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Analysis
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max time kernel
149s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
29/04/2024, 00:07
Static task
static1
Behavioral task
behavioral1
Sample
96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe
Resource
win10v2004-20240419-en
General
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Target
96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe
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Size
576KB
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MD5
764314fa20305c28752ec0c9fad88548
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SHA1
e90169889bf3172601b940ef0479bbff4188bdc2
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SHA256
96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce
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SHA512
2621669fe192f8b70cc108f1b5730f4b975744c9b9091fe603704b8d331cdf2095a2df7fc19d0d5b8b11b4e4f866f5a28bf95b9fc74942b19c51d2f8eed7c102
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SSDEEP
6144:sYkLWCTxDrF98Oh8P7AEL8Ihot+puraYvbfgHvjiewxsXeeoZTsHbu/UqMn/ej:sYIW0p98Oh8P7h8IpMvZYEZ4Kvo/u
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-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation 43EE.tmp -
Executes dropped EXE 1 IoCs
pid Process 1912 43EE.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000_Classes\Local Settings 43EE.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 5036 WINWORD.EXE 5036 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1912 43EE.tmp -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE 5036 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2044 wrote to memory of 1912 2044 96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe 86 PID 2044 wrote to memory of 1912 2044 96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe 86 PID 2044 wrote to memory of 1912 2044 96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe 86 PID 1912 wrote to memory of 5036 1912 43EE.tmp 90 PID 1912 wrote to memory of 5036 1912 43EE.tmp 90 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe"C:\Users\Admin\AppData\Local\Temp\96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Local\Temp\43EE.tmp"C:\Users\Admin\AppData\Local\Temp\43EE.tmp" --pingC:\Users\Admin\AppData\Local\Temp\96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.exe B8C8D3FD0D6A053F687F34912D9FC38ED16A9384949854B674776F06B220BFF04D11036D1C2570F1FB3A68CC56E791E9099032D9418D3D66F47B4B54AF5FE7052⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.docx" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5036
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
576KB
MD56f239fd3c9c040e9aef3c67fa20e8ca9
SHA10493915dfd13081595e302039a02bdf7e0a4b39b
SHA2561f6a0a5d401119be185936b9fcf2fac559b722b1b1319e2ab4ecb7f4f11529cd
SHA512def66baf21de8cee20134ef09571cf4d4f007e2d23830c5c9abca87c6dce3a7ecb0fec5f381851352abf4c951d4b4627742dd620bf3bc44dd68b3746dda7254b
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C:\Users\Admin\AppData\Local\Temp\96233a608acf5b5bb196fbb26bdac43e09580302fea68aa3c41668710069a9ce.docx
Filesize21KB
MD57079891932a64f097abafd233055a1e9
SHA1246d95feafe67689d49a5a4cadba18d3ac1914e5
SHA256c97189b50e5e92be09966d4732b6d61a2e435b2935d60c09989e555ae442e7a1
SHA5126e9ee6427d7cc2474dc634b088cf3f35d06dfb734d2b63fbbc794f4083b4b5754379daff4804bf5024b1b430aa5e50fa6d839d3473ceeed3043d373c85e9862a