Analysis
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max time kernel
96s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 12:04
Static task
static1
Behavioral task
behavioral1
Sample
ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe
Resource
win10v2004-20241007-en
General
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Target
ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe
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Size
279KB
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MD5
044e5c9bbbdf271a3bcd3a2de354b285
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SHA1
9eca6966dfab8a9fe31f7f1edb42d3b4ce093a22
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SHA256
ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18
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SHA512
d9c67e966887a0b1f809b7f69563c1b0e376be2cd735fb336a76703e1e3e3430496ed81f4ba57a0b2ddad5229e2cfa6532834083b1611bca5535cb05f9edbbd2
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SSDEEP
6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fa:boSeGUA5YZazpXUmZhZ6S
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe -
Executes dropped EXE 1 IoCs
pid Process 2288 a1punf5t2of.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe" ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.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 ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a1punf5t2of.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1576 wrote to memory of 2288 1576 ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe 97 PID 1576 wrote to memory of 2288 1576 ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe 97 PID 1576 wrote to memory of 2288 1576 ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe 97 PID 2288 wrote to memory of 3868 2288 a1punf5t2of.exe 98 PID 2288 wrote to memory of 3868 2288 a1punf5t2of.exe 98 PID 2288 wrote to memory of 3868 2288 a1punf5t2of.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe"C:\Users\Admin\AppData\Local\Temp\ebaec4e92caf82b8b290e9feda97ea49ff342fd278b6b057afd006b010e1ec18.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"3⤵PID:3868
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
279KB
MD591f269c203293c4fe9e3f28a7be56c6f
SHA1d51c436b1c0cd1ec72a9af5eb30ed7041cacd87f
SHA2563a214d5fe4d8ce318f4690ac9665a2a44d15350f1ed2ab6e19377673e67983a1
SHA512dda6eb15e5cdb9cf7a98155d954073536f2f9b104b70c3d25b347a683b10aa438f44f8f5d55edf18675ac31eb3801f1b9901ee743c1184c323f5fcbd0eeeac73