Analysis
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max time kernel
81s -
max time network
91s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
13-11-2024 02:24
Static task
static1
Behavioral task
behavioral1
Sample
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe
Resource
win10v2004-20241007-en
General
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Target
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe
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Size
78KB
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MD5
e8a33dff82780dcfc052d5a191052180
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SHA1
7a8cfbfc695a522b5e4dc7c302186647ab8872d5
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SHA256
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6c
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SHA512
2736ff720e44aebf3c942aea6992dd4eb60f69fe58f6de8a298337984321c35b6afa5ed5871db77099ff16611cf33f2c54fd68b80815f059755a349cd0f45c42
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SSDEEP
1536:nLNIW39SaZTbFARlq7jC1OZstZu0TS3gEdUJCkb0FG5N:nLlbZTZX3BAtTS3gEdUJCkb0FGT
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid Process 2892 cmd.exe -
Executes dropped EXE 1 IoCs
Processes:
guifx.exepid Process 2428 guifx.exe -
Loads dropped DLL 1 IoCs
Processes:
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exepid Process 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Graphics = "\"C:\\ProgramData\\Graphics\\guifx.exe\" /run" 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exeguifx.execmd.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language guifx.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exedescription pid Process procid_target PID 2500 wrote to memory of 2428 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 30 PID 2500 wrote to memory of 2428 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 30 PID 2500 wrote to memory of 2428 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 30 PID 2500 wrote to memory of 2428 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 30 PID 2500 wrote to memory of 2892 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 32 PID 2500 wrote to memory of 2892 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 32 PID 2500 wrote to memory of 2892 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 32 PID 2500 wrote to memory of 2892 2500 03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe"C:\Users\Admin\AppData\Local\Temp\03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500 -
C:\ProgramData\Graphics\guifx.exe"C:\ProgramData\Graphics\guifx.exe" /run2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2428
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C:\windows\SysWOW64\cmd.exe"C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\03663294d3037bb2bb84a2bde70c5cd503e1c26a82d958d3c925f50654b40f6cN.exe" >> NUL2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2892
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
78KB
MD563290cb42842747694ee188892fc9f11
SHA1b4a2ca0d670ea721e581a8bc5755701f399512b9
SHA2565597b2853fe6e79614ba0f855c5f9402411e8b6aa9e0fec35df9fddc2e7c7af9
SHA5126cb3d6bb5d8372c8921e154f20a32a4709e20b326b9757e05903e114b759addcf87571782bda44c3e4b503308a0d48dcf886226f050b7b520ee30671dd358300