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Analysis
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max time kernel
35s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/09/2024, 07:52
Static task
static1
Behavioral task
behavioral1
Sample
66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe
Resource
win7-20240903-en
General
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Target
66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe
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Size
278KB
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MD5
635ca9a4c9372a7793128655cf4952c0
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SHA1
87e923f2f72d0a1b33f1984ec703474efe290fa8
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SHA256
66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cd
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SHA512
3d2c23e123b5b392a62ce35bffb1fa41484e1c1163bd2401cf2fa1a707958699274aa80ceac32c667721abc0d6a94504f1f6e11e889db1af86f1c765884843a7
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SSDEEP
6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fj:boSeGUA5YZazpXUmZhZ67
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2752 a1punf5t2of.exe -
Loads dropped DLL 2 IoCs
pid Process 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 2752 a1punf5t2of.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe" 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe -
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 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a1punf5t2of.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2424 wrote to memory of 2752 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 31 PID 2424 wrote to memory of 2752 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 31 PID 2424 wrote to memory of 2752 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 31 PID 2424 wrote to memory of 2752 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 31 PID 2424 wrote to memory of 2752 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 31 PID 2424 wrote to memory of 2752 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 31 PID 2424 wrote to memory of 2752 2424 66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe 31 PID 2752 wrote to memory of 2872 2752 a1punf5t2of.exe 32 PID 2752 wrote to memory of 2872 2752 a1punf5t2of.exe 32 PID 2752 wrote to memory of 2872 2752 a1punf5t2of.exe 32 PID 2752 wrote to memory of 2872 2752 a1punf5t2of.exe 32 PID 2752 wrote to memory of 2872 2752 a1punf5t2of.exe 32 PID 2752 wrote to memory of 2872 2752 a1punf5t2of.exe 32 PID 2752 wrote to memory of 2872 2752 a1punf5t2of.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe"C:\Users\Admin\AppData\Local\Temp\66ea2fdefecc502e674cae5dbf85ebbbc85d0da2c567e3816561b9a73c6659cdN.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"3⤵PID:2872
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
278KB
MD5c28e114aa44136f49d22f2b48a77c64c
SHA1010e2a0d4856e60f24f9fd40149f141628e7af00
SHA2563c1dc7b387abe56906a66a25afa515e6d3a8aa94bd857b9f6d6b22a5fbf10251
SHA512898ddbc6f2aaee9d2e9e6a62f262bb59071e79c7cfa9977326e3f3e4450342b67eb1e3cbcaf045ffe7d13ba157ecd087e71a7ec430e685ba7531d201e015f0b6