djvu | 5831a7e81fe9232ba5ac7226c86d29c6415facedd2509df91a71a1e9e93403f2

General

Target

5831a7e81fe9232ba5ac7226c86d29c6415facedd2509df91a71a1e9e93403f2
Size

847KB
Sample

220516-w72xfsegem
MD5

9e7213163c5c6ce2305f6d4f3d18012b
SHA1

deca6dfd9b2aa6c0c60921bf7d92d346e788c745
SHA256

5831a7e81fe9232ba5ac7226c86d29c6415facedd2509df91a71a1e9e93403f2
SHA512

39deda195b3b69ad6b7c491e4b1bff5d3ec45c889e846057e5891e571d8323b24d3d48cd0efdf0d959ae1b4af7b81e29da869f368db1b5e8b4db8009e7314dda

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
  
  5831a7e81fe9232ba5ac7226c86d29c6415facedd2509df91a71a1e9e93403f2
- Size
  
  847KB
- MD5
  
  9e7213163c5c6ce2305f6d4f3d18012b
- SHA1
  
  deca6dfd9b2aa6c0c60921bf7d92d346e788c745
- SHA256
  
  5831a7e81fe9232ba5ac7226c86d29c6415facedd2509df91a71a1e9e93403f2
- SHA512
  
  39deda195b3b69ad6b7c491e4b1bff5d3ec45c889e846057e5891e571d8323b24d3d48cd0efdf0d959ae1b4af7b81e29da869f368db1b5e8b4db8009e7314dda
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