Analysis
-
max time kernel
150s -
max time network
149s -
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 16:27
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe
-
Size
465KB
-
MD5
28f3b2b1d0bf2746d2d9e747547d32b3
-
SHA1
aaa7c59532c450b2095452c5c03590a594180561
-
SHA256
2cc7f9f4c45bf0677ff07c444e64cb334341b55fba561160f09829abcfdaa0b3
-
SHA512
a66e50bf6fec7c211fc51fa5455d30338a802753cfbcf9870ada907d534603f84e16d66694c4a0213c3c914fed441feb03d1c1490c44fa218bd12183bbd96f50
-
SSDEEP
12288:Bb4bZudi79Lt094CSmNC77NdAUyS+dNyMCCdvqA:Bb4bcdkLth5X7nGldv
Malware Config
Signatures
-
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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation 4016.tmp -
Executes dropped EXE 1 IoCs
pid Process 4752 4016.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000_Classes\Local Settings 4016.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 5116 WINWORD.EXE 5116 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4752 4016.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 5116 WINWORD.EXE 5116 WINWORD.EXE 5116 WINWORD.EXE 5116 WINWORD.EXE 5116 WINWORD.EXE 5116 WINWORD.EXE 5116 WINWORD.EXE 5116 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 700 wrote to memory of 4752 700 2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe 86 PID 700 wrote to memory of 4752 700 2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe 86 PID 700 wrote to memory of 4752 700 2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe 86 PID 4752 wrote to memory of 5116 4752 4016.tmp 91 PID 4752 wrote to memory of 5116 4752 4016.tmp 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:700 -
C:\Users\Admin\AppData\Local\Temp\4016.tmp"C:\Users\Admin\AppData\Local\Temp\4016.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-04-05_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.exe 36EE282F70764DAE31E7752D916F71DBC78C11C2B33F62D2703E27762FE1F5F718DA68B9494F58176251B5C789534B575FDCDD15B21A8C9F20DC15F240CC32C62⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4752 -
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_28f3b2b1d0bf2746d2d9e747547d32b3_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5116
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
35KB
MD5a6b03fc9e5439b7504ba08010a960962
SHA1e93a74f35ac1ed020158642eb1f2087fd31fc7c6
SHA256b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1
SHA512decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0
-
Filesize
465KB
MD5df48a811c4f297faab33d0c8cc5e7a4d
SHA1f0242238d3ed65d4e7f8ff00b250ef24ef2fd844
SHA2564f46e5ddba1da1ba4c98550a40afe208c782363b24fd5e3f8c647c17c36cd83d
SHA5129b1303476c616999a8dd79602808552cccba825c885389fc0210f0b4bd0d3061ea998a89d442d1799648637c7d5ef63783b35b6b47c41e3f72f6950efd806196
-
Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84