djvu | 078223b567e70ff5c536f9d2beea54309962301fbd5273cdd2be8e8fe082e99f

General

Target

da9f781614a5df1a7f76e2823.exe
Size

715KB
Sample

230625-me9bdseg2y
MD5

da9f781614a5df1a7f76e2823a442d84
SHA1

603d59490e18dcb5b2b993ddec9bb4edea7fc55e
SHA256

078223b567e70ff5c536f9d2beea54309962301fbd5273cdd2be8e8fe082e99f
SHA512

b888ecf95ac7b9370bf270c0dd4045face5807bddab5e951cab4a5adbd09d13f824b01e7698d37c33a5ced02f4834e1e5b36731e6d5d4a8d5a514529a5e11a28
SSDEEP

12288:w/IkvaA5id7YeQc9wQCuX/QmfhDlP41YBfyHujTOh+hDM34lpOXHGipocZZNt:w/iA4dU1c9BtfhDlPkYBfyOvCwDMIlI3

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.tghz
offline_id
hZRMDGn2o1XdryxaQbOJI60EuHBvAbPnWEccdDt1
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

4.4

Botnet

153ce668f1e21829c936c2b11fa4d869

C2

https://steamcommunity.com/profiles/76561199235044780

https://t.me/headlist

Attributes

profile_id_v2
153ce668f1e21829c936c2b11fa4d869
user_agent
Mozilla/5.0 (Linux; Android 7.0; Pixel C Build/NRD91D; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/53.0.2785.124 Safari/537.36

Targets

- Target
  
  da9f781614a5df1a7f76e2823.exe
- Size
  
  715KB
- MD5
  
  da9f781614a5df1a7f76e2823a442d84
- SHA1
  
  603d59490e18dcb5b2b993ddec9bb4edea7fc55e
- SHA256
  
  078223b567e70ff5c536f9d2beea54309962301fbd5273cdd2be8e8fe082e99f
- SHA512
  
  b888ecf95ac7b9370bf270c0dd4045face5807bddab5e951cab4a5adbd09d13f824b01e7698d37c33a5ced02f4834e1e5b36731e6d5d4a8d5a514529a5e11a28
- SSDEEP
  
  12288:w/IkvaA5id7YeQc9wQCuX/QmfhDlP41YBfyHujTOh+hDM34lpOXHGipocZZNt:w/iA4dU1c9BtfhDlPkYBfyOvCwDMIlI3
Score

10^/10

djvu vidar 153ce668f1e21829c936c2b11fa4d869 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