djvu | 3639c463317713d28effd5b89ff777a0357e59ba54107eaf54a39df6ad434f4a

General

Target

3639c463317713d28effd5b89ff777a0357e59ba54107eaf54a39df6ad434f4a
Size

802KB
Sample

230328-y18grseh4z
MD5

46774e8b9434e1fe2e1837b535f4573d
SHA1

69765b73095d4b3702dbf31ceef755694e3b207c
SHA256

3639c463317713d28effd5b89ff777a0357e59ba54107eaf54a39df6ad434f4a
SHA512

678e18ea9373408e248bdb212533e4b7c2375fb327b60b3b116065f90b07a8c0a8c9639ff041bcf40594d4e00dbe59e58722031e99e39064747816538914148a
SSDEEP

12288:P8xl49UyNHlmJE397qJkKAo5J0r4idFF1A0yIwsBXCfD2hjZXTGy:I49jNHlmJAKl5C0g1A0IO5Gy

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.jyos
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
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
  
  3639c463317713d28effd5b89ff777a0357e59ba54107eaf54a39df6ad434f4a
- Size
  
  802KB
- MD5
  
  46774e8b9434e1fe2e1837b535f4573d
- SHA1
  
  69765b73095d4b3702dbf31ceef755694e3b207c
- SHA256
  
  3639c463317713d28effd5b89ff777a0357e59ba54107eaf54a39df6ad434f4a
- SHA512
  
  678e18ea9373408e248bdb212533e4b7c2375fb327b60b3b116065f90b07a8c0a8c9639ff041bcf40594d4e00dbe59e58722031e99e39064747816538914148a
- SSDEEP
  
  12288:P8xl49UyNHlmJE397qJkKAo5J0r4idFF1A0yIwsBXCfD2hjZXTGy:I49jNHlmJAKl5C0g1A0IO5Gy
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