djvu | d2dd7ba12e662280a3fc4981c9d1fe8afa58873fc3c4d63f033d2089a5f977bc

General

Target

setup.exe
Size

765KB
Sample

230328-bkhvvagb92
MD5

d42c9a41bda7bcdf5fc1dd5fb9e1f0e8
SHA1

557ac5f5ecb4900ebfb39873527b0e968e3bf652
SHA256

d2dd7ba12e662280a3fc4981c9d1fe8afa58873fc3c4d63f033d2089a5f977bc
SHA512

182ffda90e33d07b3347ee45ec8fa7cb28112effa0297d886b10291cfa5ccbb07f3c532c3ab30da3ed8ba30583df6765e5e8920cb7ed644131967837deee4929
SSDEEP

12288:cmxAT4ZNGb4+l9MV8btraWaz5xel1ct8Ihy8kH6oze1zRBtIQYZPuUZQ:cmxLZX+lM8btraWaz5t8IhVkze1LtIQE

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.jyos
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

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes

profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
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
  
  setup.exe
- Size
  
  765KB
- MD5
  
  d42c9a41bda7bcdf5fc1dd5fb9e1f0e8
- SHA1
  
  557ac5f5ecb4900ebfb39873527b0e968e3bf652
- SHA256
  
  d2dd7ba12e662280a3fc4981c9d1fe8afa58873fc3c4d63f033d2089a5f977bc
- SHA512
  
  182ffda90e33d07b3347ee45ec8fa7cb28112effa0297d886b10291cfa5ccbb07f3c532c3ab30da3ed8ba30583df6765e5e8920cb7ed644131967837deee4929
- SSDEEP
  
  12288:cmxAT4ZNGb4+l9MV8btraWaz5xel1ct8Ihy8kH6oze1zRBtIQYZPuUZQ:cmxLZX+lM8btraWaz5t8IhVkze1LtIQE
Score

10^/10

djvu vidar 00d92484c9b27bc8482a2cc94cacc508 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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