djvu | 1be03ed59b737779aa2ed6e7bb98c048f437ef5dd590890be5fc45a6a6dd3361

General

Target
1be03ed59b737779aa2ed6e7bb98c048f437ef5dd590890be5fc45a6a6dd3361
Size 749KB
Sample230331-lam2xsae9w
SHA256 1be03ed59b737779aa2ed6e7bb98c048f437ef5dd590890be5fc45a6a6dd3361
MD5 4ca671fdd56cbe62242cea2fa12b1242
SHA1 fe8e85873d81462162ef803acad6c0acbaa74eb1
SHA512 f546ec5a5103cf389e42ff574839a7b1893ed025e43f376507f5ccdb3c7723b04fc954233da8bf76a279727cceedc32982c7769aed14119f62f2d6b9b19ce45b
SSDEEP 12288:Wb4jTwsfYywBWuiY4OQwMZ7tHztjj4JZq6I+icmKXK9O6R76IQIOL5Ak8MWXLw:WkTwsfYywAui/PwMDTpjWzbXmd9FR76L
MD5 SHA1 SHA512 SSDEEP

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
  1be03ed59b737779aa2ed6e7bb98c048f437ef5dd590890be5fc45a6a6dd3361
- Size 749KB
- SHA256 1be03ed59b737779aa2ed6e7bb98c048f437ef5dd590890be5fc45a6a6dd3361
- MD5 4ca671fdd56cbe62242cea2fa12b1242
- SHA1 fe8e85873d81462162ef803acad6c0acbaa74eb1
- SHA512 f546ec5a5103cf389e42ff574839a7b1893ed025e43f376507f5ccdb3c7723b04fc954233da8bf76a279727cceedc32982c7769aed14119f62f2d6b9b19ce45b
- SSDEEP 12288:Wb4jTwsfYywBWuiY4OQwMZ7tHztjj4JZq6I+icmKXK9O6R76IQIOL5Ak8MWXLw:WkTwsfYywAui/PwMDTpjWzbXmd9FR76L
- MD5 SHA1 SHA512 SSDEEP
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