05971ebf80c79445483d359ca3ae40543a60edd7ea9631e847f544a844a1b78b

Resubmissions

28-03-2023 08:56

230328-kv898abg5x 10

28-03-2023 08:53

230328-ktflhsaa23 10

Analysis

max time kernel
102s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
28-03-2023 08:53

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General

Target

Payment Advice 032823.docx
Size

10KB
MD5

1a6d4bbc6c6ccc40a1bd6fc5c55b4d60
SHA1

f046b18b8ff42f6cdcfa89003b9998b0c26c3f3a
SHA256

05971ebf80c79445483d359ca3ae40543a60edd7ea9631e847f544a844a1b78b
SHA512

558449dce679477277c396c01e8a823929b2f0c5b9f079f243e7e2b7895a107b659b85a6dbfc9146730cc59f9bdd995b27f4ee68a312dedaf2270e128c21a491
SSDEEP

192:ScIMmtP1aIG/bslPL++uOkml+CVWBXJC0c3OR:SPXU/slT+LO9HkZC9a

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 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 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	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4140 WINWORD.EXE
4140 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WINWORD.EXE

description pid process

Token: SeAuditPrivilege 4140 WINWORD.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

WINWORD.EXE

pid process

4140 WINWORD.EXE
4140 WINWORD.EXE
4140 WINWORD.EXE
4140 WINWORD.EXE
4140 WINWORD.EXE
4140 WINWORD.EXE

pid	process
4140	WINWORD.EXE
4140	WINWORD.EXE

description	pid	process
Token: SeAuditPrivilege	4140	WINWORD.EXE

pid	process
4140	WINWORD.EXE
4140	WINWORD.EXE
4140	WINWORD.EXE
4140	WINWORD.EXE
4140	WINWORD.EXE
4140	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\Payment Advice 032823.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:4140

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/4140-133-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-135-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-134-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-136-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-137-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-138-0x00007FFA07280000-0x00007FFA07290000-memory.dmp

Filesize
64KB

Download
memory/4140-139-0x00007FFA07280000-0x00007FFA07290000-memory.dmp

Filesize
64KB

Download
memory/4140-176-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-177-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-178-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download
memory/4140-179-0x00007FFA09910000-0x00007FFA09920000-memory.dmp

Filesize
64KB

Download