dcrat

General

Target

a6fe7778b10540e64bd89abb9db399594159a1db1d5d206fc398825a36d3340e
Size

225KB
Sample

240320-a964asdb6s
MD5

dc9a31741e30969ebff4d00ba4db19d2
SHA1

d5b0c7ad08ebb75baa0c498cde6eb344cde1312e
SHA256

a6fe7778b10540e64bd89abb9db399594159a1db1d5d206fc398825a36d3340e
SHA512

2358466026116e61cd3b13e4669a6a8e2305828f4d32c5a382141140728e94bf1efd82689144d7cd28171b8958167811746f25e7316dc5af331070da7cef2b78
SSDEEP

6144:wkRnPowER9cgUJj5Xg399y/W4jriKVkk:wk5Po7R9BY5XiXjUrvVk

Score

10^/10

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32

Extracted

Family

djvu

C2

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

Attributes

extension
.vook
offline_id
1eSPzWRaNslCgtjBZfL5pzvovoiaVI4IZSnvAwt1
payload_url
http://sdfjhuz.com/dl/build2.exe

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

Extracted

Family

vidar

Version

8.4

Botnet

95002d0a9d65ffced363a8f35f42a529

C2

https://steamcommunity.com/profiles/76561199654112719

https://t.me/r2d0s

Attributes

profile_id_v2
95002d0a9d65ffced363a8f35f42a529
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:123.0) Gecko/20100101 Firefox/123.0

Targets

- Target
  
  a6fe7778b10540e64bd89abb9db399594159a1db1d5d206fc398825a36d3340e
- Size
  
  225KB
- MD5
  
  dc9a31741e30969ebff4d00ba4db19d2
- SHA1
  
  d5b0c7ad08ebb75baa0c498cde6eb344cde1312e
- SHA256
  
  a6fe7778b10540e64bd89abb9db399594159a1db1d5d206fc398825a36d3340e
- SHA512
  
  2358466026116e61cd3b13e4669a6a8e2305828f4d32c5a382141140728e94bf1efd82689144d7cd28171b8958167811746f25e7316dc5af331070da7cef2b78
- SSDEEP
  
  6144:wkRnPowER9cgUJj5Xg399y/W4jriKVkk:wk5Po7R9BY5XiXjUrvVk
Score

10^/10

djvu smokeloader pub1 backdoor discovery persistence ransomware trojan dcrat vidar 95002d0a9d65ffced363a8f35f42a529 infostealer rat stealer
- DcRat
  DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
  rat infostealer dcrat
- Detect Vidar Stealer
  stealer
- Detected Djvu ransomware
- 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
- Downloads MZ/PE file
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Deletes itself
- Executes dropped EXE
- 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.
- Suspicious use of SetThreadContext
behavioral1 behavioral2