djvu | a9d4d2cb82cd5a193d895c67a08e39307a8cd9d7c38622e60e2a6f37f6671ca7

General

Target

a9d4d2cb82cd5a193d895c67a08e39307a8cd9d7c38622e60e2a6f37f6671ca7
Size

853KB
Sample

211129-snlvcaccgl
MD5

b655ae6c4360b9f9778e9c0cf44cfafc
SHA1

d23091415d8f7c666212629fd8e3861fdf3cdf7b
SHA256

a9d4d2cb82cd5a193d895c67a08e39307a8cd9d7c38622e60e2a6f37f6671ca7
SHA512

728caf0c6b95a24915c05987090037227284a4896d1a649abbf189e38b34816f4b96411fbadbc7575aba5435faf1400492f4e408f1e459912cdae87bf0d9f398

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/fhsgtsspen6/get.php

Attributes

extension
.rigj
offline_id
Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1
payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

48.7

Botnet

517

C2

https://mstdn.social/@anapa

https://mastodon.social/@mniami

Attributes

profile_id
517

Targets

- Target
  
  a9d4d2cb82cd5a193d895c67a08e39307a8cd9d7c38622e60e2a6f37f6671ca7
- Size
  
  853KB
- MD5
  
  b655ae6c4360b9f9778e9c0cf44cfafc
- SHA1
  
  d23091415d8f7c666212629fd8e3861fdf3cdf7b
- SHA256
  
  a9d4d2cb82cd5a193d895c67a08e39307a8cd9d7c38622e60e2a6f37f6671ca7
- SHA512
  
  728caf0c6b95a24915c05987090037227284a4896d1a649abbf189e38b34816f4b96411fbadbc7575aba5435faf1400492f4e408f1e459912cdae87bf0d9f398
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata
- 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
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- Vidar Stealer
  stealer
- 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