djvu | 52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4

General

Target

52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
Size

664KB
Sample

221129-zpsgvafb68
MD5

d9afdbf7050e0973224b267dbffa9457
SHA1

bf7d808baea954c2eac0e30c9cae4ef3e26673d2
SHA256

52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
SHA512

3ced6e58b5758118363ed776194e0883ea3766c75980136dbe0c81b334402d18dbadccfba4cddc495bdbcb03e2d97ac9ffcd01177df15977f408dcb87839614a
SSDEEP

12288:I2oEBh+lVC/uDsNBSz542C3En8dsyqXFp90jxcPH7Zw0e2qJ2nE5KW:I2hhN/K6M54hEn8dwj90GtezUndW

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.uyro
offline_id
HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1
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

56

Botnet

517

C2

https://t.me/asifrazatg

https://steamcommunity.com/profiles/76561199439929669

Attributes

profile_id
517

Targets

- Target
  
  52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
- Size
  
  664KB
- MD5
  
  d9afdbf7050e0973224b267dbffa9457
- SHA1
  
  bf7d808baea954c2eac0e30c9cae4ef3e26673d2
- SHA256
  
  52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
- SHA512
  
  3ced6e58b5758118363ed776194e0883ea3766c75980136dbe0c81b334402d18dbadccfba4cddc495bdbcb03e2d97ac9ffcd01177df15977f408dcb87839614a
- SSDEEP
  
  12288:I2oEBh+lVC/uDsNBSz542C3En8dsyqXFp90jxcPH7Zw0e2qJ2nE5KW:I2hhN/K6M54hEn8dwj90GtezUndW
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
- 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