cca136ba586ff91e236c2ac2628e99d7356ecd7fbad6647963953a0e972fc7d3

Analysis

max time kernel
177s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:32

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General

Target

-ƷС-ϸһ/ƷС/˵�.xls
Size

260KB
MD5

2e70192f4e98ddae53100ac7ed5a53cd
SHA1

af5f1231fb80a3a1760f4e8205864bf503e89dff
SHA256

07253c7a824363bb30a65ab4619fa3b404b8074c114d17d1e58be419a41399b3
SHA512

7c194492a1eefe2153883430219bce76ad1b070ef71787ac4387eeccf00243a6007df5a2f9759b4b649e1854b336323b0034c59058bb4b879ca0be9c5d246698
SSDEEP

3072:ll9ADDDDDDKn+hQTfHFbXBph7JUoKv3qA8DJL2njNXKq0CrElo2jf:lyhuHFbXBT7JUoKI

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

4916 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	EXCEL.EXE
4916	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\-ƷС-ϸһ\ƷС\˵�.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4916

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/4916-132-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-133-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-134-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-135-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-136-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-137-0x00007FFB99260000-0x00007FFB99270000-memory.dmp

Filesize
64KB

Download
memory/4916-138-0x00007FFB99260000-0x00007FFB99270000-memory.dmp

Filesize
64KB

Download
memory/4916-140-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-141-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-142-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download
memory/4916-143-0x00007FFB9B4D0000-0x00007FFB9B4E0000-memory.dmp

Filesize
64KB

Download