Analysis
-
max time kernel
142s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
13/02/2024, 07:37
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe
-
Size
465KB
-
MD5
3f31df9a01fc2dc3f52e87039e1c52c9
-
SHA1
fbeef9c2b7e9ca5be674b307cdb0c00714af4ddf
-
SHA256
f76a7be3620a48286b3cde82a9f8d509fb528acb089760aa237bb6816da85c3d
-
SHA512
7f6ec99180b2fd2febd0f9f1dd32472b78aecb92218c8dabdeb6b7996c2398dd5a9fdb37b6f7dc133239c5787f0274f5e11903df10127404ce2c9eaace18ccd0
-
SSDEEP
12288:Bb4bZudi79LuBguBNabVF/4eMrCv2WBdCqFbSA:Bb4bcdkLDuBNkAlrfWiE
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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation E474.tmp -
Executes dropped EXE 1 IoCs
pid Process 3856 E474.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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-1-5-21-3073191680-435865314-2862784915-1000_Classes\Local Settings E474.tmp -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 436 WINWORD.EXE 436 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3856 E474.tmp -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 436 WINWORD.EXE 436 WINWORD.EXE 436 WINWORD.EXE 436 WINWORD.EXE 436 WINWORD.EXE 436 WINWORD.EXE 436 WINWORD.EXE 436 WINWORD.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1252 wrote to memory of 3856 1252 2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe 84 PID 1252 wrote to memory of 3856 1252 2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe 84 PID 1252 wrote to memory of 3856 1252 2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe 84 PID 3856 wrote to memory of 436 3856 E474.tmp 86 PID 3856 wrote to memory of 436 3856 E474.tmp 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Users\Admin\AppData\Local\Temp\E474.tmp"C:\Users\Admin\AppData\Local\Temp\E474.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.exe 5F4333E1BB0583A26ACCBE9EB222A688F83372EAE1B193B9BC5630A1D1EEE4929A1DF5474A3888C78BA34D8566C32DF1809F5C92D59248B7999729C2C0D6D54A2⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3856 -
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\2024-02-13_3f31df9a01fc2dc3f52e87039e1c52c9_mafia.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:436
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
35KB
MD5a6b03fc9e5439b7504ba08010a960962
SHA1e93a74f35ac1ed020158642eb1f2087fd31fc7c6
SHA256b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1
SHA512decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0
-
Filesize
465KB
MD5a79a2425fe89310fd9a2f9a465194971
SHA12533e5de28381f902191bb0d651ad6200647af40
SHA256e297d8cd70c5240c47aaa817ad2edbb812fc5f4a01b21f5a9435c06ab6cc2c80
SHA512aaa071e4020e8e3db1e22f18c8df1a3048e93c05463b3a5cfdc111294deb0ccc42c8c2dcc971fd9173deed24c81ea20ff6233647edd7dc9af75f037985195cbb
-
Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84