9465c35c652271b12b696f88d353149641b74c354d955753e10ee14424e84f88

Analysis

max time kernel
152s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
18-08-2022 19:10

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General

Target

Payment Advice.xls
Size

124KB
MD5

873c90af6836b2ad3cce748e99d1b0bd
SHA1

266f7f7ac7890227852a996d5f71bf09483616df
SHA256

9465c35c652271b12b696f88d353149641b74c354d955753e10ee14424e84f88
SHA512

e52eeebb1997b795331fac921dee3e831bd1cc44a73921e2bc5454bb56e3b68f7313aa90fc8bf8519e0afc1fff68ae5850dcfa8e2d2bdc404dd5e9774878d071

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

Modifies registry class 2 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	EXCEL.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	EXCEL.EXE

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{B6B66430-E3DD-439E-9D25-3D9809675F6E}\sShlx.txt:Zone.Identifier	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1524 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	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\Payment Advice.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies registry class
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1524

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/1524-132-0x00007FFA8D5B0000-0x00007FFA8D5C0000-memory.dmp

Filesize
64KB

Download
memory/1524-134-0x00007FFA8D5B0000-0x00007FFA8D5C0000-memory.dmp

Filesize
64KB

Download
memory/1524-133-0x00007FFA8D5B0000-0x00007FFA8D5C0000-memory.dmp

Filesize
64KB

Download
memory/1524-135-0x00007FFA8D5B0000-0x00007FFA8D5C0000-memory.dmp

Filesize
64KB

Download
memory/1524-136-0x00007FFA8D5B0000-0x00007FFA8D5C0000-memory.dmp

Filesize
64KB

Download
memory/1524-137-0x00007FFA8AF20000-0x00007FFA8AF30000-memory.dmp

Filesize
64KB

Download
memory/1524-138-0x00007FFA8AF20000-0x00007FFA8AF30000-memory.dmp

Filesize
64KB

Download