djvu | 8f4b1b4dd4619d584482d21e015f661f08f2773d413902a459a0bd45036153eb

General

Target

8f4b1b4dd4619d584482d21e015f661f08f2773d413902a459a0bd45036153eb
Size

788KB
Sample

220514-q1tdvaccdk
MD5

9b69edd936e9a9bf0d8f4ef2a02e021e
SHA1

e30f718c3ed26165cd5a7e92deca4a4e8a35421c
SHA256

8f4b1b4dd4619d584482d21e015f661f08f2773d413902a459a0bd45036153eb
SHA512

b321970785b68abc51120f5bdc33e7afecd579eae482eed90e215eb2e7a56a29de4749b4e83767eb7641f4420316d165ca629ac9fb94d1eb932c0fc4a5315f39

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://ugll.org/test1/get.php

Attributes

extension
.byya
offline_id
e8w5MeiBrZVoHLoloPm9MNlKBzXH70BB3B2KQ7t1
payload_url
http://zerit.top/dl/build2.exe

http://ugll.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

52.1

Botnet

517

C2

https://t.me/verstappenf1r

https://climatejustice.social/@ronxik312

Attributes

profile_id
517

Targets

- Target
  
  8f4b1b4dd4619d584482d21e015f661f08f2773d413902a459a0bd45036153eb
- Size
  
  788KB
- MD5
  
  9b69edd936e9a9bf0d8f4ef2a02e021e
- SHA1
  
  e30f718c3ed26165cd5a7e92deca4a4e8a35421c
- SHA256
  
  8f4b1b4dd4619d584482d21e015f661f08f2773d413902a459a0bd45036153eb
- SHA512
  
  b321970785b68abc51120f5bdc33e7afecd579eae482eed90e215eb2e7a56a29de4749b4e83767eb7641f4420316d165ca629ac9fb94d1eb932c0fc4a5315f39
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
- suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
  suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
  suricata
- suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
  suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
  suricata
- suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
  suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
  suricata
- suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
  suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
  suricata
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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