Analysis
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max time kernel
146s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system -
submitted
22/02/2024, 15:38
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe
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Size
467KB
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MD5
666d092171e83de28c178c3bb5b77319
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SHA1
928659cea0ee8105d62b202092f637a8b0aa8ee0
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SHA256
c7df840534bf63c0272b302d6ec1d5437b429153c231b585d8d2cb7b32655085
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SHA512
0fc1868a9eb325c4af26ee9d27aaf9ced0cd134d7d1860c1338740fb614ae8fdf165c223e5418f20fce2db9c05b26076a3c6227f0013f4a75b320ee522da614a
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SSDEEP
12288:Bb4bZudi79L7R7OzzbpJIRSY8euvOjknAk:Bb4bcdkLd7OzXIUYn9y
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-1-5-21-2828415587-3732861812-1919322417-1000\Control Panel\International\Geo\Nation 561F.tmp -
Executes dropped EXE 1 IoCs
pid Process 1312 561F.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-1-5-21-2828415587-3732861812-1919322417-1000_Classes\Local Settings 561F.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4768 WINWORD.EXE 4768 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1312 561F.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4768 WINWORD.EXE 4768 WINWORD.EXE 4768 WINWORD.EXE 4768 WINWORD.EXE 4768 WINWORD.EXE 4768 WINWORD.EXE 4768 WINWORD.EXE 4768 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 748 wrote to memory of 1312 748 2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe 85 PID 748 wrote to memory of 1312 748 2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe 85 PID 748 wrote to memory of 1312 748 2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe 85 PID 1312 wrote to memory of 4768 1312 561F.tmp 90 PID 1312 wrote to memory of 4768 1312 561F.tmp 90
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Users\Admin\AppData\Local\Temp\561F.tmp"C:\Users\Admin\AppData\Local\Temp\561F.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.exe 1ED78452339EA6231E0B2CC25A0F46D0C0B1576A677C66798ACAAC37B4CA1E16426C6C53EF48C04BC628F1D074E9B8713403EDD16DFA40CDE36228A5E6EC73872⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1312 -
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\2024-02-22_666d092171e83de28c178c3bb5b77319_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4768
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
35KB
MD5a6b03fc9e5439b7504ba08010a960962
SHA1e93a74f35ac1ed020158642eb1f2087fd31fc7c6
SHA256b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1
SHA512decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0
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Filesize
467KB
MD5042a76f5849dd3a88174842d238e146e
SHA18b0cf0ab4b969162fa01330656862ad0f38dc2aa
SHA2561229494bc2eb121abbd17b8e7842a4b04b49a29d546881a6ae7cb86c02084f46
SHA512e1e694cf743d718d8bd476161fe60a023fa843408833aab689d8175d9726637ac8a53648bab1f6c9ea9163891115f44009db46c5289597754a5f9a2de4ae4df0
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84