dcrat

General

Target

6958ACC382E71103A0B83D20BBBB37D2.exe
Size

232KB
Sample

240223-aqsrkahd35
MD5

6958acc382e71103a0b83d20bbbb37d2
SHA1

65bf64dfcabf7bc83e47ffc4360cda022d4dab34
SHA256

078f586ebb8a22305540fb5982b2521f1b82e4317f286e13bab680fff0a9d164
SHA512

ebfa8b6986630b3502409d38cdff54881e4bce48511c7ba4f027345296c29708112c19ec6c9181c4b0188fa1f5cbe17b3c5d44dc07f33858323c677ef9caaeae
SSDEEP

3072:FdfbYSFlTBL/A9OYh6++4hY7gfv9yPQxAVUmZAzsqvj1letKv/jbNRKCnrQbW:PbYSFH/AYYh9vERVUmSAQj1la9

Malware Config

Extracted

Family

smokeloader

Botnet

tfd5

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://habrafa.com/test1/get.php

Attributes

extension
.lkhy
offline_id
OxV6DGl22io8sqMOW1zCCOlzPiv4f1Vqzw7Y8zt1
payload_url
http://brusuax.com/dl/build2.exe

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

Extracted

Family

vidar

Version

7.9

Botnet

7f6c51bbce50f99b5a632c204a5ec558

C2

https://t.me/hypergog

https://steamcommunity.com/profiles/76561199642171824

Attributes

profile_id_v2
7f6c51bbce50f99b5a632c204a5ec558
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36

Targets

- Target
  
  6958ACC382E71103A0B83D20BBBB37D2.exe
- Size
  
  232KB
- MD5
  
  6958acc382e71103a0b83d20bbbb37d2
- SHA1
  
  65bf64dfcabf7bc83e47ffc4360cda022d4dab34
- SHA256
  
  078f586ebb8a22305540fb5982b2521f1b82e4317f286e13bab680fff0a9d164
- SHA512
  
  ebfa8b6986630b3502409d38cdff54881e4bce48511c7ba4f027345296c29708112c19ec6c9181c4b0188fa1f5cbe17b3c5d44dc07f33858323c677ef9caaeae
- SSDEEP
  
  3072:FdfbYSFlTBL/A9OYh6++4hY7gfv9yPQxAVUmZAzsqvj1letKv/jbNRKCnrQbW:PbYSFH/AYYh9vERVUmSAQj1la9
Score

10^/10

dcrat djvu glupteba rhadamanthys smokeloader vidar zgrat 7f6c51bbce50f99b5a632c204a5ec558 tfd5 backdoor discovery dropper evasion infostealer loader persistence ransomware rat rootkit stealer themida trojan upx
- DcRat
  DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
  rat infostealer dcrat
- Detect Vidar Stealer
  stealer
- Detect ZGRat V1
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Glupteba
  Glupteba is a modular loader written in Golang with various components.
  loader dropper glupteba
- Glupteba payload
- Rhadamanthys
  Rhadamanthys is an info stealer written in C++ first seen in August 2022.
  stealer rhadamanthys
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- ZGRat
  ZGRat is remote access trojan written in C#.
  rat zgrat
- Enumerates VirtualBox registry keys
  evasion
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Downloads MZ/PE file
- Modifies Windows Firewall
  evasion
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Themida packer
  Detects Themida, an advanced Windows software protection system.
  themida
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- 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
- Checks whether UAC is enabled
  evasion trojan
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Manipulates WinMonFS driver.
  Roottkits write to WinMonFS to hide directories/files from being detected.
  rootkit evasion
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1