djvu | 4dd1e9f400c9b45296e9cc68900d28682fc9746186f95def201f4b651df11739

General

Target

4dd1e9f400c9b45296e9cc68900d28682fc9746186f95def201f4b651df11739
Size

781KB
Sample

230325-qj6ylseh8y
MD5

566fa16a68cedd52258db6a73ee041fc
SHA1

d2460ddd8b7450027928944794c333639ccc2dca
SHA256

4dd1e9f400c9b45296e9cc68900d28682fc9746186f95def201f4b651df11739
SHA512

12c5a668e2391e0f26b5f7d6710ffa5668a220d033fdae1ace90c7c1a757c3c7dfede4bd1ef4453db9e618aa4185d7b5524177b8d4a7b1f78dc867bee81c1b55
SSDEEP

12288:8om5vqUPLhoCGbGutX9SXTUBubIHdXm6485u4yLEzSSmL3LozkR4/TAJq5+qoWhB:8o0PloCGyS9SPk92255SSY3ciRKDp9a

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes

extension
.tywd
offline_id
Yao2o6f5vNghOpgVBhEIA8O96SC5vLcgITgaRMt1
payload_url
http://uaery.top/dl/build2.exe

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

Extracted

Family

vidar

Version

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes

profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

- Target
  
  4dd1e9f400c9b45296e9cc68900d28682fc9746186f95def201f4b651df11739
- Size
  
  781KB
- MD5
  
  566fa16a68cedd52258db6a73ee041fc
- SHA1
  
  d2460ddd8b7450027928944794c333639ccc2dca
- SHA256
  
  4dd1e9f400c9b45296e9cc68900d28682fc9746186f95def201f4b651df11739
- SHA512
  
  12c5a668e2391e0f26b5f7d6710ffa5668a220d033fdae1ace90c7c1a757c3c7dfede4bd1ef4453db9e618aa4185d7b5524177b8d4a7b1f78dc867bee81c1b55
- SSDEEP
  
  12288:8om5vqUPLhoCGbGutX9SXTUBubIHdXm6485u4yLEzSSmL3LozkR4/TAJq5+qoWhB:8o0PloCGyS9SPk92255SSY3ciRKDp9a
Score

10^/10

djvu vidar 00d92484c9b27bc8482a2cc94cacc508 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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