General
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Target
file.exe
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Size
978KB
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Sample
231015-ysnsdsaa9s
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MD5
75480631edd629ff1a30c16f5354a4c5
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SHA1
10889588e9056e376690e79fd4cf7c42b94651c1
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SHA256
0b9df74c24249905637f0b3390d658a52dd45170dc2a9372ab624d1699381b0b
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SHA512
10a16895cb6ca44ed8291865eaa18516a643c438a19d73c4a1eb5f410338c9d323c05d133df33b0ed3a7fe7e2450ff1c332df9ef8d25260a63d9865867d9616d
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SSDEEP
24576:DyV2A4hBsDIeBaBqfpjobZqXe3kQnR1hONxWS:WV2A4hBsDIgaBWjYse3kQ/hkA
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
breha
77.91.124.55:19071
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
kukish
77.91.124.55:19071
Targets
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Target
file.exe
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Size
978KB
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MD5
75480631edd629ff1a30c16f5354a4c5
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SHA1
10889588e9056e376690e79fd4cf7c42b94651c1
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SHA256
0b9df74c24249905637f0b3390d658a52dd45170dc2a9372ab624d1699381b0b
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SHA512
10a16895cb6ca44ed8291865eaa18516a643c438a19d73c4a1eb5f410338c9d323c05d133df33b0ed3a7fe7e2450ff1c332df9ef8d25260a63d9865867d9616d
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SSDEEP
24576:DyV2A4hBsDIeBaBqfpjobZqXe3kQnR1hONxWS:WV2A4hBsDIgaBWjYse3kQ/hkA
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Downloads MZ/PE file
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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1