djvu | 52e060874dc51ad16806e700ba96db9fdcf5ca809e603757c11cfb27bc6c06fc

General

Target

52e060874dc51ad16806e700ba96db9fdcf5ca809e603757c11cfb27bc6c06fc
Size

812KB
Sample

221121-eygfqabg63
MD5

8e637847078984ede008e53a549aaf59
SHA1

7dd746cfecce7b728918bd15d7d7eb3e2da70474
SHA256

52e060874dc51ad16806e700ba96db9fdcf5ca809e603757c11cfb27bc6c06fc
SHA512

2490077145aace9b17f7c8f9d162f6a666ac69ec38442e123fc153a24baddf7be993c18195b117952a55f78a991418f262048b969208fbd0a0e71098096ce3e3
SSDEEP

12288:5ut1pRUXONwDOxBgPpxGykjgiVrg/mTW+g/TC+Tr/3+uh/Y8HXKMWIfNZQlH06z1:5k1pRUizyX8K+qTC8rfH33GoNZQ26zc

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/test1/get.php

Attributes

extension
.tcvp
offline_id
JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1
payload_url
http://uaery.top/dl/build2.exe

http://fresherlights.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

55.7

Botnet

517

C2

https://t.me/deadftx

https://www.ultimate-guitar.com/u/smbfupkuhrgc1

Attributes

profile_id
517

Targets

- Target
  
  52e060874dc51ad16806e700ba96db9fdcf5ca809e603757c11cfb27bc6c06fc
- Size
  
  812KB
- MD5
  
  8e637847078984ede008e53a549aaf59
- SHA1
  
  7dd746cfecce7b728918bd15d7d7eb3e2da70474
- SHA256
  
  52e060874dc51ad16806e700ba96db9fdcf5ca809e603757c11cfb27bc6c06fc
- SHA512
  
  2490077145aace9b17f7c8f9d162f6a666ac69ec38442e123fc153a24baddf7be993c18195b117952a55f78a991418f262048b969208fbd0a0e71098096ce3e3
- SSDEEP
  
  12288:5ut1pRUXONwDOxBgPpxGykjgiVrg/mTW+g/TC+Tr/3+uh/Y8HXKMWIfNZQlH06z1:5k1pRUizyX8K+qTC8rfH33GoNZQ26zc
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
- 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