c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34

Analysis

max time kernel
121s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2022 07:27

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General

Target

c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.exe
Size

55KB
MD5

382faf589a7d7f2cf256883ce9cd6540
SHA1

0b1c72d68d7d79b4228823a141d3b4a64f52d699
SHA256

c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34
SHA512

f3db81d436d36e484a532cb750cf68d079a9d9b13a89039029dc408c8c9d5cbb0b0f50f5c15d9232ff1e0d3939db05673ff5b5407679a0b5d4d390cd089124e4
SSDEEP

1536:cknkSfCUtOTgBUtLk10CqvsaxmtMtNHe:cknkSfZWCoC0Cqvf39e

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings	c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4972	WINWORD.EXE
4972	WINWORD.EXE

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
4972	WINWORD.EXE
4972	WINWORD.EXE
4972	WINWORD.EXE
4972	WINWORD.EXE
4972	WINWORD.EXE
4972	WINWORD.EXE
4972	WINWORD.EXE
4972	WINWORD.EXE
4972	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4252 wrote to memory of 4972	4252	c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.exe	82
PID 4252 wrote to memory of 4972	4252	c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.exe	82

C:\Users\Admin\AppData\Local\Temp\c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.exe
"C:\Users\Admin\AppData\Local\Temp\c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4252
- 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\c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.rtf" /o ""
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  PID:4972

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\c908dd221f66a8c711a9621f1c53f091ef1c1bba83acd4c2d6f6a2420b359f34.rtf

Filesize
7KB

MD5
4629ed73e3d0ed5a84b4a315028e36d2

SHA1
3e5f5fa084132910bb90787d3eae6a00e94f3b0f

SHA256
4ab487d7791ff6626ab98f9fc0e5a3d1d634baa835589dea3cb00a3888e1ed3d

SHA512
6dcfa910dd41b537ba1153ea8d123933a3a964b7ca8d3e2475eef2993a9f2a4bbc246313effeb92b2e0d3e0bdbe9912590a65ca52afb643560622517eab85401

Download Submit
memory/4252-132-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/4972-136-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-134-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-135-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-137-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-138-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-139-0x00007FFFAB600000-0x00007FFFAB610000-memory.dmp

Filesize
64KB

Download
memory/4972-140-0x00007FFFAB600000-0x00007FFFAB610000-memory.dmp

Filesize
64KB

Download
memory/4972-133-0x0000000000000000-mapping.dmp

Download
memory/4972-143-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-145-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-146-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4972-144-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads