4acfd899585cc3b46b0e523ba0cf61e4c78994e4ece49590323f41f8ec4c9eaf

Analysis

max time kernel
125s
max time network
125s
platform
windows10_x64
resource
win10-en-20211104
submitted
06-12-2021 11:23

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General

Target

Shipping documents Invoice and Packing List, Certificate of Origin.xlsx
Size

229KB
MD5

967c89ec5975f4463d26a0811ba0facc
SHA1

aec27ed5e87b1ae3dc63cbeb3cdf6bcdd7e08b74
SHA256

4acfd899585cc3b46b0e523ba0cf61e4c78994e4ece49590323f41f8ec4c9eaf
SHA512

3090eb592a3dde7e61c5f8ae7fe25b0b7288cc596638c19957a52a32ccce2b7e491fa79208aac29e4252c7a178aa23e3768d18a6f32caaebecc62f96d579fcc1

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:

EXCEL.EXE

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3544 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE
3544	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Shipping documents Invoice and Packing List, Certificate of Origin.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3544

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/3544-118-0x00007FFAAE830000-0x00007FFAAE840000-memory.dmp

Filesize
64KB

Download
memory/3544-119-0x00007FFAAE830000-0x00007FFAAE840000-memory.dmp

Filesize
64KB

Download
memory/3544-120-0x00007FFAAE830000-0x00007FFAAE840000-memory.dmp

Filesize
64KB

Download
memory/3544-121-0x00007FFAAE830000-0x00007FFAAE840000-memory.dmp

Filesize
64KB

Download
memory/3544-122-0x000001F17D190000-0x000001F17D192000-memory.dmp

Filesize
8KB

Download
memory/3544-123-0x000001F17D190000-0x000001F17D192000-memory.dmp

Filesize
8KB

Download
memory/3544-124-0x00007FFAAE830000-0x00007FFAAE840000-memory.dmp

Filesize
64KB

Download
memory/3544-125-0x000001F17D190000-0x000001F17D192000-memory.dmp

Filesize
8KB

Download