dcrat

General

Target

e920b3cefacdaaa68c981e56c4711707f72cb39c2731596bb431f1a38b30cf12
Size

145KB
Sample

221001-pwgntahaen
MD5

19c55f0dcba674f5fd5dc4971d38b3fe
SHA1

cdec5e8150d0889d2bbb3bf4621eaa9e1a8fc260
SHA256

e920b3cefacdaaa68c981e56c4711707f72cb39c2731596bb431f1a38b30cf12
SHA512

86f7de808df813be5b1e58b9952dde6a2006ede6cdf5ee4fd3ed909d689dba86c9e351d0635ab3aff259e418de5c07a8fe36223a9a4ee2d0007fc474f68977b7
SSDEEP

3072:Nlki5n6SZR0voADAcUkxbzorh7L+flGIA:IG62ADzhUrh7AGIA

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.ofww
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

54.7

Botnet

517

C2

https://t.me/trampapanam

https://nerdculture.de/@yoxhyp

Attributes

profile_id
517

Extracted

Family

redline

Botnet

installi

C2

78.153.144.6:2510

Attributes

auth_value
f7a95740dfddbaa1471d1ac4f63cb78e

Targets

- Target
  
  e920b3cefacdaaa68c981e56c4711707f72cb39c2731596bb431f1a38b30cf12
- Size
  
  145KB
- MD5
  
  19c55f0dcba674f5fd5dc4971d38b3fe
- SHA1
  
  cdec5e8150d0889d2bbb3bf4621eaa9e1a8fc260
- SHA256
  
  e920b3cefacdaaa68c981e56c4711707f72cb39c2731596bb431f1a38b30cf12
- SHA512
  
  86f7de808df813be5b1e58b9952dde6a2006ede6cdf5ee4fd3ed909d689dba86c9e351d0635ab3aff259e418de5c07a8fe36223a9a4ee2d0007fc474f68977b7
- SSDEEP
  
  3072:Nlki5n6SZR0voADAcUkxbzorh7L+flGIA:IG62ADzhUrh7AGIA
Score

10^/10

dcrat djvu redline vidar 517 installi collection discovery evasion infostealer persistence ransomware rat spyware stealer trojan
- DcRat
  DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
  rat infostealer dcrat
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Modifies Windows Defender Real-time Protection settings
  evasion trojan
- Modifies security service
  evasion
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine payload
- UAC bypass
  evasion trojan
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Executes dropped EXE
- Deletes itself
- 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 Microsoft Outlook profiles
  collection
- 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