djvu | 39cfafe63506cd4cb0d31a83ed38a31cf7042150e4d6d80a221a5a201c51dbfb

General

Target

39cfafe63506cd4cb0d31a83ed38a31cf7042150e4d6d80a221a5a201c51dbfb
Size

759KB
Sample

230327-g9v5cseb4w
MD5

a530aeadc73110ff6feb6fe6a5fc6c5a
SHA1

f864d4f4f3279a58f2123a3fb8ac68dd369cd293
SHA256

39cfafe63506cd4cb0d31a83ed38a31cf7042150e4d6d80a221a5a201c51dbfb
SHA512

5517dcad7917fafd8aaa4fb44b67415767361d77d6a4ae1ae7c568141e09cb84cdc4a935676cda4594a508ba990581a027f3a01b130212fedfb0af3b2c9bc8a0
SSDEEP

12288:MSMpNPUmw3Kp/4b/W7Nv3gNRpzwqduPtJOlX0QbQ3t:d8PUNKpee5INEqgFJWX

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
  
  39cfafe63506cd4cb0d31a83ed38a31cf7042150e4d6d80a221a5a201c51dbfb
- Size
  
  759KB
- MD5
  
  a530aeadc73110ff6feb6fe6a5fc6c5a
- SHA1
  
  f864d4f4f3279a58f2123a3fb8ac68dd369cd293
- SHA256
  
  39cfafe63506cd4cb0d31a83ed38a31cf7042150e4d6d80a221a5a201c51dbfb
- SHA512
  
  5517dcad7917fafd8aaa4fb44b67415767361d77d6a4ae1ae7c568141e09cb84cdc4a935676cda4594a508ba990581a027f3a01b130212fedfb0af3b2c9bc8a0
- SSDEEP
  
  12288:MSMpNPUmw3Kp/4b/W7Nv3gNRpzwqduPtJOlX0QbQ3t:d8PUNKpee5INEqgFJWX
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