djvu | 6df4205a932443c8c94748fdca2dbc7d8179501c10237c605fd7e0ee8b240916

General

Target

6df4205a932443c8c94748fdca2dbc7d8179501c10237c605fd7e0ee8b240916
Size

826KB
Sample

211206-krg2kadfcm
MD5

8e613ec03cc1231e7f65e6f47d2d17e0
SHA1

845dbde4066f21067704a90f4078e08207f86125
SHA256

6df4205a932443c8c94748fdca2dbc7d8179501c10237c605fd7e0ee8b240916
SHA512

1f0316c850cfd94aac88bfc1e2d3c5d50bbfd8c8ecb7b89dba577bfb6ada3e01668b0c7b4da0d25a6ab89ea7940f808faa8761446693be0d2b7262b24bff688f

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.hgsh
offline_id
gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1
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

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Targets

- Target
  
  6df4205a932443c8c94748fdca2dbc7d8179501c10237c605fd7e0ee8b240916
- Size
  
  826KB
- MD5
  
  8e613ec03cc1231e7f65e6f47d2d17e0
- SHA1
  
  845dbde4066f21067704a90f4078e08207f86125
- SHA256
  
  6df4205a932443c8c94748fdca2dbc7d8179501c10237c605fd7e0ee8b240916
- SHA512
  
  1f0316c850cfd94aac88bfc1e2d3c5d50bbfd8c8ecb7b89dba577bfb6ada3e01668b0c7b4da0d25a6ab89ea7940f808faa8761446693be0d2b7262b24bff688f
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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata
- suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  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