75a9f9ddbf84328967dff99b8fd7cac5dfeffc9c63237d0caf780776bf19ce2f

General

Target

2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.exe
Size

464KB
MD5

5b9d47e78146e531252a0828526bde55
SHA1

9e57efc3ee67aaa2d546808f5698d97b7f550a84
SHA256

75a9f9ddbf84328967dff99b8fd7cac5dfeffc9c63237d0caf780776bf19ce2f
SHA512

053570a82e68e87bb8d32c76709c3d3e64777f8679a1bf6c731b0752ae4434f4bef34ee89ba5aa5bb8cfc3dce42ed0f5217b377d49078f75fac5a67fd8e84059
SSDEEP

6144:zRPu8zwNAZYCZrIik3tHcXkBpqMbsqrQeMq9pvbZMKkCsjA7f9leLsH5f:zJrIik3ikB4MbtRTHNs0/l9

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	3F6A.tmp

Executes dropped EXE 1 IoCs

pid	Process
1428	3F6A.tmp

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

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

Query Registry

T1012

System Information Discovery

T1082

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-1-5-21-275798769-4264537674-1142822080-1000_Classes\Local Settings	3F6A.tmp

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4324	WINWORD.EXE
4324	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1428	3F6A.tmp

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE
4324	WINWORD.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 1428	4688	2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.exe	86
PID 4688 wrote to memory of 1428	4688	2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.exe	86
PID 4688 wrote to memory of 1428	4688	2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.exe	86
PID 1428 wrote to memory of 4324	1428	3F6A.tmp	91
PID 1428 wrote to memory of 4324	1428	3F6A.tmp	91

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Users\Admin\AppData\Local\Temp\3F6A.tmp
  "C:\Users\Admin\AppData\Local\Temp\3F6A.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.exe E415854154525C270D0C07D8A3AC9F51A1C8019E6FC890664EE66338C5B9D873E6AE1DE491CB2BD7D50F21E3198D873BF833C21CED099770C38F0636253E0221
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:1428
- - 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\2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.docx" /o ""
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:4324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

4

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2024-03-28_5b9d47e78146e531252a0828526bde55_mafia.docx

Filesize
21KB

MD5
7079891932a64f097abafd233055a1e9

SHA1
246d95feafe67689d49a5a4cadba18d3ac1914e5

SHA256
c97189b50e5e92be09966d4732b6d61a2e435b2935d60c09989e555ae442e7a1

SHA512
6e9ee6427d7cc2474dc634b088cf3f35d06dfb734d2b63fbbc794f4083b4b5754379daff4804bf5024b1b430aa5e50fa6d839d3473ceeed3043d373c85e9862a

Download Submit
C:\Users\Admin\AppData\Local\Temp\3F6A.tmp

Filesize
464KB

MD5
a761293e09b00e8de282a0fb43dff005

SHA1
d3d22829e6fb785eaf6ac9839576f4b0f55a674c

SHA256
216c2d40f6d00f1f56ee18a293a1b1bd73c15dcbc86a68d7285e467e504705d7

SHA512
146daedf7334d0cb39025fabe42f107197d0834a2f202ca4a36354198c0d3fbe08a74cfde7e6b043f24755967e48365bd96bbd2df69d14b5c8bcb5dcd2b245d9

Download Submit
memory/4324-16-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-19-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-11-0x00007FFA8CAF0000-0x00007FFA8CB00000-memory.dmp

Filesize
64KB

Download
memory/4324-13-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-12-0x00007FFA8CAF0000-0x00007FFA8CB00000-memory.dmp

Filesize
64KB

Download
memory/4324-14-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-15-0x00007FFA8CAF0000-0x00007FFA8CB00000-memory.dmp

Filesize
64KB

Download
memory/4324-17-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-9-0x00007FFA8CAF0000-0x00007FFA8CB00000-memory.dmp

Filesize
64KB

Download
memory/4324-10-0x00007FFA8CAF0000-0x00007FFA8CB00000-memory.dmp

Filesize
64KB

Download
memory/4324-18-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-21-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-20-0x00007FFA8A2F0000-0x00007FFA8A300000-memory.dmp

Filesize
64KB

Download
memory/4324-22-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-23-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-24-0x00007FFA8A2F0000-0x00007FFA8A300000-memory.dmp

Filesize
64KB

Download
memory/4324-25-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download
memory/4324-38-0x00007FFACCA70000-0x00007FFACCC65000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads