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Analysis
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max time kernel
146s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
05/01/2024, 05:46
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe
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Size
467KB
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MD5
9386ee894fbf5654a11c86d7c9bee2fa
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SHA1
c85a4f4beb49fe2e08d163fa0321c978b2ae3129
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SHA256
09bd623c7c29f0247ff357ddf4ca0fd0e781602902698075226120d6c18771fb
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SHA512
23466fbd0fc6005e34cba6460425a34a25ff9df6be84fee77ffc0b90928a7da6d3d4428e0dc829fcbd65973f04cf7b2452d78347a4a8fa0f83d3e9b87e4561a4
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SSDEEP
12288:Bb4bZudi79L1ihhFNF8vyw5Hhy/y3IXy8khcvAk:Bb4bcdkL1ii/5Bya3Iamf
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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation 7445.tmp -
Executes dropped EXE 1 IoCs
pid Process 4968 7445.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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE 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 -
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-1-5-21-3336304223-2978740688-3645194410-1000_Classes\Local Settings 7445.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 5056 WINWORD.EXE 5056 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4968 7445.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 5056 WINWORD.EXE 5056 WINWORD.EXE 5056 WINWORD.EXE 5056 WINWORD.EXE 5056 WINWORD.EXE 5056 WINWORD.EXE 5056 WINWORD.EXE 5056 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4644 wrote to memory of 4968 4644 2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe 90 PID 4644 wrote to memory of 4968 4644 2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe 90 PID 4644 wrote to memory of 4968 4644 2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe 90 PID 4968 wrote to memory of 5056 4968 7445.tmp 94 PID 4968 wrote to memory of 5056 4968 7445.tmp 94
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4644 -
C:\Users\Admin\AppData\Local\Temp\7445.tmp"C:\Users\Admin\AppData\Local\Temp\7445.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.exe 0DF86132426F94D0B56DC0B34292D5207339DB02DA5345BF37681EF4B0DD0B8E8287C177B0D66E78C02BFF5AA825D5058ABF21D28A0DD666E3498A61952CD2A82⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4968 -
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\2024-01-01_9386ee894fbf5654a11c86d7c9bee2fa_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5056
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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
MD53f9673ba0f1c4460e015b6150596b449
SHA120b89d8b3cb426f265bcb974b17f31d353003d1e
SHA2565f7562aa32aa54f8bfaa1c79885392a86bdb0d9b28ef775118cacd288f9142c1
SHA512e7065b658e0af2c732759c97d1a68675d5d2aa9790685efc7395f97901e44d12541af01d9f2ff52814226419939f7cc81fc499ad7e1d33ce125d46a9885984d8
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84