djvu | 3f063fd7e94f03475056fc4a24beb28da821ec5cb8dabe9c7d4f958d8f21a397

General

Target

file.exe
Size

833KB
Sample

230402-bndejadh37
MD5

5faa37823a06a9aa29caa050e518ec4a
SHA1

6b05966ebbf13b4f804372657841bd9590283435
SHA256

3f063fd7e94f03475056fc4a24beb28da821ec5cb8dabe9c7d4f958d8f21a397
SHA512

6452058acfb9af09d30c8740ae5840edf8fd600a8a9226e35983811c4a2151ce62ed9f530a303059b6f60c0d897598ada70923f65ffdcbdc62883112d26bcc7a
SSDEEP

24576:XidwAZaNZPLeQl/xMBR5LSNS6Id2vWes:Xiipz46IdkW

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.nitz
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
  
  file.exe
- Size
  
  833KB
- MD5
  
  5faa37823a06a9aa29caa050e518ec4a
- SHA1
  
  6b05966ebbf13b4f804372657841bd9590283435
- SHA256
  
  3f063fd7e94f03475056fc4a24beb28da821ec5cb8dabe9c7d4f958d8f21a397
- SHA512
  
  6452058acfb9af09d30c8740ae5840edf8fd600a8a9226e35983811c4a2151ce62ed9f530a303059b6f60c0d897598ada70923f65ffdcbdc62883112d26bcc7a
- SSDEEP
  
  24576:XidwAZaNZPLeQl/xMBR5LSNS6Id2vWes:Xiipz46IdkW
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 behavioral2