RANSOM_CITOXE.A
Ransom:Win32/Genasom (Microsoft); TR/Crypt.fkm.mkvvx (Avira)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Dropped by other malware, Downloaded from the Internet
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
123,392 bytes
EXE
Yes
13 Nov 2016
Encrypts files, Displays graphics/image
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other Details
This Trojan encrypts files with the following extensions:
- .rdp
- .png
- .3dm
- .3g2
- .3gp
- .aaf
- .accdb
- .aep
- .aepx
- .aet
- .ai
- .aif
- .arw
- .as
- .as3
- .asf
- .asp
- .asx
- .avi
- .bay
- .bmp
- .cdr
- .cer
- .class
- .cpp
- .cr2
- .crt
- .crw
- .cs
- .csv
- .db
- .dbf
- .dcr
- .der
- .dng
- .doc
- .docb
- .docm
- .docx
- .dot
- .dotm
- .dotx
- .dwg
- .dxf
- .dxg
- .efx
- .eps
- .erf
- .fla
- .flv
- .idml
- .iff
- .indb
- .indd
- .indl
- .indt
- .inx
- .jar
- .java
- .jpeg
- .jpg
- .kdc
- .m3u
- .m3u8
- .m4u
- .max
- .mdb
- .mdf
- .mef
- .mid
- .mov
- .mp3
- .mp4
- .mpa
- .mpeg
- .mpg
- .mrw
- .msg
- .nef
- .nrw
- .odb
- .odc
- .odm
- .odp
- .ods
- .odt
- .orf
- .p12
- .p7b
- .p7c
- .pdb
- .pef
- .pem
- .pfx
- .php
- .plb
- .pmd
- .pot
- .potm
- .potx
- .ppam
- .ppj
- .pps
- .ppsm
- .ppsx
- .ppt
- .pptm
- .pptx
- .prel
- .prproj
- .ps
- .psd
- .pst
- .ptx
- .r3d
- .ra
- .raf
- .rar
- .raw
- .rb
- .rtf
- .rw2
- .rwl
- .sdf
- .sldm
- .sldx
- .sql
- .sr2
- .srf
- .srw
- .svg
- .swf
- .tif
- .vcf
- .vob
- .wav
- .wb2
- .wma
- .wmv
- .wpd
- .wps
- .x3f
- .xla
- .xlam
- .xlk
- .ARIZ0NA
- .xll
- .xlm
- .xls
- .xlsb
- .xlsm
- .xlsx
- .xlt
- .xltm
- .xltx
- .xlw
- .xml
- .xqx
- .zip
- .class
- .html
- .setup
- .dll
- .txt
- .ini
- .exe
- .jar
- .php
- .htm
- .bat
- .cmd
- .com
- .dos
- .pl
- .json
- .py
- .python
- .word
It renames encrypted files using the following names:
- {original filename}.TRUMP
It does the following:
- Encrypts files in the following directory:
- Desktop
- Personal
- MyPictures
- MyMusic
- MyVideos
- CommonDocuments
- ApplicationData
- CommonApplicationData
- Templates
- System
- Cookies
- DesktopDirectory
- Favorites
- History
- InternetCache
- LocalApplicationData
- MyComputer
- CommonDesktopDirectory
- UserProfile
NOTES:
This ransomware shows the following image after encryption:
SOLUTION
9.800
12.902.02
16 Nov 2016
12.903.00
17 Nov 2016
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
Restart in normal mode and scan your computer with your Trend Micro product for files detected as RANSOM_CITOXE.A. 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 5
Restore encrypted files from backup.
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