33a34f4bad59e1c90a3fa5f4239abf5f5f13080e7ec71c09cdf11088e9c5cd8c

Analysis

max time kernel
148s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
10-03-2023 13:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

SOA FEB 5400005716.docx
Size

10KB
MD5

90612ab017d9b62b0845de6b196a10f5
SHA1

679287fd3b0389e47cced0fca528b3bb0bbe94c6
SHA256

33a34f4bad59e1c90a3fa5f4239abf5f5f13080e7ec71c09cdf11088e9c5cd8c
SHA512

ee6395170cf4187379df05f1beab7449af8e37109a3524b4f89f0dcadc1ecea1515c8e31847ac93711f82118b86403335bd0bc58cb848bc7461b724821d5fa28
SSDEEP

192:ScIMmtP1aIG/bslPL++uOmlvzl+CVWBXJC0c325:SPXU/slT+LOQHkZC96

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{9F123989-DE9B-41E2-9DE8-0732515301A5}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{96066372-2D46-40DA-9EDC-2031C9428095}.catalogItem	svchost.exe

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exeWINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.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
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXEsvchost.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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4892 WINWORD.EXE
4892 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WINWORD.EXE

description pid process

Token: SeAuditPrivilege 4892 WINWORD.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

WINWORD.EXE

pid process

4892 WINWORD.EXE
4892 WINWORD.EXE
4892 WINWORD.EXE
4892 WINWORD.EXE
4892 WINWORD.EXE
4892 WINWORD.EXE
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

pid	process
4892	WINWORD.EXE
4892	WINWORD.EXE

description	pid	process
Token: SeAuditPrivilege	4892	WINWORD.EXE

pid	process
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.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\SOA FEB 5400005716.docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4892

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:2668

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

Loading Replay Monitor...

Downloads

memory/4892-133-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-135-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-134-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-136-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-137-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-138-0x00007FFCB4B20000-0x00007FFCB4B30000-memory.dmp

Filesize
64KB

Download
memory/4892-140-0x00007FFCB4B20000-0x00007FFCB4B30000-memory.dmp

Filesize
64KB

Download
memory/4892-145-0x0000024CCB670000-0x0000024CCB819000-memory.dmp

Filesize
1.7MB

Download
memory/4892-160-0x0000024CCB670000-0x0000024CCB819000-memory.dmp

Filesize
1.7MB

Download
memory/4892-194-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-195-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-196-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-197-0x00007FFCB6E50000-0x00007FFCB6E60000-memory.dmp

Filesize
64KB

Download
memory/4892-198-0x0000024CCB670000-0x0000024CCB819000-memory.dmp

Filesize
1.7MB

Download