djvu | 4971696ee50b06b7a9448bb86eed7630b621e120fcd47ca70906297f3ceed915

General

Target

4971696ee50b06b7a9448bb86eed7630b621e120fcd47ca70906297f3ceed915
Size

715KB
Sample

220924-1nqsascbb2
MD5

601e29f54e74674960e4b8fd642c49b0
SHA1

fd427e3344b067e9290a63f0673009dffa28bb3e
SHA256

4971696ee50b06b7a9448bb86eed7630b621e120fcd47ca70906297f3ceed915
SHA512

46b761ac080a196858fab47c4253e85a4a99ad567f25f5c394bb665011066c6223620efc2acc45fb3c5ef724b671404b88f417f0453df46cba9480439916f760
SSDEEP

12288:2yXl80VPURdcF2R+stg2j4SSZYaZgnq+23d8AWsvD5bhNpyoiUw5I0zU0x:b0Rsm+MR4SSuaWnk3GAtvlbhNpyj

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.oflg
offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

54.6

Botnet

517

C2

https://t.me/huobiinside

https://mas.to/@kyriazhs1975

Attributes

profile_id
517

Targets

- Target
  
  4971696ee50b06b7a9448bb86eed7630b621e120fcd47ca70906297f3ceed915
- Size
  
  715KB
- MD5
  
  601e29f54e74674960e4b8fd642c49b0
- SHA1
  
  fd427e3344b067e9290a63f0673009dffa28bb3e
- SHA256
  
  4971696ee50b06b7a9448bb86eed7630b621e120fcd47ca70906297f3ceed915
- SHA512
  
  46b761ac080a196858fab47c4253e85a4a99ad567f25f5c394bb665011066c6223620efc2acc45fb3c5ef724b671404b88f417f0453df46cba9480439916f760
- SSDEEP
  
  12288:2yXl80VPURdcF2R+stg2j4SSZYaZgnq+23d8AWsvD5bhNpyoiUw5I0zU0x:b0Rsm+MR4SSuaWnk3GAtvlbhNpyj
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