General
- Target DCRatBuild.exe
- Size 1.1MB
- Sample260801-3x2x2aaf64
- SHA256 20e8d74aeee79c1396db4e3ba50bb7c6e62ddff6c61e18d1b23ac53e4bb69e0b
- MD5 05cf5ea60329b6e14362599e052ade26
- SHA1 12eeb6f07ba343959643a5762444f131c38ced5b
- SHA512 936bba836f0a43b487719f28c0f83f0f790b830d46ee96100dffa5a75081a56967c3676e9abc5def1acf4a14626517b401c6f6b088e4356037b999149415848a
- SSDEEP 24576:U2G/nvxW3Ww0tox8XAV2CuB0RBNfkAADKV3e:UbA30jcm
- TLSH T1974539027E468A11F0181633C2EF450847B4AC512AE6E72B7EF9376E55123D3BD1EADB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Behavioral task
behavioral1
Sample
DCRatBuild.exe
Resource
win11ltsc2024-20260709-en
18 signatures
150 seconds
Malware Config
Targets
-
- Target DCRatBuild.exe
- Size 1.1MB
- SHA256 20e8d74aeee79c1396db4e3ba50bb7c6e62ddff6c61e18d1b23ac53e4bb69e0b
- MD5 05cf5ea60329b6e14362599e052ade26
- SHA1 12eeb6f07ba343959643a5762444f131c38ced5b
- SHA512 936bba836f0a43b487719f28c0f83f0f790b830d46ee96100dffa5a75081a56967c3676e9abc5def1acf4a14626517b401c6f6b088e4356037b999149415848a
- SSDEEP 24576:U2G/nvxW3Ww0tox8XAV2CuB0RBNfkAADKV3e:UbA30jcm
- TLSH T1974539027E468A11F0181633C2EF450847B4AC512AE6E72B7EF9376E55123D3BD1EADB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Executes dropped EXE
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Executes a VBScript file via the Windows Script Host.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Visual Basic
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1