Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05/04/2024, 00:34
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe
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Size
467KB
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MD5
465d9c1f4d8ea0ba0c4a857822130c90
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SHA1
911ddcd049459ea29627c85825d06ce81749f2a1
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SHA256
26b5f4da6b2bd54d6cc0307ac37eacef3cec26d9f9c434cd589316251d0cd7ff
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SHA512
8482685e8436579690c42626ebd1497046b619bfcd6db7731b16cec7df53fca170daea1b4b4490c88803052abc7bd78c777a199f1125babf888f08c1a5d80719
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SSDEEP
12288:Bb4bZudi79LYHEJKwHvdp0klu1qEYxYGDmAk:Bb4bcdkLYHEowHvH00/YGo
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-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation 2E72.tmp -
Executes dropped EXE 1 IoCs
pid Process 2752 2E72.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-1-5-21-3270530367-132075249-2153716227-1000_Classes\Local Settings 2E72.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4856 WINWORD.EXE 4856 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2752 2E72.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4856 WINWORD.EXE 4856 WINWORD.EXE 4856 WINWORD.EXE 4856 WINWORD.EXE 4856 WINWORD.EXE 4856 WINWORD.EXE 4856 WINWORD.EXE 4856 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4492 wrote to memory of 2752 4492 2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe 86 PID 4492 wrote to memory of 2752 4492 2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe 86 PID 4492 wrote to memory of 2752 4492 2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe 86 PID 2752 wrote to memory of 4856 2752 2E72.tmp 91 PID 2752 wrote to memory of 4856 2752 2E72.tmp 91
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Users\Admin\AppData\Local\Temp\2E72.tmp"C:\Users\Admin\AppData\Local\Temp\2E72.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.exe 23B950A9EBD52430D8FB7EE797C23638CCF3E6812D377B7C96049580CF00665D6914A15B0BBA432A0EB7741EAD19C781D6024D255FE7B6BAD3DA03CFB8CE663C2⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2752 -
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\2024-04-05_465d9c1f4d8ea0ba0c4a857822130c90_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4856
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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
MD5e5f3a79fd34d45333d45b10e49cd0f5b
SHA1834f7ba91fdfb9f8daee9ca9ebd4e914c3f355d0
SHA256bb58977aa78a11a8662a1e5695018a74a61b05999810601e36d7d24fad102ed5
SHA5126a08b6b2cc2d1ccbf62eb6cd953e55ea4da58136c8aa52508da1d4981ce5dd7a3559ead59ce80c100fafb937f504fe80bf8b8f7432c6ecbceb0f658c07c83a2e
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84