djvu | 062326379158ab9a337c352b73a57e6d3465cd26e92ce2247fc502985c9e15b8

General

Target

setup.exe
Size

750KB
Sample

230328-bhsl9sgb83
MD5

135b751eefe23c858fb1bec740fd7c1b
SHA1

f57f08d10464654567ecf65050dbf977c9c91dfb
SHA256

062326379158ab9a337c352b73a57e6d3465cd26e92ce2247fc502985c9e15b8
SHA512

495543aa95276c91c6a55c5c217ccbbd6a3da0e3a5fc9db0f29fc3871fda3a475c572044bf61203d4311ef1688d3a8b26be8e6926a2a48a6c2e38a2530e8b667
SSDEEP

12288:5I77rRfnhORcgaxHvskEzH71exeDqtApMWOGsWguv:5ITRfhOegCENr7ge7pLOlWgu

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

3.1

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
  
  750KB
- MD5
  
  135b751eefe23c858fb1bec740fd7c1b
- SHA1
  
  f57f08d10464654567ecf65050dbf977c9c91dfb
- SHA256
  
  062326379158ab9a337c352b73a57e6d3465cd26e92ce2247fc502985c9e15b8
- SHA512
  
  495543aa95276c91c6a55c5c217ccbbd6a3da0e3a5fc9db0f29fc3871fda3a475c572044bf61203d4311ef1688d3a8b26be8e6926a2a48a6c2e38a2530e8b667
- SSDEEP
  
  12288:5I77rRfnhORcgaxHvskEzH71exeDqtApMWOGsWguv:5ITRfhOegCENr7ge7pLOlWgu
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