084b97b355d56cc5218df3154cb1a30469b9c491f7e2c25afe2cd3dc138fba22

Analysis

max time kernel
101s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
30-01-2023 09:56

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General

Target

Doc_230130.xlsx
Size

702KB
MD5

d580807d4ec90e4abef17b0b89bc6ca3
SHA1

5051e0df1c94942a5c911f15d4d4b9d3b7252939
SHA256

3d120d5932768adbbae1ebe3a10396f58808d5f586b72f5a22b623214ea1830d
SHA512

98535ead563d472a600f5aebffb3b74491cfd8b22d4e8b4ab5b2aa4f9cf71b460d54443b03c1f14e2452e44069ed9d2f63723091e24d2ed14f788800bd093d15
SSDEEP

12288:wmpPU4JAXM6skUcuV6573iOux7bd9lkMszTpCrnQ4X8WGgIwS8+/zSnyDI:jfKikUcTxi5d9cpkQ4JL7q730

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

3448 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	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\Doc_230130.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3448

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/3448-132-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-133-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-134-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-135-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-136-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-137-0x00007FFCDB720000-0x00007FFCDB730000-memory.dmp

Filesize
64KB

Download
memory/3448-138-0x00007FFCDB720000-0x00007FFCDB730000-memory.dmp

Filesize
64KB

Download
memory/3448-140-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-141-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-142-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download
memory/3448-143-0x00007FFCDDAD0000-0x00007FFCDDAE0000-memory.dmp

Filesize
64KB

Download