djvu | 4290b31446860013227642f5dffe2f8d449774f39c2e3a47b08b9f04df14a0b5

General

Target

4290b31446860013227642f5dffe2f8d449774f39c2e3a47b08b9f04df14a0b5
Size

712KB
Sample

230417-trdhtagg6x
MD5

013e7b9f96797555fa6207a31ea66a60
SHA1

3e2a7079228298bd9f2fb945fdfdb05f8b853660
SHA256

4290b31446860013227642f5dffe2f8d449774f39c2e3a47b08b9f04df14a0b5
SHA512

e35ca6994ea20591cc2c8bfa44fc451bf795a25d39cb3744cd5fc9d598710b58de83a0f4ec726e8fca0e180b94c6cf056477634b8e2aa6c145cf78cf7ca27426
SSDEEP

12288:RPuP9/88ARJ+twc4fWJ4RaRUAPe16hYCV3yGLYBgCKKthVavKXRlktNqk7:JuPtA+3oI4RaPPeIhYgQV/tavylktNf7

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.coza
offline_id
O8Ao46dcCReRPC4I1PGMYsRFFc9WI5eOp0O3MFt1
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

3.4

Botnet

623db25256a5734d1207787d269d05b2

C2

https://steamcommunity.com/profiles/76561199494593681

https://t.me/auftriebs

Attributes

profile_id_v2
623db25256a5734d1207787d269d05b2
user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0

Targets

- Target
  
  4290b31446860013227642f5dffe2f8d449774f39c2e3a47b08b9f04df14a0b5
- Size
  
  712KB
- MD5
  
  013e7b9f96797555fa6207a31ea66a60
- SHA1
  
  3e2a7079228298bd9f2fb945fdfdb05f8b853660
- SHA256
  
  4290b31446860013227642f5dffe2f8d449774f39c2e3a47b08b9f04df14a0b5
- SHA512
  
  e35ca6994ea20591cc2c8bfa44fc451bf795a25d39cb3744cd5fc9d598710b58de83a0f4ec726e8fca0e180b94c6cf056477634b8e2aa6c145cf78cf7ca27426
- SSDEEP
  
  12288:RPuP9/88ARJ+twc4fWJ4RaRUAPe16hYCV3yGLYBgCKKthVavKXRlktNqk7:JuPtA+3oI4RaPPeIhYgQV/tavylktNf7
Score

10^/10

djvu vidar 623db25256a5734d1207787d269d05b2 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
- 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