Analysis
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max time kernel
147s -
max time network
154s -
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 23:39
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe
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Size
465KB
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MD5
df8572ddb53c028d2c535bfb49497c8f
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SHA1
394309f9855d35123c46479a0feb246fdc94d82d
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SHA256
5de44871c38a499a803841c6e4f826fe50bfb5ac200787d2459bc0fb23e14000
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SHA512
852c2d36fbb53b32295bca9dff66fdf6912f5389810502e147216918b047d8eb24947c5b7e87b4229bb1b4a5b86ed6bed4bd5f9e850dfa233c91e5db4a2a0fdc
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SSDEEP
12288:Bb4bZudi79L3HFAr8vNoOIE1oQE4yzUgys5A:Bb4bcdkL3HKA1oUg4Cys
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-1-5-21-2200714112-3788720386-2559682836-1000\Control Panel\International\Geo\Nation 563E.tmp -
Executes dropped EXE 1 IoCs
pid Process 1636 563E.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-1-5-21-2200714112-3788720386-2559682836-1000_Classes\Local Settings 563E.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 2468 WINWORD.EXE 2468 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1636 563E.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2468 WINWORD.EXE 2468 WINWORD.EXE 2468 WINWORD.EXE 2468 WINWORD.EXE 2468 WINWORD.EXE 2468 WINWORD.EXE 2468 WINWORD.EXE 2468 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4112 wrote to memory of 1636 4112 2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe 88 PID 4112 wrote to memory of 1636 4112 2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe 88 PID 4112 wrote to memory of 1636 4112 2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe 88 PID 1636 wrote to memory of 2468 1636 563E.tmp 92 PID 1636 wrote to memory of 2468 1636 563E.tmp 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4112 -
C:\Users\Admin\AppData\Local\Temp\563E.tmp"C:\Users\Admin\AppData\Local\Temp\563E.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-22_df8572ddb53c028d2c535bfb49497c8f_mafia.exe AAEC8C4A85289D1C47F389D61012B6998EBD8572EB7E3EF66A05ECA172326E9628325931C26C7C5A634484B087D9C1EFA6F9D383FC607324FC69C3D3D9B111492⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1636 -
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_df8572ddb53c028d2c535bfb49497c8f_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2468
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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
465KB
MD5ffdfad539d36b1a192101f02c4666d08
SHA1246d42ef63dbe111f0d9db7a2a0fcd2b3b6727e7
SHA2565d4edf03a7a71547ada7b016515de163c193a5f8b6fde820a31a57807a06f649
SHA5129a7949cd1ceb6c2c9069f90e591be0e01ad80e77bd4da6d57bdfe61db60fce23e97ce40b620ee4643f8bef91b6c233d2f885b0f66eda53b9fdcc9b6f5a2a6a07
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84