Analysis
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max time kernel
142s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12-02-2024 17:45
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe
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Size
467KB
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MD5
9d14d83f1d414cabf59d2c0795a6d716
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SHA1
acc9dd1f05987d7c843169222a8d282d085aba21
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SHA256
567a3ddc07ff4b7d20cbb3e619e19cc63e6d4a9d1ba0d5eb7aa228c88d36c738
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SHA512
8912dc1f2703115b23df26c88b3991ca44fa25bcc9ae6ed9c1042836b708271cc0eed90fdda73531dd6e61b386cd55c59b7e86afad2ba12aa67213ba8346a7d3
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SSDEEP
12288:Bb4bZudi79LZdzfq7wzZP4BmDsiE01LcDRVSAJqG/Ak:Bb4bcdkLzzfqi4IDsiNLuSyqs
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.
Processes:
754F.tmpdescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation 754F.tmp -
Executes dropped EXE 1 IoCs
Processes:
754F.tmppid process 4668 754F.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.
Processes:
WINWORD.EXEdescription 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
Processes:
WINWORD.EXEdescription 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
Processes:
754F.tmpdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\Local Settings 754F.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 3192 WINWORD.EXE 3192 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
754F.tmppid process 4668 754F.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
WINWORD.EXEpid process 3192 WINWORD.EXE 3192 WINWORD.EXE 3192 WINWORD.EXE 3192 WINWORD.EXE 3192 WINWORD.EXE 3192 WINWORD.EXE 3192 WINWORD.EXE 3192 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe754F.tmpdescription pid process target process PID 4056 wrote to memory of 4668 4056 2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe 754F.tmp PID 4056 wrote to memory of 4668 4056 2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe 754F.tmp PID 4056 wrote to memory of 4668 4056 2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe 754F.tmp PID 4668 wrote to memory of 3192 4668 754F.tmp WINWORD.EXE PID 4668 wrote to memory of 3192 4668 754F.tmp WINWORD.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Users\Admin\AppData\Local\Temp\754F.tmp"C:\Users\Admin\AppData\Local\Temp\754F.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.exe 4A465C1E193685F1164B0DF73FD07854D837850E850B8CFCEB13E92C563A85B004D0E88ECE8E197B6D5FE6729D83DBC82A79B06B7AE7842213437D11AA71CDA72⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4668 -
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\2024-02-12_9d14d83f1d414cabf59d2c0795a6d716_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
35KB
MD5a6b03fc9e5439b7504ba08010a960962
SHA1e93a74f35ac1ed020158642eb1f2087fd31fc7c6
SHA256b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1
SHA512decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0
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Filesize
467KB
MD5cd74334cf404842f26a66b8648e2e7ad
SHA1536c83aa0fdc7d735a52691d8e27fffc8b761b1a
SHA2563a13aa982c843c1fc6d152ee760e21a4ece5d3a14e3a83ca57390c925aec9dd3
SHA512bfe116c7bd5bd83edb1974c55769ddbab0e54bf902cb33a435dcacc5dbd520e01680c8f58ad7b72563d0acb29080447a1d846c17e7a0abb45be65bd29aba7617
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84