djvu | c9ee77f8a2c2c6c8df363fed9a46762294907e619beb45fc08db1d99d3572f89

General

Target

c9ee77f8a2c2c6c8df363fed9a46762294907e619beb45fc08db1d99d3572f89
Size

726KB
Sample

230329-ste9raad8x
MD5

a2813d8a07a0bfe6ab8d8f5f3e486bd6
SHA1

2f490cd0ac83ae8455dcc087946334b79f95c5a7
SHA256

c9ee77f8a2c2c6c8df363fed9a46762294907e619beb45fc08db1d99d3572f89
SHA512

e4a029b483fab437f071bc9380faee4ab8f1c8c1325d58db99aeabebabc6519835a1f0391e69bc5366c3e47b854036e37b2ec1a5ed47c48fb0e77d7be3672782
SSDEEP

12288:BAzO6q4KtdADe18pirCeRSp7fPAaBCp9Eui8twROuIZDna8c:BbFAD0CeMp7nnBCp+uVcimN

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
  
  c9ee77f8a2c2c6c8df363fed9a46762294907e619beb45fc08db1d99d3572f89
- Size
  
  726KB
- MD5
  
  a2813d8a07a0bfe6ab8d8f5f3e486bd6
- SHA1
  
  2f490cd0ac83ae8455dcc087946334b79f95c5a7
- SHA256
  
  c9ee77f8a2c2c6c8df363fed9a46762294907e619beb45fc08db1d99d3572f89
- SHA512
  
  e4a029b483fab437f071bc9380faee4ab8f1c8c1325d58db99aeabebabc6519835a1f0391e69bc5366c3e47b854036e37b2ec1a5ed47c48fb0e77d7be3672782
- SSDEEP
  
  12288:BAzO6q4KtdADe18pirCeRSp7fPAaBCp9Eui8twROuIZDna8c:BbFAD0CeMp7nnBCp+uVcimN
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
- 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