djvu | a92097460fb6fc1e6fe914c7bd3511d6035c79fe78ba76f991f4c14966cae17c

General

Target

setup.exe
Size

732KB
Sample

230329-cg91laed34
MD5

336d8a97f6a94b95ccf42a512c7d43c5
SHA1

5e066e56f670a648ffdb0108fe9f4e7e9ad948b6
SHA256

a92097460fb6fc1e6fe914c7bd3511d6035c79fe78ba76f991f4c14966cae17c
SHA512

06c8b08da7f50d81fe525a83d7062c19cffb6869227a74aaf8ed237fa7776215a65036eea458c8146b4bb21ea6657e4d275dfd87f461070d546a0dae807e07bf
SSDEEP

12288:1fpdLYWSDlFNVNqLSxw6OaGzn/2f/i+1wSaWr:lL6DlnVNvx/Oayn/e/irnW

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

3.2

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
  
  setup.exe
- Size
  
  732KB
- MD5
  
  336d8a97f6a94b95ccf42a512c7d43c5
- SHA1
  
  5e066e56f670a648ffdb0108fe9f4e7e9ad948b6
- SHA256
  
  a92097460fb6fc1e6fe914c7bd3511d6035c79fe78ba76f991f4c14966cae17c
- SHA512
  
  06c8b08da7f50d81fe525a83d7062c19cffb6869227a74aaf8ed237fa7776215a65036eea458c8146b4bb21ea6657e4d275dfd87f461070d546a0dae807e07bf
- SSDEEP
  
  12288:1fpdLYWSDlFNVNqLSxw6OaGzn/2f/i+1wSaWr:lL6DlnVNvx/Oayn/e/irnW
Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 discovery persistence ransomware stealer spyware
- 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