758babb4a9a5fe4b8c01249407865b66d21151853ef0d89cbcdb5c4094381c27

Analysis

max time kernel
101s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20-02-2023 09:47

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General

Target

822e04d01976758fde626715bc7088a2.xlsx
Size

873KB
MD5

822e04d01976758fde626715bc7088a2
SHA1

a5207fd96dc218a708320e10e4a5d80a015c9ec3
SHA256

758babb4a9a5fe4b8c01249407865b66d21151853ef0d89cbcdb5c4094381c27
SHA512

0504673b260deb984a2d939016b6219e979c6365d4fcf13aa11f3082e0c33d022b7a814187de45ac165186a525f6bb0212206e53ab33e603ede38538d9797397
SSDEEP

24576:EQewRaHQt/yAlrf1bFR/Dh1uxNgDTAOl+lD+DjDwZtRV:EMgHQtD3PwGNQ+DjsZt7

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

5072 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	EXCEL.EXE
5072	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\822e04d01976758fde626715bc7088a2.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5072

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/5072-132-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-133-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-134-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-135-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-136-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-137-0x00007FFF58060000-0x00007FFF58070000-memory.dmp

Filesize
64KB

Download
memory/5072-138-0x00007FFF58060000-0x00007FFF58070000-memory.dmp

Filesize
64KB

Download
memory/5072-140-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-141-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-142-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/5072-143-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download