Analysis
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max time kernel
100s -
max time network
148s -
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 20:22
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe
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Size
465KB
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MD5
032fa2e715c03ef50c9e12c9fbee690c
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SHA1
b1df84e4dd9bc05286a7f989a353f632df04f576
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SHA256
5cb57629888e9b24e488fbb69333b156548a4d481aaaff18e7a86e23721b9a9c
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SHA512
df335eb789588006cce933bb2fedf7c11e4984ca697d1c0e4323a86a190c617d37b98e82a00cef6014fb48b90ce7b73db6ccf61e681f7dfa5ad47f8f77afa83d
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SSDEEP
12288:Bb4bZudi79LwQwU4r9YP0zPAIOoRd8PyOA:Bb4bcdkLwQwU4rVAvYdL
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:
4DD2.tmpdescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation 4DD2.tmp -
Executes dropped EXE 1 IoCs
Processes:
4DD2.tmppid process 3800 4DD2.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 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
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:
4DD2.tmpdescription ioc process Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000_Classes\Local Settings 4DD2.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 1164 WINWORD.EXE 1164 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
4DD2.tmppid process 3800 4DD2.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
WINWORD.EXEpid process 1164 WINWORD.EXE 1164 WINWORD.EXE 1164 WINWORD.EXE 1164 WINWORD.EXE 1164 WINWORD.EXE 1164 WINWORD.EXE 1164 WINWORD.EXE 1164 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe4DD2.tmpdescription pid process target process PID 5044 wrote to memory of 3800 5044 2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe 4DD2.tmp PID 5044 wrote to memory of 3800 5044 2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe 4DD2.tmp PID 5044 wrote to memory of 3800 5044 2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe 4DD2.tmp PID 3800 wrote to memory of 1164 3800 4DD2.tmp WINWORD.EXE PID 3800 wrote to memory of 1164 3800 4DD2.tmp WINWORD.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Users\Admin\AppData\Local\Temp\4DD2.tmp"C:\Users\Admin\AppData\Local\Temp\4DD2.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-12_032fa2e715c03ef50c9e12c9fbee690c_mafia.exe 94D1B11E4A818787AAC21AE7DCB18B77ABC4E06FBDD093A2F0DA72920879E98919F5395658F0B0299DAAE9FA25CD16DAC068E5B8A0B4E1D8F8D22278A8014ED62⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3800 -
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_032fa2e715c03ef50c9e12c9fbee690c_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1164
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
MD5a35acaa01ebfe7ee41f8c9e9b517c0ab
SHA1366660e5c77842c3ecba50b93d468fdb20321eba
SHA2566f6d9fd21aaa5048b152a0abe72ec54e961d7f23195e866587c21ea60d426190
SHA512ec924cbd104247d0797ed9513e01e382fecdc8a3e3ca7cf61f13ba696c282e7b23ae1a06aa8278e5c31a913fbb87c9e33824cfbb75d4b8d064cf49b382f06566
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84