djvu | 362085edc7090a9777e56166a404e11d6b1c0103639da383cd37915f0ef1d1a3

General

Target

362085edc7090a9777e56166a404e11d6b1c0103639da383cd37915f0ef1d1a3
Size

765KB
Sample

230722-hrkrcahh35
MD5

ec3f1fa4b009df01bf69c2dfac5dd7a0
SHA1

49fa0f9a50c11684b2928afb61bc46227945c180
SHA256

362085edc7090a9777e56166a404e11d6b1c0103639da383cd37915f0ef1d1a3
SHA512

7f641f5dfed2222bc889183e7b379ae76878eaf98607d2f3bcbb0adfac8ada3fa8c06a39338b59588ad2463145ea50d8885897f97b3e8700afef4776f190e100
SSDEEP

12288:g5p5Vr31IFHjwPTgIQox1HzfMwBWNHwKEsgfzi2582gtHwuwQcQOXhXqhiWa:g1Vz1AwP8IQW1PBWNufzHn2l/iWa

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test1/get.php

Attributes

extension
.kizu
offline_id
NGHsYuVPwlgoEkG3ENtueNmXtFHSWod7fYayU9t1
payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

4.8

Botnet

https://t.me/sundayevent

C2

https://t.me/sundayevent

https://steamcommunity.com/profiles/76561198982268531

Attributes

profile_id_v2
https://t.me/sundayevent
user_agent
Mozilla/5.0 (X11; Linux 3.5.4-1-ARCH i686; es) KHTML/4.9.1 (like Gecko) Konqueror/4.9

Targets

- Target
  
  362085edc7090a9777e56166a404e11d6b1c0103639da383cd37915f0ef1d1a3
- Size
  
  765KB
- MD5
  
  ec3f1fa4b009df01bf69c2dfac5dd7a0
- SHA1
  
  49fa0f9a50c11684b2928afb61bc46227945c180
- SHA256
  
  362085edc7090a9777e56166a404e11d6b1c0103639da383cd37915f0ef1d1a3
- SHA512
  
  7f641f5dfed2222bc889183e7b379ae76878eaf98607d2f3bcbb0adfac8ada3fa8c06a39338b59588ad2463145ea50d8885897f97b3e8700afef4776f190e100
- SSDEEP
  
  12288:g5p5Vr31IFHjwPTgIQox1HzfMwBWNHwKEsgfzi2582gtHwuwQcQOXhXqhiWa:g1Vz1AwP8IQW1PBWNufzHn2l/iWa
Score

10^/10

djvu vidar https://t.me/sundayevent 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