djvu | 7bfeead8e1bef9648ba41d467da4a8e1350ce9646609e7baadea8f4a31629f09

General

Target

ae93cc979fb4d812d97ed4c6829a0d8a.exe
Size

812KB
Sample

211202-rykvcscgg8
MD5

ae93cc979fb4d812d97ed4c6829a0d8a
SHA1

5eafb84d3f1e834267a3183170ae09bfb93305b3
SHA256

7bfeead8e1bef9648ba41d467da4a8e1350ce9646609e7baadea8f4a31629f09
SHA512

7d8f3c87b89ab84d5d5ee577e252c6e7c23211df927bc7064cb0bc4a70bd80af85958d467fda16f18e041eb4e2c4802be536c2b604d0d1045eb125acacfee4b9

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

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Targets

- Target
  
  ae93cc979fb4d812d97ed4c6829a0d8a.exe
- Size
  
  812KB
- MD5
  
  ae93cc979fb4d812d97ed4c6829a0d8a
- SHA1
  
  5eafb84d3f1e834267a3183170ae09bfb93305b3
- SHA256
  
  7bfeead8e1bef9648ba41d467da4a8e1350ce9646609e7baadea8f4a31629f09
- SHA512
  
  7d8f3c87b89ab84d5d5ee577e252c6e7c23211df927bc7064cb0bc4a70bd80af85958d467fda16f18e041eb4e2c4802be536c2b604d0d1045eb125acacfee4b9
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 behavioral2