dcrat

General

Target

2f933363600a3f1fe836d88a4129de60.exe
Size

250KB
Sample

220920-wlvw1sebc4
MD5

2f933363600a3f1fe836d88a4129de60
SHA1

53be5ee3ab148c2637100d644a3806e58f100d4b
SHA256

b99112b8e79ecbee327ed0d012c7cc67c4a0fe32dd7fe7680c8480c149813f20
SHA512

10da7398194af49f685bcc0370fe3c678ef8d5fdd590834dab5a5ba757ffb1a9a3873ee7298e5421ebf9995428a289e81ddbf450d59c59676124464a1a0bc696
SSDEEP

3072:NXMKTt6ePxWRqL5sPxmVYN5O87gU55wAX3e4Lieo0fCZ10KL9bRDuM/h3Bsxkgap:Jr6uxqqL5eIeFwAn8GfK106b8niga

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://acacaca.org/lancer/get.php

Attributes

extension
.aabn
offline_id
MyudhIExJux2oRQXw95TT1oAPu7mvqRMzxr1eet1
payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

raccoon

Botnet

7394a7fc5da9794209d8b0503ca4abf4

C2

http://45.61.137.163

rc4.plain

Targets

- Target
  
  2f933363600a3f1fe836d88a4129de60.exe
- Size
  
  250KB
- MD5
  
  2f933363600a3f1fe836d88a4129de60
- SHA1
  
  53be5ee3ab148c2637100d644a3806e58f100d4b
- SHA256
  
  b99112b8e79ecbee327ed0d012c7cc67c4a0fe32dd7fe7680c8480c149813f20
- SHA512
  
  10da7398194af49f685bcc0370fe3c678ef8d5fdd590834dab5a5ba757ffb1a9a3873ee7298e5421ebf9995428a289e81ddbf450d59c59676124464a1a0bc696
- SSDEEP
  
  3072:NXMKTt6ePxWRqL5sPxmVYN5O87gU55wAX3e4Lieo0fCZ10KL9bRDuM/h3Bsxkgap:Jr6uxqqL5eIeFwAn8GfK106b8niga
Score

10^/10

smokeloader backdoor trojan dcrat djvu raccoon 7394a7fc5da9794209d8b0503ca4abf4 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
- Detects Smokeloader packer
- 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
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- 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 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 behavioral2