aa4c2e7346fc37bbf38fed52341d14b84b56cfe523c1d6f8e0eccea78f257e22

Analysis

max time kernel
136s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
04-07-2022 07:37

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General

Target

PO 1001873.xlsx
Size

176KB
MD5

336bce75fab2c892587c5d6d3b27c360
SHA1

60c8262aba8872e7d33451950107a5c1101933be
SHA256

aa4c2e7346fc37bbf38fed52341d14b84b56cfe523c1d6f8e0eccea78f257e22
SHA512

5a0e3a1c4f313987681ea91b362d2883a71f20091cc967598050f59cfc5917364d5ad46aa1e4c67a12154ca0f4331aae0b32f1e1e8956a8a8d1a32f5ea4813a7

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

3124 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	EXCEL.EXE
3124	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\PO 1001873.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3124

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/3124-130-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-131-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-132-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-133-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-134-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-135-0x00007FF87EC50000-0x00007FF87EC60000-memory.dmp

Filesize
64KB

Download
memory/3124-136-0x00007FF87EC50000-0x00007FF87EC60000-memory.dmp

Filesize
64KB

Download
memory/3124-138-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-139-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-140-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download
memory/3124-141-0x00007FF8815B0000-0x00007FF8815C0000-memory.dmp

Filesize
64KB

Download