dcrat

General

Target

538b71221fc868d804dad1b3019cf73e.exe
Size

210KB
Sample

231225-qljk4abcb5
MD5

538b71221fc868d804dad1b3019cf73e
SHA1

aacd8fa3f58ade7d9bf281ca171e56c35a2ddaef
SHA256

440d5de6aaa2ccd09e773a6092ebcf51025e7684025115f587552fe492eb5108
SHA512

5ee98f2bb1bed67c0ca3dd3fc6e16474a8ed86d7c70dc9930ae9f3bfee26e424e1e760356a877fbc0933414bfd554c71fedbbe2591178f3f23a3b529625dd9ed
SSDEEP

3072:RVpWFLFxLBHPEsWJ8/nPsdnv/zsln7dHyuDM16yBf6J3z16RtMmfX:R8LrLBHtWiPPsVv/zQ7dHyuDUBffM

Score

10^/10

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32

Extracted

Family

djvu

C2

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

Attributes

extension
.cdqw
offline_id
mMsRxMUuXypapZbGOAfxD9pczHmW8zVRP7Pgjwt1
payload_url
http://brusuax.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

redline

Botnet

uniq2

C2

195.20.16.190:38173

Extracted

Family

smokeloader

Version

2022

C2

http://185.215.113.68/fks/index.php

rc4.i32

Targets

- Target
  
  538b71221fc868d804dad1b3019cf73e.exe
- Size
  
  210KB
- MD5
  
  538b71221fc868d804dad1b3019cf73e
- SHA1
  
  aacd8fa3f58ade7d9bf281ca171e56c35a2ddaef
- SHA256
  
  440d5de6aaa2ccd09e773a6092ebcf51025e7684025115f587552fe492eb5108
- SHA512
  
  5ee98f2bb1bed67c0ca3dd3fc6e16474a8ed86d7c70dc9930ae9f3bfee26e424e1e760356a877fbc0933414bfd554c71fedbbe2591178f3f23a3b529625dd9ed
- SSDEEP
  
  3072:RVpWFLFxLBHPEsWJ8/nPsdnv/zsln7dHyuDM16yBf6J3z16RtMmfX:R8LrLBHtWiPPsVv/zQ7dHyuDUBffM
Score

10^/10

dcrat djvu smokeloader up3 backdoor discovery infostealer persistence ransomware rat trojan lumma redline uniq2 stealer
- DcRat
  DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
  rat infostealer dcrat
- Detect Lumma Stealer payload V4
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Lumma Stealer
  An infostealer written in C++ first seen in August 2022.
  stealer lumma
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Downloads MZ/PE file
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Adds Run key to start application
  persistence
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- AutoIT Executable
  AutoIT scripts compiled to PE executables.
- Suspicious use of SetThreadContext
behavioral1 behavioral2