djvu | 1d9ef7ff4fffd831821ff189dd939ebe24a6367638dd61075250bb694417dbcc

General

Target

1d9ef7ff4fffd831821ff189dd939ebe24a6367638dd61075250bb694417dbcc
Size

833KB
Sample

230402-ar4v8adf58
MD5

3b95a5c2a3496ef9e033c965a2cec6ed
SHA1

f76b304e4682f50b529ff647a448531e63903ab1
SHA256

1d9ef7ff4fffd831821ff189dd939ebe24a6367638dd61075250bb694417dbcc
SHA512

399a7d892175b0abb2e172f5b2863edd3db4c7427af8b8acc8013368edd5084c20aa3c15071c9254fab4128103d6bf2570070599ef200aa9865535d39224a8bb
SSDEEP

24576:whH+95hyjkJq61cVFHHeHRRnuTtOJyCzkWV:wheDafYD1JbzR

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
  
  1d9ef7ff4fffd831821ff189dd939ebe24a6367638dd61075250bb694417dbcc
- Size
  
  833KB
- MD5
  
  3b95a5c2a3496ef9e033c965a2cec6ed
- SHA1
  
  f76b304e4682f50b529ff647a448531e63903ab1
- SHA256
  
  1d9ef7ff4fffd831821ff189dd939ebe24a6367638dd61075250bb694417dbcc
- SHA512
  
  399a7d892175b0abb2e172f5b2863edd3db4c7427af8b8acc8013368edd5084c20aa3c15071c9254fab4128103d6bf2570070599ef200aa9865535d39224a8bb
- SSDEEP
  
  24576:whH+95hyjkJq61cVFHHeHRRnuTtOJyCzkWV:wheDafYD1JbzR
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