4f86706094fda2128d60a6021e2f4f0268793c1d2deeb9f23e608b06b0e9179f

Analysis

max time kernel
152s
max time network
201s
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 19:26

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General

Target

Ҵֱ20%ϵ/߲/K4߲һ10.28.xls
Size

1.3MB
MD5

21540c1229339631c50a436ba8495563
SHA1

b477b802a7d4ded7dc7eb352b724566499b1a642
SHA256

ea321a3f8f10906abda978e4778c9ffde3b2fed64fa4905964bd1b4a55005952
SHA512

8ecc4e8d35e8db646f3caee13cc3deba80702f485c488cc7c51a00e3343237265cb0ea0e9e6d0bca67eee93dc20a680f2e93a888de6048a47937d98e211f64fb
SSDEEP

12288:t919XK0Z/Z7Mbr4Jv5+t7dElqIxb+8ylA3EvXd:fOt7WlbxbL3E

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\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

4456 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

4456 EXCEL.EXE
4456 EXCEL.EXE
4456 EXCEL.EXE
4456 EXCEL.EXE
4456 EXCEL.EXE
4456 EXCEL.EXE
4456 EXCEL.EXE
4456 EXCEL.EXE

pid	process
4456	EXCEL.EXE

pid	process
4456	EXCEL.EXE
4456	EXCEL.EXE
4456	EXCEL.EXE
4456	EXCEL.EXE
4456	EXCEL.EXE
4456	EXCEL.EXE
4456	EXCEL.EXE
4456	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\Ҵֱ20%ϵ\߲\K4߲һ10.28.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4456

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/4456-132-0x00007FF82E9F0000-0x00007FF82EA00000-memory.dmp

Filesize
64KB

Download
memory/4456-133-0x00007FF82E9F0000-0x00007FF82EA00000-memory.dmp

Filesize
64KB

Download
memory/4456-134-0x00007FF82E9F0000-0x00007FF82EA00000-memory.dmp

Filesize
64KB

Download
memory/4456-135-0x00007FF82E9F0000-0x00007FF82EA00000-memory.dmp

Filesize
64KB

Download
memory/4456-136-0x00007FF82E9F0000-0x00007FF82EA00000-memory.dmp

Filesize
64KB

Download
memory/4456-137-0x00007FF82C530000-0x00007FF82C540000-memory.dmp

Filesize
64KB

Download
memory/4456-138-0x00007FF82C530000-0x00007FF82C540000-memory.dmp

Filesize
64KB

Download