e7a224a7b64351a65ea657f2382500c5a5b6f52acb3771105f3f73ecd1245c40

Analysis

max time kernel
102s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
08-03-2023 08:11

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General

Target

TaxXinvoice.docx
Size

10KB
MD5

0280da14a9c30f3a8fabc835cff76ff7
SHA1

d545b4b433e69fcc8659e658e9d4d7cd9e279b2a
SHA256

e7a224a7b64351a65ea657f2382500c5a5b6f52acb3771105f3f73ecd1245c40
SHA512

340044a30f55b8fa2a2469738f0ae7a93313f792142fa2473434dc9e50e044a049919373be44cbc9b2e73a33e2cc10571c59ac4519377c799f4d59cd62f6ad1b
SSDEEP

192:ScIMmtP1aIG/bslPL++uOeml+CVWBXJC0c3Ze:SPXU/slT+LOemHkZC9M

Score

1^/10

Malware Config

Signatures

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 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

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3732 WINWORD.EXE
3732 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WINWORD.EXE

description pid process

Token: SeAuditPrivilege 3732 WINWORD.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

WINWORD.EXE

pid process

3732 WINWORD.EXE
3732 WINWORD.EXE
3732 WINWORD.EXE
3732 WINWORD.EXE
3732 WINWORD.EXE
3732 WINWORD.EXE

pid	process
3732	WINWORD.EXE
3732	WINWORD.EXE

description	pid	process
Token: SeAuditPrivilege	3732	WINWORD.EXE

pid	process
3732	WINWORD.EXE
3732	WINWORD.EXE
3732	WINWORD.EXE
3732	WINWORD.EXE
3732	WINWORD.EXE
3732	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\TaxXinvoice.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:3732

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

memory/3732-133-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-134-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-135-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-136-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-137-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-138-0x00007FFB75850000-0x00007FFB75860000-memory.dmp

Filesize
64KB

Download
memory/3732-139-0x00007FFB75850000-0x00007FFB75860000-memory.dmp

Filesize
64KB

Download
memory/3732-176-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-177-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-178-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download
memory/3732-179-0x00007FFB781B0000-0x00007FFB781C0000-memory.dmp

Filesize
64KB

Download