djvu | b10554d90f6ee8644523bde1b0ce39119f95dfadcaea20176c3b52cd2e56265a

General

Target

b10554d90f6ee8644523bde1b0ce39119f95dfadcaea20176c3b52cd2e56265a
Size

753KB
Sample

230401-w6f9csbg45
MD5

290842d32eed0900001880ac32450b8f
SHA1

cbaf04282c322ffbf0ce24fec175877d5fc2c6e7
SHA256

b10554d90f6ee8644523bde1b0ce39119f95dfadcaea20176c3b52cd2e56265a
SHA512

b86340fe12ce6d35679645d8575d1b9658c30850080f5b99abfdda3b9b95e6d67acc3a01c0a1553e1bf9a84d82d31d2fddfda51ff3b224d092e076ff5aa3d6d0
SSDEEP

12288:07l2AWaPYpWiq5xdodboB4vgQaTAGkZmGJ9HEvE3th++OpuekD1k:PAWaOWP5xKboOasZZdJ9HOE3vHque61k

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

Attributes

extension
.niwm
offline_id
FCP2fiITr4rryFhFBnA59GMgwES5CunmcbPc76t1
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
  
  b10554d90f6ee8644523bde1b0ce39119f95dfadcaea20176c3b52cd2e56265a
- Size
  
  753KB
- MD5
  
  290842d32eed0900001880ac32450b8f
- SHA1
  
  cbaf04282c322ffbf0ce24fec175877d5fc2c6e7
- SHA256
  
  b10554d90f6ee8644523bde1b0ce39119f95dfadcaea20176c3b52cd2e56265a
- SHA512
  
  b86340fe12ce6d35679645d8575d1b9658c30850080f5b99abfdda3b9b95e6d67acc3a01c0a1553e1bf9a84d82d31d2fddfda51ff3b224d092e076ff5aa3d6d0
- SSDEEP
  
  12288:07l2AWaPYpWiq5xdodboB4vgQaTAGkZmGJ9HEvE3th++OpuekD1k:PAWaOWP5xKboOasZZdJ9HOE3vHque61k
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