b3d596c367aa592bd0ca88890ecba27437f442c4da101206ad62f43072f02cb4

Analysis

max time kernel
100s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
04-07-2022 18:04

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General

Target

PO-18009612.xlsx
Size

177KB
MD5

10ccb0edfaacd25dc4935f5641c823b0
SHA1

17fb136add605e6dbda86b56b412cf05d04996ac
SHA256

b3d596c367aa592bd0ca88890ecba27437f442c4da101206ad62f43072f02cb4
SHA512

696e8847a404dab17d173bc63103ce7d793553fd834bebf60e7845aa45c7b8c4a89082373d57892a757d577784dd24f0dce9397e40be4d935c8434fc6a02131a

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

1484 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	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-18009612.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1484

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/1484-130-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-132-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-131-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-133-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-134-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-135-0x00007FFBF93F0000-0x00007FFBF9400000-memory.dmp

Filesize
64KB

Download
memory/1484-136-0x00007FFBF93F0000-0x00007FFBF9400000-memory.dmp

Filesize
64KB

Download
memory/1484-140-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-141-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-139-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download
memory/1484-138-0x00007FFBFB590000-0x00007FFBFB5A0000-memory.dmp

Filesize
64KB

Download