dcrat

General

Target

cc7de5dc2f322b69f0b347868da34319ad89a1339a132d188e6d00a06ee4cfd5
Size

145KB
Sample

221003-vpa6cagbbq
MD5

7c796d0c63418a213cd43b2d005e122c
SHA1

2a27243c96b13eacd3876ed1fe6ddbf592543f20
SHA256

cc7de5dc2f322b69f0b347868da34319ad89a1339a132d188e6d00a06ee4cfd5
SHA512

b5b4b06d3e85f36526e6e3afd99e4024059ab252d44f0b038ea8ea2fc7f67dd887c0e9c16541dd036fab9999e67c09330c0609640265a3e04a2057314dbe88c0
SSDEEP

3072:EHicgaHvwpMnqcZcPSSs65W3uh9f9gXg/zJ7P45IO:EHaA7AJk+hby8zdP4q

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.adww
offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
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

raccoon

Botnet

1a17d9aed7a239440deb75d7a177f406

C2

http://193.38.55.180/

rc4.plain

Extracted

Family

vidar

Version

54.9

Botnet

517

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes

profile_id
517

Targets

- Target
  
  cc7de5dc2f322b69f0b347868da34319ad89a1339a132d188e6d00a06ee4cfd5
- Size
  
  145KB
- MD5
  
  7c796d0c63418a213cd43b2d005e122c
- SHA1
  
  2a27243c96b13eacd3876ed1fe6ddbf592543f20
- SHA256
  
  cc7de5dc2f322b69f0b347868da34319ad89a1339a132d188e6d00a06ee4cfd5
- SHA512
  
  b5b4b06d3e85f36526e6e3afd99e4024059ab252d44f0b038ea8ea2fc7f67dd887c0e9c16541dd036fab9999e67c09330c0609640265a3e04a2057314dbe88c0
- SSDEEP
  
  3072:EHicgaHvwpMnqcZcPSSs65W3uh9f9gXg/zJ7P45IO:EHaA7AJk+hby8zdP4q
Score

10^/10

dcrat djvu raccoon vidar 1a17d9aed7a239440deb75d7a177f406 517 collection 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
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Raccoon
  Raccoon is an infostealer written in C++ and first seen in 2019.
  stealer raccoon
- 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