djvu | b18ff2e2a1019eba87c5187ee78bb163c655c27ff5e0b75c5d3c55ca1824b814

General

Target
b18ff2e2a1019eba87c5187ee78bb163c655c27ff5e0b75c5d3c55ca1824b814
Size 823KB
Sample220522-cwjf7aaahn
SHA256 b18ff2e2a1019eba87c5187ee78bb163c655c27ff5e0b75c5d3c55ca1824b814
MD5 0742beddd9a77e1cead1cf361795bfad
SHA1 f7dd89958f8704e3439f2069fcc48e766ae33ba2
SHA512 688bd036577e6fb8198d5b05670e8a1980986be5229140553d75f7f9b637a72672f9f1c72b29116b39e96e9f35023a3e64371a45eb60bde91a3e8dc7fc9c8e87
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.dfwe
offline_id
eBNgvyGQV1Hmt9DBdxVRs8qPi1agsS7OaohPmit1
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
  b18ff2e2a1019eba87c5187ee78bb163c655c27ff5e0b75c5d3c55ca1824b814
- Size 823KB
- SHA256 b18ff2e2a1019eba87c5187ee78bb163c655c27ff5e0b75c5d3c55ca1824b814
- MD5 0742beddd9a77e1cead1cf361795bfad
- SHA1 f7dd89958f8704e3439f2069fcc48e766ae33ba2
- SHA512 688bd036577e6fb8198d5b05670e8a1980986be5229140553d75f7f9b637a72672f9f1c72b29116b39e96e9f35023a3e64371a45eb60bde91a3e8dc7fc9c8e87
- MD5 SHA1 SHA512
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