Analysis
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max time kernel
149s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system -
submitted
21/02/2024, 18:31
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe
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Size
462KB
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MD5
44dbebd3d88594ecf0f82c10551e06ba
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SHA1
809d58492b4f308b5aa6bda328d4ca10ccc7efe0
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SHA256
73fee5899e17dfdad4c55ce2bd174314223018d5ddad3e31c31dfa00f8bddddc
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SHA512
aacd683434ea5b1e32191e0cff3b5ed84b4616ca932dd7a8fc4a4b11bb160818ae433a0275e832fe2efcaad250bc81c09915c33a19ad51cbfa9dbd242032dd49
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SSDEEP
6144:0A4psmawWIrFUJe5X8bbUbghcqr/Odp/uBFek3Z+QHihBPMJjF6kNHEuxxMKI9XB:0oJe5X8bYgbrMCsQHiXPkFCuxuKIls5i
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-1-5-21-910440534-423636034-2318342392-1000\Control Panel\International\Geo\Nation 3326.tmp -
Executes dropped EXE 1 IoCs
pid Process 3880 3326.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\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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-1-5-21-910440534-423636034-2318342392-1000_Classes\Local Settings 3326.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 3452 WINWORD.EXE 3452 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3880 3326.tmp -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE 3452 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2860 wrote to memory of 3880 2860 2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe 82 PID 2860 wrote to memory of 3880 2860 2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe 82 PID 2860 wrote to memory of 3880 2860 2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe 82 PID 3880 wrote to memory of 3452 3880 3326.tmp 86 PID 3880 wrote to memory of 3452 3880 3326.tmp 86 -
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\2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Users\Admin\AppData\Local\Temp\3326.tmp"C:\Users\Admin\AppData\Local\Temp\3326.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.exe 5D02D58D00C01F1A36D920944A1AB5E947A2E20327DBE67F218A882903C095C7DFB6CA7AD0F4612BCF5234B22895F88ECFA5060A6223B0D6E07A506BC2A662E22⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3880 -
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\2024-02-21_44dbebd3d88594ecf0f82c10551e06ba_mafia.docx" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3452
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
21KB
MD57079891932a64f097abafd233055a1e9
SHA1246d95feafe67689d49a5a4cadba18d3ac1914e5
SHA256c97189b50e5e92be09966d4732b6d61a2e435b2935d60c09989e555ae442e7a1
SHA5126e9ee6427d7cc2474dc634b088cf3f35d06dfb734d2b63fbbc794f4083b4b5754379daff4804bf5024b1b430aa5e50fa6d839d3473ceeed3043d373c85e9862a
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Filesize
462KB
MD58d526d823f886f73ac558cd66ccffae8
SHA1dc88df9fcc25471ebee3ba1544d3ab1fe341be26
SHA256f2d0f0d1150f4a9d6d1f13cc01d3568712d071990c484151d9a520926e940f01
SHA512ba9a9d9c832bd852fd6aeaabbb98b365bfb5b973d019e8650d8bd28813f06a7fb2b258efd1ad360d0470e008e9bfb64e176c4d01c2875c299e84dc22239275e8