djvu | 8b27ea5d89a85833ae746ec3cc9c8b0a085d2e86b9a0b96d34fa888132aad864

General

Target

8b27ea5d89a85833ae746ec3cc9c8b0a085d2e86b9a0b96d34fa888132aad864
Size

744KB
Sample

230329-p63c9shh7x
MD5

b1154b4fae1c85e142bf78e5ed06eb1b
SHA1

ad56ecf00b3b706a176463b8f29f421e67767636
SHA256

8b27ea5d89a85833ae746ec3cc9c8b0a085d2e86b9a0b96d34fa888132aad864
SHA512

f2cd3e00b9127e6bf31a0edf0310c310272739a8963c24ca63a5dff409ea206f8adc64bb9da626595a8d0ebd1fb2e530071307d75a6b1bb933fe0e4c60c8524d
SSDEEP

12288:IqJBmexfpaG6QiuEhe9vlCOEh3rABXXX/XWVo5tAV0jpigiPQPenGNzaFvR3sR:IQmexfpazQiuVlCOEhUBHXPSwtAV01iF

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
  
  8b27ea5d89a85833ae746ec3cc9c8b0a085d2e86b9a0b96d34fa888132aad864
- Size
  
  744KB
- MD5
  
  b1154b4fae1c85e142bf78e5ed06eb1b
- SHA1
  
  ad56ecf00b3b706a176463b8f29f421e67767636
- SHA256
  
  8b27ea5d89a85833ae746ec3cc9c8b0a085d2e86b9a0b96d34fa888132aad864
- SHA512
  
  f2cd3e00b9127e6bf31a0edf0310c310272739a8963c24ca63a5dff409ea206f8adc64bb9da626595a8d0ebd1fb2e530071307d75a6b1bb933fe0e4c60c8524d
- SSDEEP
  
  12288:IqJBmexfpaG6QiuEhe9vlCOEh3rABXXX/XWVo5tAV0jpigiPQPenGNzaFvR3sR:IQmexfpazQiuVlCOEhUBHXPSwtAV01iF
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