RANSOM_PURGE.F116J4
Ransom.Globe (Malwarebytes)
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
This Trojan deletes the initially executed copy of itself.
TECHNICAL DETAILS
164,864 bytes
EXE
Yes
26 Sep 2016
Encrypts files, Displays message/message boxes
Installation
This Trojan drops the following copies of itself into the affected system and executes them:
- %AppdataLocal%\x3m.exe
It drops the following component file(s):
- {folder of encrypted files}\How to restore files.hta - ransom note
Autostart Technique
This Trojan adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\RunOnce
{GUID} = "%AppDataLocal%\x3m.exe"
Other System Modifications
This Trojan adds the following registry entries as part of its installation routine:
HKEY_CURRENT_USER\Software\Globe
temp = {random string}
Other Details
This Trojan encrypts files with the following extensions:
- 7z
- 7zip
- 8
- 88
- 888
- 8ba
- 8bc
- 8be
- 8bf
- 8bi8
- 8bl
- 8bs
- 8bx
- 8by
- 8li
- 9
- 99
- 999
- a2c
- aa
- aa3
- aac
- aaf
- ab4
- abf
- abk
- abw
- ac2
- ac3
- accdb
- accde
- accdr
- accdt
- ace
- ach
- acr
- act
- adb
- ade
- adi
- adp
- adpb
- adr
- ads
- adt
- aep
- aepx
- aes
- aet
- afp
- agd1
- agdl
- ai
- aif
- aiff
- aim
- aip
- ais
- ait
- ak
- al
- allet
- alt
- amf
- amr
- amu
- amx
- amxx
- anekspakiet
- aneksskrypt
- ans
- aoi
- ap
- ape
- api
- apj
- apk
- apnx
- arc
- arch00
- ari
- arj
- aro
- arr
- art
- arw
- as
- as3
- asa
- asc
- ascx
- ase
- asf
- ashx
- asm
- asmx
- asp
- aspx
- asr
- asset
- asx
- automaticdestinations-ms
- avd
- avdata
- avhdx
- avi
- avs
- awg
- azf
- azs
- azw
- azw1
- azw3
- azw4
- b2a
- bac
- back
- backup
- backupdb
- bad
- bak
- bank
- bar
- bat
- bay
- bc6
- bc7
- bck
- bcp
- bdb
- bdp
- bdr
- bfa
- bgt
- bi8
- bib
- bic
- big
- bik
- bin
- bkf
- bkp
- bkup
- blend
- blob
- blp
- bmc
- bmf
- bml
- bmp
- boc
- bp2
- bp3
- bpk
- bpl
- bpw
- brd
- bsa
- bsk
- bsp
- bt
- btoa
- bus
- bvd
- c
- cab
- cag
- cam
- camproj
- cap
- car
- cas
- cat
- cbf
- cbr
- cbz
- cc
- ccd
- ccf
- cch
- cd
- cdf
- cdi
- cdr
- cdr3
- cdr4
- cdr5
- cdr6
- cdrw
- cdx
- ce1
- ce2
- cef
- cer
- cert
- cfg
- cfp
- cfr
- cgf
- cgi
- cgm
- cgp
- chk
- chm
- chml
- cib
- class
- clr
- cls
- clx
- cmf
- cms
- cmt
- cnf
- cng
- cnt
- cod
- col
- com
- con
- conf
- config
- contact
- cp
- cpi
- cpio
- cpp
- cr2
- craw
- crd
- crt
- crw
- crwl
- crypt
- crypted
- cryptra
- cs
- csh
- csi
- csl
- cso
- csr
- css
- csv
- ctt
- cty
- cue
- cwf
- d3dbsp
- dac
- dal
- dap
- das
- dash
- dat
- data
- database
- dayzprofile
- dazip
- db
- db_journal
- db0
- db3
- dba
- dbb
- dbd
- dbf
- dbfv
- db-journal
- dbx
- dc2
- dc4
- dch
- dco
- dcp
- dcr
- dcs
- dct
- dcu
- ddc
- ddcx
- ddd
- ddoc
- ddrw
- dds
- def
- default
- dem
- deploy
- der
- des
- desc
- design
- desklink
- dev
- dex
- dfm
- dgc
- dic
- dif
- dii
- dim
- dime
- dip
- dir
- directory
- disc
- disk
- dit
- divx
- diz
- djv
- djvu
- dk
- dlc
- dll
- dmg
- dmp
- dmp1
- dmp2
- dmp3
- dmp4
- dmp5
- dmp6
- dmp7
- dmp8
- dmp9
- dng
- dob
- doc
- docb
- docm
- docx
- dot
- dotm
- dotx
- dox
- dpk
- dpl
- dpr
- drf
- drw
- dsk
- dsp
- dtd
- dtddb
- dtpage
- dtrestore
- dvd
- dvi
- dvx
- dwg
- dxb
- dxe
- dxf
- dxg
- e
- e4a
- edb
- efl
- efr
- efu
- efx
- eip
- elf
- emc
- emf
- eml
- enc
- enx
- ep
- epk
- epp
- eps
- epub
- epx
- eql
- erbsql
- erf
- err
- esf
- esm
- euc
- evo
- evtx
- ex
- exe
- exf
- exif
- f90
- faq
- fbk
- fcd
- fdb
- fdr
- fds
- ff
- ffd
- fff
- fh
- fhd
- fk
- fkx
- fla
- flac
- flf
- flk
- flp
- flt
- flv
- flvv
- fmx
- fnc
- for
- forge
- fos
- fp7
- fpenc
- fpk
- fpp
- fpt
- fpx
- frm
- fsh
- fss
- fxg
- gam
- gbkk
- gdb
- gfe
- gfx
- gho
- gif
- gm
- gmx
- gpg
- gr
- gray
- grey
- grf
- groups
- grs
- grx
- gry
- gthr
- gxk
- gz
- gzig
- gzip
- h
- h3m
- h4r
- hbk
- hbx
- hdd
- hds
- hex
- his
- hkdb
- hkx
- hplg
- hpp
- hqx
- htm
- html
- htpasswd
- hvpl
- hwp
- i01
- i02
- i03
- i04
- i05
- iam
- iar
- ib
- ibank
- ibd
- ibz
- ico
- ics
- icxs
- idl
- idml
- idx
- ie5
- ie6
- ie7
- ie8
- ie9
- iff
- iif
- iiq
- img
- incpas
- ind
- indb
- indd
- indl
- indt
- inf
- ini
- ink
- inx
- ipa
- ipe
- ipt
- iso
- isu
- isz
- itdb
- itl
- itm
- iv2i
- iwd
- iwi
- jac
- jar
- jav
- java
- jbc
- jc
- jfif
- jge
- jgz
- jif
- jiff
- jnt
- jpc
- jpe
- jpeg
- jpf
- jpg
- jpw
- jrc
- jrs
- js
- json
- jsp
- just
- k25
- kc2
- kdb
- kdbx
- kdc
- kde
- key
- kf
- klq
- kmz
- kod
- kom
- kpdx
- ksb
- ksb2
- kwd
- kwm
- l
- laccdb
- lastlogin
- lay
- lay6
- layout
- lbf
- lbi
- lcd
- lcf
- lck
- lcn
- ldb
- ldf
- len
- lgp
- lib
- lic
- lit
- litemod
- lng
- lngttarch2
- lnk
- localstorage
- lock
- locky
- log
- lp2
- lpa
- lrf
- lrg
- lst
- ltm
- ltr
- ltx
- lua
- lvivt
- lvl
- lzf
- m
- m2
- m2ts
- m3u
- m3u8
- m4a
- m4p
- m4u
- m4v
- mac
- mag
- man
- manifest
- map
- mapimail
- max
- mbox
- mbx
- mcd
- mcgame
- mcmeta
- mcrp
- md
- md0
- md1
- md2
- md3
- md5
- mdb
- mdbackup
- mdc
- mddata
- mdf
- mdl
- mdn
- mds
- mef
- menu
- meo
- mfw
- mic
- mid
- mim
- mime
- mip
- mjd
- mkd
- mkv
- mlb
- mlx
- mm6
- mm7
- mm8
- mme
- mml
- mmw
- mnu
- mny
- mobi
- mod
- moneywell
- mos
- mov
- movie
- moz
- mp1
- mp2
- mp3
- mp4
- mp4v
- mpa
- mpe
- mpeg
- mpg
- mpq
- mpqge
- mpv2
- mrw
- mrwref
- mse
- msg
- msi
- msp
- mst
- mts
- mui
- mxl
- mxp
- myd
- myi
- myo
- nav
- ncd
- ncf
- nd
- ndd
- ndf
- nds
- nef
- nfo
- nk2
- nop
- now
- nrg
- nri
- nrw
- ns2
- ns3
- ns4
- nsd
- nsf
- nsg
- nsh
- ntl
- number
- nvram
- nwb
- nwd
- nx1
- nx2
- nxl
- nyf
- nzb
- o
- oab
- obj
- ocx
- odb
- odc
- odf
- odg
- odi
- odm
- odp
- ods
- odt
- oft
- oga
- ogg
- oil
- opd
- opf
- orf
- ost
- otg
- oth
- otp
- ots
- ott
- out
- ova
- owl
- oxps
- oxt
- p12
- p7b
- p7c
- pab
- pack
- pages
- pak
- paq
- par
- pas
- pat
- pbd
- pbf
- pbk
- pbp
- pbs
- pcd
- pct
- pcv
- pd
- pdb
- pdc
- pdd
- pdj
- pdl
- pef
- pem
- pfx
- php
- pkb
- pkey
- pkg
- pkh
- pkpass
- pl
- plb
- plc
- pli
- pls
- plt
- plus_muhd
- ply
- pm
- pmd
- png
- po
- pot
- potm
- potx
- ppam
- ppd
- ppf
- ppj
- pps
- ppsm
- ppsx
- ppt
- pptm
- pptx
- prc
- prel
- prf
- props
- prproj
- prt
- ps
- psa
- psafe3
- psd
- psk
- pspimage
- pst
- psw6
- ptb
- ptr
- ptx
- pub
- puz
- pwf
- pwi
- pwm
- pxp
- py
- qba
- qbb
- qbm
- qbr
- qbw
- qbx
- qby
- qcow
- qcow2
- qdf
- qed
- qel
- qic
- qif
- qpx
- qr2
- qr3
- qt
- qtq
- qtr
- qtx
- r00
- r01
- r02
- r03
- r3d
- ra
- ra2
- raf
- ram
- rap
- rar
- rat
- raw
- rb
- rdb
- rdf
- rdi
- rdp
- re4
- rec
- reg
- rep
- res
- result
- rev
- rgn
- rgss3a
- rim
- rll
- rm
- rng
- rofl
- rpf
- rpt
- rrt
- rsdf
- rsds
- rsrc
- rsw
- rte
- rtf
- rtm
- rts
- rtx
- rum
- run
- rv
- rvt
- rw2
- rwl
- rwz
- rxl
- rzk
- rzx
- s
- s1
- s10
- s11
- s12
- s13
- s14
- s15
- s16
- s17
- s18
- s19
- s2
- s20
- s21
- s22
- s23
- s24
- s25
- s26
- s27
- s28
- s29
- s3
- s3db
- s4
- s5
- s6
- s7
- s8
- s9
- sad
- saf
- safe
- sal
- sas7bdat
- sav
- save
- say
- sb
- sbb
- sc2save
- sch
- scm
- scn
- scx
- sd0
- sd1
- sda
- sdb
- sdc
- sdf
- sdi
- sdn
- sdo
- sds
- sdt
- search-ms
- sef
- sen
- ses
- sf
- sfs
- sft
- sfx
- sgz
- sh
- shar
- shr
- shw
- shy
- sid
- sidd
- sidn
- sie
- sis
- skb
- skp
- sldm
- sldx
- slf
- slk
- slm
- slt
- sme
- sn1
- sn10
- sn11
- sn12
- sn13
- sn14
- sn15
- sn16
- sn17
- sn18
- sn19
- sn2
- sn20
- sn21
- sn22
- sn23
- sn24
- sn25
- sn26
- sn27
- sn28
- sn29
- sn3
- sn30
- sn4
- sn5
- sn6
- sn7
- sn8
- sn9
- sna
- snk
- snp
- snx
- so
- sp
- spd
- spr
- spx
- sql
- sqlite
- sqlite3
- sqlitedb
- sqllite
- sqx
- sr2
- srf
- srt
- srw
- ssa
- st4
- st5
- st6
- st7
- st8
- stc
- std
- sti
- stm
- stp
- stt
- stw
- stx
- sud
- suf
- sum
- sv2i
- svg
- svi
- svr
- swd
- swf
- switch
- sxc
- sxd
- sxg
- sxi
- sxm
- sxw
- syncdb
- sys
- t01
- t03
- t05
- t12
- t13
- tar
- tax
- tax2013
- tax2014
- tbk
- tbz2
- tch
- tcx
- template
- tex
- text
- tg
- tga
- tgz
- thm
- thmx
- tib
- tif
- tiff
- tlg
- tlz
- tmpl
- toast
- tor
- torrent
- tpu
- tpx
- trash
- trc
- trn
- trp
- ts
- ttf
- tu
- tur
- txd
- txf
- txt
- typ
- uax
- udf
- uea
- umx
- unity3d
- unr
- unx
- uop
- uot
- upk
- upoi
- url
- usa
- usr
- usx
- ut2
- ut3
- utc
- utx
- uu
- uud
- uue
- uvx
- uxx
- val
- var
- vault
- vbox
- vbs
- vc
- vcd
- vcf
- vdf
- vdi
- vdo
- ver
- vfs0
- vhd
- vhdx
- vlc
- vlt
- vmdk
- vmf
- vmsd
- vmt
- vmx
- vmxf
- vob
- vp
- vpk
- vpp_pc
- vsd
- vsi
- vsv
- vtf
- w3g
- w3x
- wab
- wad
- wallet
- war
- wav
- wave
- waw
- wb2
- wbk
- wd
- wdgt
- wds
- wdt
- wdx
- wim
- wks
- wm
- wma
- wmd
- wmdb
- wmmp
- wmo
- wmv
- wmx
- wotreplay
- wow
- wpd
- wpe
- wpk
- wpl
- wps
- wrl
- wsh
- wtd
- wtf
- wvx
- x11
- x3f
- xal
- xel
- xf
- xis
- xl
- xla
- xlam
- xlc
- xlk
- xll
- xlm
- xlr
- xls
- xlsb
- xlsm
- xlsx
- xlt
- xltm
- xltx
- xlv
- xlw
- xlwx
- xml
- xpc
- xpi
- xpo
- xps
- xpt
- xqx
- xsd
- xsl
- xtbl
- xva
- xvid
- xwd
- xxe
- xxx
- yab
- ycbcra
- yenc
- yml
- ync
- yps
- yuv
- z02
- z04
- zap
- zepto
- zip
- zipx
- zoo
- zps
- ztmp
It renames encrypted files using the following names:
- {random characters}.blt
It does the following:
- It deletes shadow copies by executing the following command:
- vssadmin.exe Delete Shadows /All /Quiet
- It disables Windows Startup Repair by executing the following commands:
- bcdedit.exe /set {default} recoveryenabled No
- bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures
- Encrypts files in the following location:
- %User Profile%
- %Desktop%
- Shared Folder
- All Local Drives
- It terminates itself when the following strings are found in the registry:
- virtual_pc
- virtual_box
- anubis
- vmware
- qemu
- vbox
- It runs in debug mode when the following registry entry is present:
- HKEY_CURRENT_USER\Software\Globe
- "debug" = "YES"
(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.)
It deletes the initially executed copy of itself
NOTES:
This ransomware shows the following message box when run in debug mode:
It then starts step by step running of the malware:
It drops and executes the following ransom note after encryption:
SOLUTION
9.800
12.816.07
04 Oct 2016
12.817.00
Step 1
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 2
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 3
Restart in Safe Mode
Step 4
Search and delete these files
- %AppDataLocal%\x3m.exe
- {Folder of encrypted files}\ How to restore files.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\Microsoft\Windows\CurrentVersion\RunOnce
- {GUID} = "%AppDataLocal%\x3m.exe"
- {GUID} = "%AppDataLocal%\x3m.exe"
Step 6
Restart in normal mode and scan your computer with your Trend Micro product for files detected as RANSOM_PURGE.F116J4. 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
Restore encrypted files from backup.
Did this description help? Tell us how we did.