28435fb83ae88f435c994112e243ab837f3bcfc579b1e9d43fb96c2f1ed45342

Analysis

max time kernel
193s
max time network
200s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 12:06

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General

Target

28435fb83ae88f435c994112e243ab837f3bcfc579b1e9d43fb96c2f1ed45342.xls
Size

99KB
MD5

1a3da27adce767ae78e54b2acdcb08e9
SHA1

9c469315fddac7ef1c9cceedee26587c008fd48d
SHA256

28435fb83ae88f435c994112e243ab837f3bcfc579b1e9d43fb96c2f1ed45342
SHA512

85bfd35fabf40b9725cbc1695dfbd2fb6ea80a59dacb6cf839a8ccf98dfc8ccb8a1143e5f9f595428e871cc186e1a5c93858256f121a50e5e32e0b7c109b7c5c
SSDEEP

3072:IEl6Nc7yRzs1H75wkZUgsQ6NqTBun5o42jcc0lbxOrNj4X1qiN:Vl6Nc7yRzs1H75wkZUgsQ6NqTBun5oW1

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

2976 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

2976 EXCEL.EXE
2976 EXCEL.EXE
2976 EXCEL.EXE
2976 EXCEL.EXE
2976 EXCEL.EXE
2976 EXCEL.EXE
2976 EXCEL.EXE
2976 EXCEL.EXE

pid	process
2976	EXCEL.EXE

pid	process
2976	EXCEL.EXE
2976	EXCEL.EXE
2976	EXCEL.EXE
2976	EXCEL.EXE
2976	EXCEL.EXE
2976	EXCEL.EXE
2976	EXCEL.EXE
2976	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\28435fb83ae88f435c994112e243ab837f3bcfc579b1e9d43fb96c2f1ed45342.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2976

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/2976-132-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

Filesize
64KB

Download
memory/2976-133-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

Filesize
64KB

Download
memory/2976-134-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

Filesize
64KB

Download
memory/2976-135-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

Filesize
64KB

Download
memory/2976-136-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

Filesize
64KB

Download
memory/2976-137-0x00007FF92FD90000-0x00007FF92FDA0000-memory.dmp

Filesize
64KB

Download
memory/2976-138-0x00007FF92FD90000-0x00007FF92FDA0000-memory.dmp

Filesize
64KB

Download