djvu | ab27cd1f7b8146210ab69d0d011463e9a9d7d2ee40930452744a882b1b9b13c5

General

Target

ab27cd1f7b8146210ab69d0d011463e9a9d7d2ee40930452744a882b1b9b13c5
Size

833KB
Sample

230907-ttya1abf3x
MD5

b7d6e0d4e7c4103645cb79133537e737
SHA1

411f5be09a1ecce1ebb26ff639f79d55f190f1eb
SHA256

ab27cd1f7b8146210ab69d0d011463e9a9d7d2ee40930452744a882b1b9b13c5
SHA512

1c0c260642a445c3549ab6f1f072e0a5ef3ad9afa5c543b7c76b87cee940973573ace561d9e9fae82440dc1d0309f0d3d9890be357dff7aca6182ad687f5b08f
SSDEEP

12288:WPXO8AW1c6UmYnp/vLHSzs5RIYfmb9elhuwNqMAiR8xX:WvOU1c7np/vLHCs5RIY09el8wNbp4X

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.hgkd
offline_id
Nk8w6hJsuGrE3s2SYWM3ehMUHvjgVRqqgX84dat1
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

5.5

Botnet

b8051b8228ebec240e80eed1f06471da

C2

https://t.me/macstoc

https://steamcommunity.com/profiles/76561199548518734

Attributes

profile_id_v2
b8051b8228ebec240e80eed1f06471da

Targets

- Target
  
  ab27cd1f7b8146210ab69d0d011463e9a9d7d2ee40930452744a882b1b9b13c5
- Size
  
  833KB
- MD5
  
  b7d6e0d4e7c4103645cb79133537e737
- SHA1
  
  411f5be09a1ecce1ebb26ff639f79d55f190f1eb
- SHA256
  
  ab27cd1f7b8146210ab69d0d011463e9a9d7d2ee40930452744a882b1b9b13c5
- SHA512
  
  1c0c260642a445c3549ab6f1f072e0a5ef3ad9afa5c543b7c76b87cee940973573ace561d9e9fae82440dc1d0309f0d3d9890be357dff7aca6182ad687f5b08f
- SSDEEP
  
  12288:WPXO8AW1c6UmYnp/vLHSzs5RIYfmb9elhuwNqMAiR8xX:WvOU1c7np/vLHCs5RIY09el8wNbp4X
Score

10^/10

djvu vidar b8051b8228ebec240e80eed1f06471da 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
- 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