djvu | fa7a4cefc74b946755bc35120386e77b14c2d26563421704e07dc009f80e12f8

General

Target

fa7a4cefc74b946755bc35120386e77b14c2d26563421704e07dc009f80e12f8
Size

783KB
Sample

230630-fqc9rsha9x
MD5

2b1d02748bbf2a293604986d1e694a44
SHA1

be2d8db989a9c0797991e27ef80044ba36b50f1d
SHA256

fa7a4cefc74b946755bc35120386e77b14c2d26563421704e07dc009f80e12f8
SHA512

e61bd9a6de336c5d3bd47aa9efba7dcafa55e827bb3627f2ca5e7714bb8458560f01b0806fc8450bab1a9ecafd253156c395bd3680ed924469d78a35961c4257
SSDEEP

12288:AnedjM5K9AlaDf00EdmwoTaDTHsTlVn1U0PU1oRCRK5SmGXPU3WCRCt:AnofDzEYwo+DTWnW0cyIkVkPKy

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test1/get.php

Attributes

extension
.aghz
offline_id
IGjpno8dwAKJpBjbvlsxfyQXyNoBoo3dXUtMk6t1
payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

4.5

Botnet

75b38583a079a9212c1fa894fd1b945f

C2

https://steamcommunity.com/profiles/76561199520592470

https://t.me/motafan

Attributes

profile_id_v2
75b38583a079a9212c1fa894fd1b945f
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/111.0

Targets

- Target
  
  fa7a4cefc74b946755bc35120386e77b14c2d26563421704e07dc009f80e12f8
- Size
  
  783KB
- MD5
  
  2b1d02748bbf2a293604986d1e694a44
- SHA1
  
  be2d8db989a9c0797991e27ef80044ba36b50f1d
- SHA256
  
  fa7a4cefc74b946755bc35120386e77b14c2d26563421704e07dc009f80e12f8
- SHA512
  
  e61bd9a6de336c5d3bd47aa9efba7dcafa55e827bb3627f2ca5e7714bb8458560f01b0806fc8450bab1a9ecafd253156c395bd3680ed924469d78a35961c4257
- SSDEEP
  
  12288:AnedjM5K9AlaDf00EdmwoTaDTHsTlVn1U0PU1oRCRK5SmGXPU3WCRCt:AnofDzEYwo+DTWnW0cyIkVkPKy
Score

10^/10

djvu vidar 75b38583a079a9212c1fa894fd1b945f discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext
behavioral1 behavioral2