djvu | c0a6fbd698e011fa3849ff815a1066350e4f759ad59a5d19b004326d2984dbf7

General

Target

c0a6fbd698e011fa3849ff815a1066350e4f759ad59a5d19b004326d2984dbf7
Size

741KB
Sample

230330-18gecshg85
MD5

a9056da136fbccc85f36d29f2d4f4bc5
SHA1

b86e450b23da4bd8da1b8aa8deb341f85b959ab8
SHA256

c0a6fbd698e011fa3849ff815a1066350e4f759ad59a5d19b004326d2984dbf7
SHA512

58f5f31910646207c719450662701ca3773cc9fe56c0d651201f8fdacc42fcde223d9187cd700e3d5bc148beac86ff076cd28a014d3527ba7eca02c5a876d41b
SSDEEP

12288:W5HGIvSz/8azDXnaDXprA6H3m1AjmsuPHFvOAn5Yp+fueVBz:1PnXGXpk6XmEmsuN2CKdOBz

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes

extension
.jywd
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
payload_url
http://uaery.top/dl/build2.exe

http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

C2

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes

profile_id_v2
5df88deb5dde677ba658b77ad5f60248
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

- Target
  
  c0a6fbd698e011fa3849ff815a1066350e4f759ad59a5d19b004326d2984dbf7
- Size
  
  741KB
- MD5
  
  a9056da136fbccc85f36d29f2d4f4bc5
- SHA1
  
  b86e450b23da4bd8da1b8aa8deb341f85b959ab8
- SHA256
  
  c0a6fbd698e011fa3849ff815a1066350e4f759ad59a5d19b004326d2984dbf7
- SHA512
  
  58f5f31910646207c719450662701ca3773cc9fe56c0d651201f8fdacc42fcde223d9187cd700e3d5bc148beac86ff076cd28a014d3527ba7eca02c5a876d41b
- SSDEEP
  
  12288:W5HGIvSz/8azDXnaDXprA6H3m1AjmsuPHFvOAn5Yp+fueVBz:1PnXGXpk6XmEmsuN2CKdOBz
Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 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