4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a

General

Target

4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe
Size

205KB
MD5

095e77edfdc168b90d86e373bf66f8af
SHA1

02a4e1d6d49f966cd76515695ff69a97d1376f05
SHA256

4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a
SHA512

a6502c6df49b4fa1feb673bf74c4f105970ce967251c2449f966d852aa5438d2db8ed27404080c0352262a599450d1e6decf35f4f733a9519d88116bb541b79d
SSDEEP

3072:jbhBhlcIxu9WxT0VHUxCCiUzv/RqBuJxT0VHXmbzYI5kzDjqWq96tBjVJ4oLh4:RM7HU7xwH23TazDOEBj5K

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3756	022E98.exe

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe

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

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4216	WINWORD.EXE
4216	WINWORD.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4216	WINWORD.EXE
4216	WINWORD.EXE
4216	WINWORD.EXE
4216	WINWORD.EXE
4216	WINWORD.EXE
4216	WINWORD.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 3756	1556	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe	81
PID 1556 wrote to memory of 3756	1556	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe	81
PID 1556 wrote to memory of 3756	1556	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe	81
PID 1556 wrote to memory of 4216	1556	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe	82
PID 1556 wrote to memory of 4216	1556	4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe	82

C:\Users\Admin\AppData\Local\Temp\4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe
"C:\Users\Admin\AppData\Local\Temp\4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Users\Admin\AppData\Roaming\0368A8\022E98.exe
  "C:\Users\Admin\AppData\Roaming\0368A8\022E98.exe" -launcher
  2⤵
  - Executes dropped EXE
  PID:3756
- 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\4ab2d0b8407d789a73dd8f1d8febc3fe1ae165c370d6ae14b150726c6dddf22a.exe--.doc" /o ""
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  PID:4216

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\0368A8\022E98.exe

Filesize
107KB

MD5
e2a144637fe481358bf61e46fc9e0c8d

SHA1
4ad36a8444557d248d79b6ecf486c213a1762048

SHA256
a4a7601cc9a1530edfa9dfa8aaed77508cb089c35f180ff1e960167d2425f3cd

SHA512
8613c06ee5319a2d812f6a882f95bcfa4c791c7c7050a87b218db92283600b732dd31e3bf83961ad8d119ade3052664b93dbe0a94b19d8e3f80982e10dd06a75

Download Submit
C:\Users\Admin\AppData\Roaming\0368A8\022E98.exe

Filesize
107KB

MD5
e2a144637fe481358bf61e46fc9e0c8d

SHA1
4ad36a8444557d248d79b6ecf486c213a1762048

SHA256
a4a7601cc9a1530edfa9dfa8aaed77508cb089c35f180ff1e960167d2425f3cd

SHA512
8613c06ee5319a2d812f6a882f95bcfa4c791c7c7050a87b218db92283600b732dd31e3bf83961ad8d119ade3052664b93dbe0a94b19d8e3f80982e10dd06a75

Download Submit
memory/3756-132-0x0000000000000000-mapping.dmp

Download
memory/4216-138-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-136-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-137-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-135-0x0000000000000000-mapping.dmp

Download
memory/4216-139-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-140-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-141-0x00007FFF53BF0000-0x00007FFF53C00000-memory.dmp

Filesize
64KB

Download
memory/4216-142-0x00007FFF53BF0000-0x00007FFF53C00000-memory.dmp

Filesize
64KB

Download
memory/4216-144-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-145-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-146-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download
memory/4216-147-0x00007FFF56550000-0x00007FFF56560000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads