dcrat

General

Target
9eb387a1e626920487a89adccfa6ecba.exe
Size 264KB
Sample230108-wwfvvahg4w
SHA256 f03f6bafa9ceb05b4372b0cd49be8ca5a67abb5735414cde964289f0ccc516af
MD5 9eb387a1e626920487a89adccfa6ecba
SHA1 a1c09e855abba39759d69c793671ab92e9ff471c
SHA512 65466460ab2cd0e3510f67c079d9b5c6c5d9a96d36478e07edaec5ea62a7b2eccdd85801d2476047df10ddf16a674d0b1eb49c99dca290dd3d5c9c825d9e85b2
SSDEEP 3072:5XhJ8LCLnsf0xHfBrB5gOeOWHJ3bEr9UGN3monBS9epxOQzWUZNTKXWPr0sdl:dVLnNNfBrxZWHJ3beUS3m8LJzOuNl
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://spaceris.com/lancer/get.php

Attributes

extension
.bpto
offline_id
pu5TgkFNAS5fWQ2rCzdamsmMrE5wSlTupdTI0pt1
payload_url
http://uaery.top/dl/build2.exe

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

Extracted

Family

vidar

Version

1.8

Botnet

19

C2

https://t.me/year2023start
https://steamcommunity.com/profiles/76561199467421923

Attributes

profile_id
19

Targets

- Target
  9eb387a1e626920487a89adccfa6ecba.exe
- Size 264KB
- SHA256 f03f6bafa9ceb05b4372b0cd49be8ca5a67abb5735414cde964289f0ccc516af
- MD5 9eb387a1e626920487a89adccfa6ecba
- SHA1 a1c09e855abba39759d69c793671ab92e9ff471c
- SHA512 65466460ab2cd0e3510f67c079d9b5c6c5d9a96d36478e07edaec5ea62a7b2eccdd85801d2476047df10ddf16a674d0b1eb49c99dca290dd3d5c9c825d9e85b2
- SSDEEP 3072:5XhJ8LCLnsf0xHfBrB5gOeOWHJ3bEr9UGN3monBS9epxOQzWUZNTKXWPr0sdl:dVLnNNfBrxZWHJ3beUS3m8LJzOuNl
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

smokeloader backdoor trojan dcrat djvu vidar 19 discovery infostealer persistence ransomware rat spyware stealer
- DcRat
  DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
  rat infostealer dcrat
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Blocklisted process makes network request
- 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 NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2