ecaa7dd92961a11efbb17b65c4b7c919d63d8ec2c9bb7019e786b70c1f03b456

Analysis

max time kernel
161s
max time network
192s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 16:45

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General

Target

ecaa7dd92961a11efbb17b65c4b7c919d63d8ec2c9bb7019e786b70c1f03b456.docm
Size

98KB
MD5

22ab4130e32edb89b9b9481a64f99bbf
SHA1

c73c22cb76a972367d337236ccbdb8b7c8ed6a3f
SHA256

ecaa7dd92961a11efbb17b65c4b7c919d63d8ec2c9bb7019e786b70c1f03b456
SHA512

fff317c37cea9cb63804ce0bba869b43a22baa6881fe5105815475186a405d2a01ecd14a12d310b4b4f5392266ca283c792e2d87c648439b582f8fe79344cafc
SSDEEP

1536:FR0K16sjzDW9jB4kqQ3qG+3SksOjRjGW1WxaRuze3vuKnslzeqNRUZ9QZh:b43qQo31sOtaWAUMe3vBsIqGqf

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	4180	4168	cmd.exe	WINWORD.EXE

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

Processes:

WINWORD.EXE

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4168 WINWORD.EXE
4168 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

4168 WINWORD.EXE
4168 WINWORD.EXE
4168 WINWORD.EXE
4168 WINWORD.EXE
4168 WINWORD.EXE
4168 WINWORD.EXE
4168 WINWORD.EXE
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description pid process target process

PID 4168 wrote to memory of 4180 4168 WINWORD.EXE cmd.exe
PID 4168 wrote to memory of 4180 4168 WINWORD.EXE cmd.exe

pid	process
4168	WINWORD.EXE
4168	WINWORD.EXE

pid	process
4168	WINWORD.EXE
4168	WINWORD.EXE
4168	WINWORD.EXE
4168	WINWORD.EXE
4168	WINWORD.EXE
4168	WINWORD.EXE
4168	WINWORD.EXE

description	pid	process	target process
PID 4168 wrote to memory of 4180	4168	WINWORD.EXE	cmd.exe
PID 4168 wrote to memory of 4180	4168	WINWORD.EXE	cmd.exe

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\ecaa7dd92961a11efbb17b65c4b7c919d63d8ec2c9bb7019e786b70c1f03b456.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4168

C:\Windows\SYSTEM32\cmd.exe
cmd /k "C:\Users\Admin\AppData\Local\Temp\somm.exe"
2⤵
- Process spawned unexpected child process
PID:4180

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\somm.exe
Filesize
6KB

MD5
9c0b8566ea92a69f1386d7422d98c376

SHA1
ac0d8debd198e842ddc632af4af59b3f2fba42fc

SHA256
48a80a26bbed04429bea6c0150acbccd7e53f2336569faa5705ead57d1d62434

SHA512
927694a396ced9c3d04beed4f7b08ac4c2ac3a09e459cb0e4c1452a91d4dc87f3ab13f5575eae28f1a6deac943356cc4b5b0575b507833eec464db25afc05029

Download Submit
memory/4168-132-0x00007FFB04130000-0x00007FFB04140000-memory.dmp

Filesize
64KB

Download
memory/4168-134-0x00007FFB04130000-0x00007FFB04140000-memory.dmp

Filesize
64KB

Download
memory/4168-133-0x00007FFB04130000-0x00007FFB04140000-memory.dmp

Filesize
64KB

Download
memory/4168-135-0x00007FFB04130000-0x00007FFB04140000-memory.dmp

Filesize
64KB

Download
memory/4168-136-0x00007FFB04130000-0x00007FFB04140000-memory.dmp

Filesize
64KB

Download
memory/4168-137-0x00007FFB01E50000-0x00007FFB01E60000-memory.dmp

Filesize
64KB

Download
memory/4168-138-0x00007FFB01E50000-0x00007FFB01E60000-memory.dmp

Filesize
64KB

Download
memory/4180-139-0x0000000000000000-mapping.dmp

Download