- .ASF
- .ASHX
- .ASK
- .ASL
- .ASM
- .ASMX
- .ASN
- .ASND
- .ASP
- .ASPX
- .ASR
- .ASSE
- .AST
- .ASV
- .ASVX
- .ASX
- .ASZ
- .ATH
- .ATI
- .ATL
- .ATOM
- .ATW
- .AUI
- .AUTO
- .AUX
- .AV
- .AVC
- .AVI
- .AVN
- .AVS
- .AWD
- .AWE
- .AWG
- .AWP
- .AWS
- .AWT
- .AWW
- .AWWP
- .AX
- .AZF
- .AZS
- .AZW
- .B
- .BAK
- .BAR
- .BAT
- .BAU
- .BAX
- .BAY
- .BBCD
- .BBL
- .BBPR
- .BBS
- .BC
- .BC
- .BCD
- .BCK
- .BCP
- .BD
- .BDB
- .BDP
- .BDR
- .BDT
- .BEAN
- .BFA
- .BGT
- .BIB
- .BIBGV
- .BIBT
- .BIC
- .BIF
- .BIG
- .BIK
- .BIL
- .BIN
- .BINA
- .BIZD
- .BJF
- .BJL
- .BK
- .BKF
- .BKG
- .BKP
- .BKS
- .BKUP
- .BLD
- .BLEN
- .BLG
- .BLK
- .BLM
- .BLOB
- .BLP
- .BMC
- .BMF
- .BMK
- .BML
- .BMM
- .BMML
- .BMP
- .BMPR
- .BNA
- .BNS
- .BOC
- .BOOK
- .BOP
- .BP
- .BPBP
- .BPDX
- .BPF
- .BPK
- .BPL
- .BPM
- .BPMC
- .BPS
- .BPW
- .BRD
- .BREA
- .BRH
- .BRL
- .BRS
- .BRW
- .BRX
- .BSA
- .BSK
- .BSO
- .BSP
- .BST
- .BTD
- .BTF
- .BTIF
- .BTOA
- .BTX
- .BURN
- .BVD
- .BWD
- .BWF
- .BWP
- .BXX
- .BZ
- .BZAB
- .C
- .CAB
- .CADOC
- .CAE
- .CAG
- .CAL
- .CALC
- .CAM
- .CAMP
- .CAMR
- .CAP
- .CAPT
- .CAR
- .CARO
- .CAS
- .CAT
- .CATP
- .CAWR
- .CBF
- .CBOR
- .CBR
- .CBU
- .CBZ
- .CC
- .CCC
- .CCD
- .CCF
- .CCH
- .CD
- .CD
- .CDC
- .CDD
- .CDDZ
- .CDF
- .CDI
- .CDK
- .CDL
- .CDM
- .CDML
- .CDMM
- .CDMZ
- .CDPZ
- .CDR
- .CDRW
- .CDS
- .CDT
- .CDTX
- .CDX
- .CDXM
- .CE
- .CEF
- .CER
- .CERT
- .CF
- .CFD
- .CFG
- .CFP
- .CFR
- .CGF
- .CGFI
- .CGI
- .CGM
- .CGN
- .CGP
- .CH
- .CHG
- .CHI
- .CHK
- .CHM
- .CHML
- .CHMP
- .CHP
- .CHPS
- .CHT
- .CHTM
- .CIB
- .CIDA
- .CIF
- .CIPO
- .CIV
- .CIVB
- .CLA
- .CLAM
- .CLAR
- .CLAS
- .CLB
- .CLD
- .CLK
- .CLKD
- .CLKT
- .CLP
- .CLR
- .CLS
- .CLX
- .CMD
- .CMF
- .CML
- .CMP
- .CMS
- .CMT
- .CMU
- .CMX
- .CNF
- .CNG
- .CNT
- .CNTK
- .CNV
- .COA
- .COD
- .COL
- .COMI
- .COMP
- .CON
- .CONF
- .CONT
- .CONV
- .CP
- .CPBD
- .CPC
- .CPD
- .CPDT
- .CPHD
- .CPI
- .CPIO
- .CPP
- .CPT
- .CPW
- .CPX
- .CPY
- .CR
- .CRAS
- .CRAW
- .CRB
- .CRD
- .CREO
- .CRI
- .CRJO
- .CRS
- .CRT
- .CRTR
- .CRW
- .CRWL
- .CRYP
- .CS
- .CSA
- .CSE
- .CSH
- .CSI
- .CSL
- .CSO
- .CSP
- .CSR
- .CSS
- .CST
- .CSV
- .CTBL
- .CTD
- .CTE
- .CTF
- .CTL
- .CTT
- .CTXT
- .CTY
- .CUE
- .CUR
- .CURR
- .CUS
- .CVJ
- .CVL
- .CVW
- .CW
- .CWF
- .CWK
- .CWN
- .CWR
- .CWS
- .CWWP
- .CYI
- .CYS
- .D
- .DA
- .DAC
- .DAG
- .DAL
- .DAP
- .DAS
- .DAT
- .DB
- .DBA
- .DBB
- .DBC
- .DBD
- .DBDB
- .DBF
- .DBFV
- .DBK
- .DBR
- .DBS
- .DBX
- .DC
- .DCA
- .DCD
- .DCF
- .DCH
- .DCO
- .DCP
- .DCR
- .DCS
- .DCT
- .DCU
- .DDC
- .DDCX
- .DDD
- .DDIF
- .DDOC
- .DDRW
- .DDS
- .DEB
- .DEBI
- .DEC
- .DED
- .DEFA
- .DEFX
- .DEL
- .DEM
- .DER
- .DES
- .DESC
- .DESI
- .DESK
- .DET
- .DEU
- .DEV
- .DEX
- .DF
- .DFE
- .DFL
- .DFM
- .DFT
- .DFTI
- .DGC
- .DGM
- .DGPD
- .DGR
- .DGRH
- .DGS
- .DHE
- .DIC
- .DID
- .DIF
- .DII
- .DIM
- .DIME
- .DIP
- .DIR
- .DIRE
- .DISC
- .DISK
- .DIT
- .DIVX
- .DJV
- .DJVU
- .DK
- .DLC
- .DLG
- .DMAC
- .DMBK
- .DMG
- .DMP
- .DMTE
- .DMV
- .DNA
- .DNG
- .DNL
- .DOB
- .DOC
- .DOCB
- .DOCM
- .DOCX
- .DOK
- .DOT
- .DOTH
- .DOTM
- .DOTX
- .DOTX
- .DOX
- .DOXY
- .DOZ
- .DP
- .DPD
- .DPI
- .DPK
- .DPL
- .DPR
- .DR
- .DRD
- .DREA
- .DRF
- .DRM
- .DRMX
- .DRMZ
- .DRW
- .DS
- .DSB
- .DSC
- .DSD
- .DSDI
- .DSF
- .DSG
- .DSK
- .DSL
- .DSN
- .DSP
- .DSY
- .DTAU
- .DTD
- .DTL
- .DTM
- .DTML
- .DTP
- .DTX
- .DUMP
- .DVB
- .DVD
- .DVI
- .DVR
- .DVS
- .DVX
- .DVZ
- .DWD
- .DWDO
- .DWF
- .DWFX
- .DWG
- .DWLI
- .DWP
- .DWT
- .DXB
- .DXD
- .DXE
- .DXF
- .DXG
- .DXI
- .DXM
- .DXN
- .DXR
- .DXST
- .DZP
- .E
- .EASM
- .EBC
- .EBD
- .EBI
- .EBK
- .EBQ
- .EBS
- .EC
- .EC
- .ECC
- .ECR
- .EDB
- .EDD
- .EDF
- .EDL
- .EDML
- .EDN
- .EDOC
- .EDRW
- .EDT
- .EDZ
- .EFA
- .EFAX
- .EFF
- .EFL
- .EFM
- .EFR
- .EFS
- .EFSL
- .EFTX
- .EFU
- .EFX
- .EGR
- .EGT
- .EHP
- .EIF
- .EIP
- .EKM
- .EL
- .ELD
- .ELF
- .ELFO
- .ELN
- .EMAI
- .EMC
- .EMD
- .EMF
- .EML
- .EMLX
- .EMM
- .EMP
- .ENC
- .ENCI
- .ENCR
- .ENFP
- .ENS
- .ENT
- .ENX
- .ENYD
- .EOB
- .EOT
- .EP
- .EPA
- .EPB
- .EPDF
- .EPF
- .EPK
- .EPRT
- .EPS
- .EPSF
- .EPT
- .EPUB
- .EQB
- .EQL
- .ERBS
- .ERD
- .ERE
- .ERF
- .ERR
- .ERT
- .ESC
- .ESD
- .ESES
- .ESF
- .ESK
- .ESM
- .ESP
- .ESS
- .ESV
- .ET
- .ETE
- .ETNG
- .ETNT
- .ETQ
- .ETX
- .EUC
- .EVO
- .EVY
- .EWL
- .EX
- .EXC
- .EXD
- .EXF
- .EXIF
- .EXP
- .EXPR
- .EXX
- .EYE
- .EZ
- .EZC
- .EZM
- .EZS
- .EZZ
- .F
- .FAC
- .FADE
- .FAE
- .FAQ
- .FAX
- .FBD
- .FBP
- .FBS
- .FCA
- .FCD
- .FCF
- .FCPA
- .FCPR
- .FCR
- .FCST
- .FD
- .FDB
- .FDF
- .FDOC
- .FDR
- .FDS
- .FDSE
- .FDW
- .FDX
- .FED
- .FEED
- .FEF
- .FF.
- .FFA
- .FFD
- .FFDA
- .FFF
- .FFL
- .FFO
- .FFT
- .FFX
- .FH
- .FHD
- .FIG
- .FIM
- .FIN
- .FJP
- .FL
- .FLA
- .FLAC
- .FLAG
- .FLAT
- .FLF
- .FLIB
- .FLKA
- .FLKB
- .FLM
- .FLP
- .FLS
- .FLT
- .FLTR
- .FLV
- .FLVV
- .FLX
- .FLY
- .FM
- .FMC
- .FMD
- .FMF
- .FML
- .FMP
- .FMV
- .FNF
- .FO
- .FODG
- .FODP
- .FODS
- .FODT
- .FOLI
- .FON
- .FOP
- .FOR
- .FORG
- .FOS
- .FOUN
- .FP
- .FPAG
- .FPDO
- .FPEN
- .FPHO
- .FPK
- .FPLI
- .FPP
- .FPT
- .FPX
- .FR
- .FRA
- .FRAG
- .FRDA
- .FRDO
- .FREE
- .FREL
- .FRM
- .FS
- .FSC
- .FSD
- .FSF
- .FSH
- .FSP
- .FSS
- .FT
- .FTIL
- .FTR
- .FUL
- .FWK
- .FWTE
- .FX
- .FXD
- .FXG
- .FXO
- .FXR
- .FXW
- .FYC
- .FZH
- .G
- .GA
- .GAFZIP
- .GAM
- .GAN
- .GBM
- .GBP
- .GCSX
- .GCT
- .GDB
- .GDC
- .GDOC
- .GED
- .GEM
- .GEV
- .GEVL
- .GFE
- .GFI
- .GFOR
- .GFX
- .GGB
- .GHE
- .GHO
- .GIF
- .GIL
- .GIW
- .GLIN
- .GLK
- .GLO
- .GLOS
- .GLY
- .GML
- .GMP
- .GNC
- .GND
- .GNO
- .GOFI
- .GP
- .GPC
- .GPD
- .GPF
- .GPG
- .GPN
- .GPX
- .GPZ
- .GRA
- .GRAD
- .GRAY
- .GREY
- .GRF
- .GRK
- .GRLE
- .GROU
- .GRY
- .GS
- .GSA
- .GSB
- .GSF
- .GSHE
- .GSLI
- .GSM
- .GTHR
- .GTO
- .GUI
- .GUL
- .GVI
- .GXK
- .GXL
- .GZIG
- .GZIP
- .H
- .HAML
- .HBK
- .HBL
- .HBX
- .HCL
- .HCW
- .HDA
- .HDD
- .HDL
- .HDT
- .HDX
- .HED
- .HELP
- .HEX
- .HFD
- .HFT
- .HHS
- .HIF
- .HKDB
- .HKX
- .HLF
- .HLP
- .HLX
- .HLZ
- .HM
- .HMSK
- .HND
- .HOI
- .HOT
- .HP
- .HPD
- .HPJ
- .HPLG
- .HPO
- .HPP
- .HPS
- .HPT
- .HPW
- .HQX
- .HRX
- .HS
- .HSM
- .HSR
- .HSX
- .HTM
- .HTML
- .HTMS
- .HTPA
- .HTS
- .HTZ
- .HVPL
- .HW
- .HWP
- .HWPM
- .HWT
- .HXE
- .HXI
- .HXQ
- .HXR
- .HXS
- .HYP
- .HYPE
- .I
- .IAB
- .IAF
- .IAL
- .IBAN
- .IBCD
- .IBD
- .IBK
- .IBZ
- .ICAL
- .ICAL
- .ICC
- .ICML
- .ICMT
- .ICO
- .ICS
- .ICST
- .ICXS
- .IDAP
- .IDC
- .IDD
- .IDL
- .IDP
- .IDX
- .IE
- .IFF
- .IFP
- .IGN
- .IGR
- .IHF
- .IHP
- .IIF
- .IIQ
- .IKS
- .ILA
- .ILDO
- .IMG
- .IMP
- .IMR
- .INCP
- .IND
- .INDB
- .INDD
- .INDP
- .INF
- .INFO
- .INI
- .INK
- .INLD
- .INLK
- .INP
- .INPR
- .INRS
- .INSS
- .INST
- .INSX
- .INT
- .INTE
- .INTU
- .INV
- .INX
- .IOCA
- .IOF
- .IPA
- .IPE
- .IPF
- .IPG
- .IPR
- .ISH
- .ISO
- .ISPX
- .ISQL
- .ISU
- .ISZ
- .ITDB
- .ITE
- .ITL
- .ITM
- .ITMZ
- .ITP
- .ITS
- .IVT
- .IW
- .IWA
- .IWD
- .IWI
- .IWPR
- .IWTP
- .IX
- .IXV
- .JAC
- .JAR
- .JAV
- .JAVA
- .JB
- .JBC
- .JBIG
- .JC
- .JDD
- .JFIF
- .JGE
- .JGZ
- .JHD
- .JIAF
- .JIAS
- .JIF
- .JIFF
- .JNG
- .JNT
- .JOE
- .JP
- .JPC
- .JPE
- .JPEG
- .JPF
- .JPG
- .JPGX
- .JPIVA
- .JPM
- .JPW
- .JRF
- .JRL
- .JRPR
- .JS
- .JSD
- .JSON
- .JSP
- .JSPA
- .JSPX
- .JTD
- .JTDC
- .JTT
- .JTV
- .JTX
- .JUST
- .JW
- .JWL
- .JWW
- .K
- .KBD
- .KBF
- .KC
- .KD
- .KDB
- .KDBX
- .KDC
- .KDE
- .KDF
- .KES
- .KEY
- .KEYN
- .KF
- .KFM
- .KFP
- .KID
- .KLQ
- .KLW
- .KMO
- .KMY
- .KMZ
- .KNT
- .KOS
- .KPDX
- .KPR
- .KSD
- .KSP
- .KSS
- .KSW
- .KUIP
- .KWD
- .KWM
- .KWP
- .LACC
- .LAST
- .LAT
- .LATE
- .LAX
- .LAY
- .LAYO
- .LBF
- .LBI
- .LBL
- .LCD
- .LCF
- .LCN
- .LDB
- .LDC
- .LDF
- .LDI
- .LDIF
- .LDR
- .LET
- .LFE
- .LGB
- .LGP
- .LHD
- .LHR
- .LIB
- .LIC
- .LID
- .LIN
- .LIT
- .LITE
- .LL
- .LLD
- .LLV
- .LMD
- .LMR
- .LNGT
- .LNK
- .LOCA
- .LOG
- .LOGO
- .LOK
- .LOT
- .LP
- .LPA
- .LPC
- .LPD
- .LPDF
- .LPLP
- .LPX
- .LRF
- .LS
- .LST
- .LTCX
- .LTM
- .LTR
- .LTX
- .LUA
- .LVD
- .LVIV
- .LVL
- .LVW
- .LWD
- .LWO
- .LWP
- .LYX
- .LZGZ
- .M
- .MA
- .MAB
- .MAC
- .MACAM
- .MAG
- .MAKE
- .MAN
- .MANU
- .MAP
- .MAPI
- .MAR
- .MARC
- .MARK
- .MARS
- .MASS
- .MAX
- .MAXF
- .MAXM
- .MBBK
- .MBOX
- .MBSB
- .MBX
- .MC
- .MC
- .MCD
- .MCDX
- .MCF
- .MCGA
- .MCRP
- .MCW
- .MD
- .MDA
- .MDB
- .MDBA
- .MDBH
- .MDC
- .MDCC
- .MDDA
- .MDF
- .MDG
- .MDI
- .MDK
- .MDL
- .MDN
- .MDS
- .ME
- .MECO
- .MED
- .MEF
- .MEH
- .MELL
- .MELL
- .MEM
- .MENU
- .MEO
- .MET
- .META
- .MF
- .MFA
- .MFL
- .MFP
- .MFW
- .MGA
- .MGMT
- .MGOU
- .MHP
- .MHT
- .MI
- .MIC
- .MID
- .MIF
- .MIM
- .MIME
- .MIND
- .MIP
- .MISS
- .MIX
- .MJD
- .MJDO
- .MKE
- .MKV
- .ML
- .ML
- .MLA
- .MLB
- .MLC
- .MLJ
- .MLM
- .MLS
- .MLSX
- .MLX
- .MMAP
- .MMB
- .MMC
- .MMD
- .MME
- .MMHTE
- .MMJS
- .MML
- .MMO
- .MN
- .MNE
- .MNP
- .MNY
- .MOBI
- .MOD
- .MOM
- .MONE
- .MONE
- .MOS
- .MOV
- .MOVI
- .MOZ
- .MOZE
- .MP
- .MPA
- .MPE
- .MPEG
- .MPF
- .MPG
- .MPH
- .MPJ
- .MPQ
- .MPQG
- .MPR
- .MPT
- .MPV
- .MQL
- .MRD
- .MRIM
- .MRQ
- .MRU
- .MRW
- .MRWR
- .MS
- .MS
- .MSB
- .MSD
- .MSE
- .MSF
- .MSG
- .MSHC
- .MSI
- .MSIE
- .MSL
- .MSO
- .MSOR
- .MSP
- .MSQ
- .MST
- .MSW
- .MSW
- .MSWD
- .MTDD
- .MTML
- .MTO
- .MTP
- .MTS
- .MTX
- .MUG
- .MUI
- .MVD
- .MVDX
- .MVEX
- .MWD
- .MWI
- .MWII
- .MWPD
- .MWPP
- .MWS
- .MX
- .MXD
- .MXG
- .MXP
- .MYD
- .MYDO
- .MYE
- .MYI
- .MYOX
- .MZ
- .N
- .NAP
- .NARRN
- .NAV
- .NAVM
- .NB
- .NBAK
- .NBF
- .NBP
- .NCD
- .NCF
- .NDD
- .NDF
- .NDL
- .NDR
- .NDS
- .NEF
- .NENE
- .NFO
- .NFS
- .NG
- .NJX
- .NK
- .NMBT
- .NMU
- .NNI
- .NOKO
- .NOP
- .NOTE
- .NOW
- .NPC
- .NPD
- .NPDF
- .NPF
- .NPP
- .NPT
- .NRBA
- .NRG
- .NRI
- .NRL
- .NRML
- .NRW
- .NS
- .NSD
- .NSF
- .NSG
- .NSH
- .NST
- .NTF
- .NTL
- .NTP
- .NTS
- .NUMB
- .NV
- .NV
- .NVD
- .NVDL
- .NVRA
- .NXL
- .NYF
- .OAB
- .OAD
- .OAOA
- .OAS
- .OBD
- .OBI
- .OBJ
- .OBK
- .OBR
- .OBT
- .OBX
- .OBZ
- .OCDC
- .OCR
- .OCS
- .ODA
- .ODB
- .ODC
- .ODCC
- .ODF
- .ODG
- .ODH
- .ODI
- .ODIF
- .ODM
- .ODO
- .ODP
- .ODS
- .ODT
- .ODTT
- .ODZ
- .OET
- .OFC
- .OFFI
- .OFN
- .OFT
- .OFX
- .OGA
- .OGC
- .OGG
- .OIL
- .OJZ
- .OKM
- .OLD
- .OLE
- .OLF
- .OLV
- .OLY
- .OMF
- .OMLO
- .OMP
- .ONB
- .ONE
- .OOS
- .OOT
- .OPD
- .OPF
- .OPJ
- .OPLX
- .OPN
- .OPT
- .OPX
- .OPXS
- .ORF
- .ORT
- .OSD
- .OSDX
- .OST
- .OTC
- .OTF
- .OTG
- .OTH
- .OTI
- .OTN
- .OTP
- .OTS
- .OTT
- .OTW
- .OUT
- .OVD
- .OWL
- .OXPS
- .OXT
- .P
- .PAB
- .PACK
- .PAD
- .PAGE
- .PAK
- .PAQ
- .PAS
- .PAT
- .PAUX
- .PAVC
- .PBD
- .PBF
- .PBK
- .PBP
- .PBR
- .PBS
- .PBX
- .PBXS
- .PCD
- .PCF
- .PCI
- .PCJ
- .PCT
- .PCV
- .PCW
- .PCX
- .PD
- .PDB
- .PDD
- .PDFZ
- .PDG
- .PDP
- .PDZ
- .PE
- .PEB
- .PEF
- .PEM
- .PER
- .PEZ
- .PF
- .PFB
- .PFC
- .PFD
- .PFI
- .PFL
- .PFM
- .PFSX
- .PFT
- .PFX
- .PG
- .PGS
- .PHP
- .PHR
- .PHS
- .PIC
- .PIH
- .PKB
- .PKEY
- .PKG
- .PKH
- .PKPA
- .PKPJ
- .PL
- .PLAN
- .PLB
- .PLC
- .PLD
- .PLI
- .PLN
- .PLT
- .PLUS
- .PMA
- .PMD
- .PMT
- .PMV
- .PMX
- .PNG
- .PNS
- .PNU
- .PO
- .POD
- .POOL
- .POR
- .POT
- .POTH
- .POTM
- .POTX
- .PP
- .PPAM
- .PPD
- .PPDF
- .PPF
- .PPJ
- .PPS
- .PPSM
- .PPSX
- .PPT
- .PPTF
- .PPTM
- .PPTX
- .PPX
- .PR
- .PRC
- .PRD
- .PREF
- .PREL
- .PRF
- .PRJ
- .PRN
- .PRO
- .PRR
- .PRS
- .PRT
- .PRTC
- .PRV
- .PS
- .PSA
- .PSAF
- .PSB
- .PSD
- .PSE
- .PSF
- .PSG
- .PSI
- .PSIP
- .PSK
- .PSM
- .PSMD
- .PSP
- .PSPI
- .PSPS
- .PST
- .PSW
- .PSWX
- .PSZ
- .PTB
- .PTC
- .PTDB
- .PTF
- .PTH
- .PTK
- .PTN
- .PTPT
- .PTS
- .PTX
- .PUB
- .PUZ
- .PVC
- .PVD
- .PVE
- .PVF
- .PVHD
- .PW
- .PWD
- .PWE
- .PWF
- .PWI
- .PWM
- .PWP
- .PWRE
- .PXA
- .PXD
- .PXL
- .PXP
- .PY
- .PYS
- .PZC
- .PZF
- .PZT
- .QBA
- .QBB
- .QBI
- .QBK
- .QBL
- .QBM
- .QBMB
- .QBMDQ
- .QBO
- .QBP
- .QBQ
- .QBR
- .QBW
- .QBX
- .QBY
- .QBZ
- .QCH
- .QCOW
- .QCT
- .QDF
- .QDFX
- .QDT
- .QED
- .QEL
- .QEM
- .QFI
- .QFL
- .QFX
- .QFXX
- .QHP
- .QHT
- .QHTM
- .QIC
- .QIF
- .QIX
- .QLGE
- .QME
- .QML
- .QMT
- .QMTF
- .QNX
- .QOB
- .QPB
- .QPD
- .QPG
- .QPH
- .QPI
- .QPX
- .QRT
- .QSD
- .QSM
- .QSS
- .QST
- .QT
- .QTQ
- .QTR
- .QTW
- .QTX
- .QUIC
- .QUO
- .QUOX
- .QVW
- .QW
- .QWC
- .QWD
- .QWMO
- .QWT
- .QXB
- .QXD
- .QXF
- .QXL
- .QXP
- .QXT
- .R
- .RA
- .RAF
- .RAM
- .RAMD
- .RAP
- .RAR
- .RAT
- .RAW
- .RAZY
- .RBC
- .RCB
- .RCS
- .RDA
- .RDB
- .RDF
- .RDFS
- .RDI
- .RDO
- .RDOC
- .RDRD
- .RDY
- .REB
- .REC
- .RELS
- .RERDZ
- .RES
- .RESX
- .REV
- .RFRF
- .RFT
- .RGN
- .RGO
- .RGSS
- .RHA
- .RHIF
- .RIF
- .RIM
- .RIT
- .RLF
- .RLL
- .RMD
- .RMF
- .RMH
- .RMRM
- .RNA
- .RNG
- .RNT
- .ROFL
- .ROI
- .RORNW
- .ROS
- .ROV
- .ROW
- .ROX
- .RPF
- .RPT
- .RRD
- .RRPA
- .RRPT
- .RRT
- .RRX
- .RS
- .RSDF
- .RSDO
- .RSM
- .RSP
- .RSRC
- .RSS
- .RST
- .RT
- .RTDF
- .RTE
- .RTF
- .RTFD
- .RTK
- .RTP
- .RTPI
- .RTRSW
- .RTS
- .RTSL
- .RTSX
- .RTX
- .RUM
- .RUN
- .RV
- .RVF
- .RVT
- .RW
- .RWL
- .RWLI
- .RWZ
- .RXDO
- .RZ
- .RZK
- .RZX
- .S
- .S
- .SAD
- .SAF
- .SAFE
- .SAJ
- .SAM
- .SAS
- .SAV
- .SAVE
- .SAY
- .SB
- .SBA
- .SBC
- .SBD
- .SBF
- .SBN
- .SBO
- .SC
- .SCD
- .SCDO
- .SCE
- .SCH
- .SCM
- .SCMT
- .SCN
- .SCR
- .SCRI
- .SCRI
- .SCS
- .SCT
- .SCW
- .SCX
- .SD
- .SDA
- .SDB
- .SDC
- .SDD
- .SDDR
- .SDF
- .SDI
- .SDL
- .SDMD
- .SDN
- .SDO
- .SDOC
- .SDP
- .SDR
- .SDS
- .SDT
- .SDV
- .SDW
- .SDY
- .SEAM
- .SEAR
- .SECU
- .SEF
- .SEL
- .SEN
- .SEQ
- .SEQU
- .SERV
- .SES
- .SET
- .SETU
- .SEV
- .SFF
- .SFS
- .SFX
- .SGF
- .SGI
- .SGL
- .SGM
- .SGML
- .SGZ
- .SHAR
- .SHB
- .SHLB
- .SHOW
- .SHR
- .SHS
- .SHTM
- .SHW
- .SHY
- .SIC
- .SID
- .SIE
- .SIK
- .SIS
- .SKG
- .SKY
- .SLA
- .SLDM
- .SLDX
- .SLF
- .SLK
- .SLM
- .SLP
- .SLT
- .SLZ
- .SM
- .SMD
- .SME
- .SMF
- .SMH
- .SMLX
- .SMN
- .SMP
- .SMS
- .SMWT
- .SMX
- .SMZ
- .SNB
- .SNF
- .SNG
- .SNK
- .SNP
- .SNT
- .SNX
- .SO
- .SOI
- .SP
- .SPB
- .SPD
- .SPDF
- .SPF
- .SPI
- .SPK
- .SPL
- .SPPT
- .SQL
- .SQX
- .SR
- .SRC
- .SRF
- .SRFL
- .SRS
- .SRT
- .SRW
- .SSA
- .SSG
- .SSH
- .SSI
- .SSIW
- .SSM
- .ST
- .STC
- .STD
- .STI
- .STM
- .STP
- .STPZ
- .STR
- .STRU
- .STT
- .STW
- .STY
- .SUD
- .SUF
- .SUM
- .SURF
- .SVD
- .SVDL
- .SVG
- .SVI
- .SVM
- .SVN
- .SVP
- .SVR
- .SVS
- .SWD
- .SWDO
- .SWEB
- .SWF
- .SWIT
- .SWP
- .SXC
- .SXD
- .SXE
- .SXG
- .SXI
- .SXL
- .SXM
- .SXML
- .SXW
- .SYN
- .SYNC
- .TA
- .TAB
- .TAH
- .TAR
- .TAX
- .TB
- .TBB
- .TBD
- .TBI
- .TBK
- .TBKX
- .TBZ
- .TCD
- .TCH
- .TCK
- .TCX
- .TDG
- .TDL
- .TDR
- .TEMP
- .TEXT
- .TEXT
- .TFD
- .TFM
- .TFR
- .TFRD
- .TFX
- .TG
- .TGA
- .TGZ
- .THM
- .THML
- .THMX
- .THR
- .TIB
- .TIBS
- .TIF
- .TIFF
- .TJP
- .TK
- .TKR
- .TLB
- .TLD
- .TLG
- .TLT
- .TLX
- .TLZ
- .TM
- .TMB
- .TMD
- .TML
- .TMLA
- .TMP
- .TMV
- .TMZ
- .TNS
- .TOAST
- .TOC
- .TOM
- .TOPX
- .TOR
- .TORR
- .TOTA
- .TP
- .TPL
- .TPO
- .TPSD
- .TPU
- .TPX
- .TRAS
- .TRIF
- .TRM
- .TRN
- .TRP
- .TS
- .TTF
- .TUR
- .TUT
- .TVD
- .TWDI
- .TWDX
- .TXD
- .TXE
- .TXF
- .TXM
- .TXN
- .TXT
- .TXT
- .TXTR
- .U
- .UAX
- .UBZ
- .UCD
- .UDB
- .UDF
- .UDL
- .UEA
- .UHTM
- .UKR
- .ULF
- .ULI
- .ULYS
- .UMP
- .UMV
- .UMX
- .UNIT
- .UNR
- .UNX
- .UOF
- .UOP
- .UOS
- .UOT
- .UPDF
- .UPK
- .UPOI
- .UPP
- .URD
- .URF
- .URL
- .URP
- .USA
- .USX
- .UTC
- .UTD
- .UTE
- .UTF
- .UTI
- .UTM
- .UTS
- .UTUT
- .UTX
- .UU
- .UUD
- .UUE
- .UVX
- .UXX
- .V
- .VAL
- .VAUL
- .VBAD
- .VBD
- .VBK
- .VBOX
- .VBRB
- .VBS
- .VC
- .VCAL
- .VCD
- .VCE
- .VCF
- .VDF
- .VDI
- .VDO
- .VDOC
- .VDT
- .VER
- .VF
- .VFS
- .VHDX
- .VIEW
- .VIZ
- .VLC
- .VLT
- .VMB
- .VMBX
- .VMF
- .VMG
- .VMM
- .VMT
- .VMX
- .VMXF
- .VND
- .VOB
- .VOPR
- .VPK
- .VPL
- .VPP
- .VPVOR
- .VS
- .VSD
- .VSDX
- .VSF
- .VSI
- .VSPO
- .VST
- .VSTX
- .VTF
- .VTHO
- .VTV
- .VTX
- .VYP
- .VYR
- .WAB
- .WAC
- .WAD
- .WAFF
- .WALL
- .WAR
- .WAV
- .WAVE
- .WAW
- .WB
- .WBCA
- .WBK
- .WBT
- .WBXM
- .WBZ
- .WCF
- .WCL
- .WCN
- .WCP
- .WDBN
- .WDGT
- .WDL
- .WDN
- .WDOC
- .WDX
- .WEB
- .WEBD
- .WEBP
- .WEP
- .WFLX
- .WHT
- .WI
- .WIZ
- .WK
- .WKB
- .WKI
- .WKL
- .WKS
- .WLB
- .WLD
- .WLL
- .WLS
- .WLXM
- .WM
- .WMA
- .WMD
- .WMDB
- .WMF
- .WMGA
- .WMK
- .WML
- .WMLC
- .WMMP
- .WMO
- .WMS
- .WMV
- .WPA
- .WPC
- .WPD
- .WPE
- .WPF
- .WPG
- .WPK
- .WPL
- .WPOS
- .WPS
- .WPT
- .WPW
- .WR
- .WRF
- .WRI
- .WRLK
- .WSD
- .WSF
- .WSH
- .WSP
- .WTBN
- .WTD
- .WTF
- .WTMP
- .WTP
- .WTS
- .WTT
- .WTV
- .WTX
- .WVW
- .WVX
- .WWCX
- .WWI
- .WWL
- .WWS
- .WWT
- .WXMX
- .WXP
- .WYN
- .WZN
- .WZS
- .X
- .XAA
- .XAMLX
- .XAR
- .XAV
- .XBD
- .XBRL
- .XCF
- .XCI
- .XDA
- .XDC
- .XDF
- .XDI
- .XDO
- .XDOC
- .XDW
- .XEQ
- .XF
- .XFD
- .XFDF
- .XFI
- .XFL
- .XFN
- .XFO
- .XFP
- .XFX
- .XGML
- .XHT
- .XHTM
- .XIF
- .XIG
- .XIS
- .XJF
- .XL
- .XLA
- .XLAM
- .XLB
- .XLC
- .XLE
- .XLF
- .XLIN
- .XLIS
- .XLK
- .XLL
- .XLM
- .XLNK
- .XLR
- .XLSE
- .XLSH
- .XLSL
- .XLST
- .XLSX
- .XLTH
- .XLV
- .XLW
- .XLWX
- .XMA
- .XMDF
- .XML
- .XMMA
- .XMN
- .XMP
- .XMS
- .XMT
- .XMTA
- .XPD
- .XPI
- .XPM
- .XPS
- .XPSE
- .XPT
- .XPWE
- .XQM
- .XQR
- .XQX
- .XRDM
- .XSC
- .XSD
- .XSIG
- .XSL
- .XSLT
- .XTBL
- .XTD
- .XTG
- .XTML
- .XTPS
- .XVG
- .XVID
- .XVL
- .XVX
- .XVXV
- .XWEB
- .XWF
- .XWP
- .XXE
- .XY
- .XYD
- .YAB
- .YCBC
- .YENC
- .YML
- .YNC
- .YPS
- .YUV
- .Z
- .ZAP
- .ZDB
- .ZIP
- .ZIPX
- .ZIX
- .ZKA
- .ZOO
- .ZPS
It avoids encrypting files with the following strings in their file name:
- thumbs.db
- desktop.ini
- ntuser.dat
- ntuser.ini
- ntuser.dat.log
- autoexec.bat
- boot.ini
- index.dat
- BOOTSECT.BAK
- system.ini
- $getcurrent
- $.Recycle.Bin
- $windows.~bt
- $windows.~ws
- All Users
- all users
- Boot
- cache2
- Content.IE5
- Cookies
- default user
- DRIVER
- DRIVERS
- DriverStore
- GAC_32
- GAC_MSIL
- Games
- GOG Games
- History.IE5
- httpcache
- intelintel
- League of Legends
- local settings
- localservice
- Microsoft
- msocache
- My Games
- networkservice
- node_modules
- nvidia
- perflogs
- Program Files (x86)
- Program Files
- recovery
- recycled
- recycler
- Sample Media
- Sample Music
- Sample Pictures
- Sample Videos
- steamapps
- System Volume Information
- System32
- Temp
- Templates
- tmp
- tor browser
- Windows.old
- windows10upgrade
- Windows
- winnt
- WinSxS
- Package Cache
- Chrome
- Bitdefender
- cache
- LocalLow
It appends the following extension to the file name of the encrypted files:
- .sage
It drops the following file(s) as ransom note:
- %Desktop%\!HELP_SOS.hta
- {folders of encrypted files}\!HELP_SOS.hta
(Note: %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
NOTES:
The websites displayed in its ransom notes are the following: http://z5dq36kjy5swjtmr.{BLOCKED}o.net/ http://z5dq36kjy5swjtmr.{BLOCKED}p.com/ http://z5dq36kjy5swjtmr.{BLOCKED}n/login
It displays the following images after accessing the websites:
SOLUTION
9.850
13.750.03
30 Oct 2017
13.751.00
31 Oct 2017
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Restart in Safe Mode
Step 4
Search and delete these files
- %User Startup%\{random filename}.lnk
- %Application Data%\{random filename}.tmp
- %User Temp%\Mhd.bmp
- %Desktop%\!HELP_SOS.hta
- {folders of encrypted files}\!HELP_SOS.hta
Step 5
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_CURRENT_USER\Software\AppDataLow\{random value 1}
- {random value 2} = {random binary data}
- {random value 2} = {random binary data}
- In HKEY_CURRENT_USER\Software\{random value 1}
- {random value 2} = {random binary data}
- {random value 2} = {random binary data}
Step 6
Restart in normal mode and scan your computer with your Trend Micro product for files detected as RANSOM_SAGE.GRB. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
Step 7
Reset your Desktop properties
Step 8
Restore encrypted files from backup.
Step 9
Scan your computer with your Trend Micro product to delete files detected as RANSOM_SAGE.GRB. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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