djvu | 587b0455524728d510035e91327e9f9a2b3e39b3fc55a4e3bba798d41cea0614

General

Target

587b0455524728d510035e91327e9f9a2b3e39b3fc55a4e3bba798d41cea0614
Size

752KB
Sample

230402-lnxtaaha2v
MD5

74f4f71fa7353e09724d4041dfd58796
SHA1

928157431e1814bf3750e8144e29ba438b2499c8
SHA256

587b0455524728d510035e91327e9f9a2b3e39b3fc55a4e3bba798d41cea0614
SHA512

3b0714df3f03e4835a21b888005d6bfd399ddece4e20bbe5fadea2ceebd2390f2d0eab667a44111b9e5e9e6bd6bc1d0a7125fcc891238762ce9f4ca7decba739
SSDEEP

12288:l1lw1xbrgZTVX/NIlyGD/pOCYWEt52YoMSxu+nnZqUTOK8auD:C1xfghVeGXPIFxuaZFTODtD

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
  
  587b0455524728d510035e91327e9f9a2b3e39b3fc55a4e3bba798d41cea0614
- Size
  
  752KB
- MD5
  
  74f4f71fa7353e09724d4041dfd58796
- SHA1
  
  928157431e1814bf3750e8144e29ba438b2499c8
- SHA256
  
  587b0455524728d510035e91327e9f9a2b3e39b3fc55a4e3bba798d41cea0614
- SHA512
  
  3b0714df3f03e4835a21b888005d6bfd399ddece4e20bbe5fadea2ceebd2390f2d0eab667a44111b9e5e9e6bd6bc1d0a7125fcc891238762ce9f4ca7decba739
- SSDEEP
  
  12288:l1lw1xbrgZTVX/NIlyGD/pOCYWEt52YoMSxu+nnZqUTOK8auD:C1xfghVeGXPIFxuaZFTODtD
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