djvu | 7b1018e97dcbbd874125d3bbb0795d3200ef66121e7767e16c3e6c4124811931

General

Target

setup.exe
Size

686KB
Sample

230320-nzllhadd24
MD5

90d6b445508eb58c04ee840af1a4295d
SHA1

73da943ca3231ee557c2621742bcee9c5f53ed4e
SHA256

7b1018e97dcbbd874125d3bbb0795d3200ef66121e7767e16c3e6c4124811931
SHA512

8a7da09a41c6fca3de4304382b90a36f9d8c51a8de244f907ae31bc4a2b724302a221e2dfad1bd3cb366fb1df3caa79672358940f556d4df27e754062d7a3b57
SSDEEP

12288:Y77HpbHLZjEeeEEw1yQ/RI4J8ppL+z249pR8Xx+s/AX:MbravEfbRzJ8ppLydpR9JX

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes

extension
.dapo
offline_id
8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1
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

Botnet

d6ef050131e7d5a1d595c51613328971

C2

https://t.me/zaskullz

https://steamcommunity.com/profiles/76561199486572327

http://135.181.87.234:80

Attributes

profile_id_v2
d6ef050131e7d5a1d595c51613328971

Targets

- Target
  
  setup.exe
- Size
  
  686KB
- MD5
  
  90d6b445508eb58c04ee840af1a4295d
- SHA1
  
  73da943ca3231ee557c2621742bcee9c5f53ed4e
- SHA256
  
  7b1018e97dcbbd874125d3bbb0795d3200ef66121e7767e16c3e6c4124811931
- SHA512
  
  8a7da09a41c6fca3de4304382b90a36f9d8c51a8de244f907ae31bc4a2b724302a221e2dfad1bd3cb366fb1df3caa79672358940f556d4df27e754062d7a3b57
- SSDEEP
  
  12288:Y77HpbHLZjEeeEEw1yQ/RI4J8ppL+z249pR8Xx+s/AX:MbravEfbRzJ8ppLydpR9JX
Score

10^/10

djvu vidar d6ef050131e7d5a1d595c51613328971 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 behavioral2