djvu | 1cee8456a7104ce8259c437dc3b38ab85afab506b973b5ef4f2f9dc3af918e00

General

Target

1cee8456a7104ce8259c437dc3b38ab85afab506b973b5ef4f2f9dc3af918e00
Size

707KB
Sample

211126-vf7g7aggh5
MD5

3d7b290162a7fe5325a2410f98393fcc
SHA1

16730d0faabd2d57cc48c9d52f16b918e5ac3f39
SHA256

1cee8456a7104ce8259c437dc3b38ab85afab506b973b5ef4f2f9dc3af918e00
SHA512

1e03fa6926d6c55a9ea43291b67bebfc87b2ed70ce9ad6befcb1eaa9f671623cb9b153e0d07189a1fe495a5e7d14ac9b1d86ea7058ef1feb8c76369629a25873

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
  
  1cee8456a7104ce8259c437dc3b38ab85afab506b973b5ef4f2f9dc3af918e00
- Size
  
  707KB
- MD5
  
  3d7b290162a7fe5325a2410f98393fcc
- SHA1
  
  16730d0faabd2d57cc48c9d52f16b918e5ac3f39
- SHA256
  
  1cee8456a7104ce8259c437dc3b38ab85afab506b973b5ef4f2f9dc3af918e00
- SHA512
  
  1e03fa6926d6c55a9ea43291b67bebfc87b2ed70ce9ad6befcb1eaa9f671623cb9b153e0d07189a1fe495a5e7d14ac9b1d86ea7058ef1feb8c76369629a25873
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer
- 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
- 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