cca136ba586ff91e236c2ac2628e99d7356ecd7fbad6647963953a0e972fc7d3

Analysis

max time kernel
146s
max time network
187s
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 19:32

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General

Target

-ƷС-ϸһ/άҪ;·ձ-ƷС.xls
Size

215KB
MD5

b2c03572e8f42d2d0773f12445153fbe
SHA1

65520cd91133f73d3712c0d755090d723c443d0b
SHA256

a4d1ba9bed916b8fdcccd8121fb6e0e2f5008196277b1d0aebf44c6380f49dfd
SHA512

90bca44791f948a48e87eae5a0fbf0c12c3e76ca58ae9d37221a01689da8292576632bdae659729505296541ce3092762704a3efcb5877f87f5995c437151d83
SSDEEP

3072:+Xy0qO/83oaxtE/o5GRpiFM1KnfDkmIBAf+pdMCqxR:+Xyfv4Q5GvgSpK

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

4472 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	EXCEL.EXE
4472	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\άҪ;·ձ-ƷС.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4472

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/4472-132-0x00007FFB94410000-0x00007FFB94420000-memory.dmp

Filesize
64KB

Download
memory/4472-133-0x00007FFB94410000-0x00007FFB94420000-memory.dmp

Filesize
64KB

Download
memory/4472-134-0x00007FFB94410000-0x00007FFB94420000-memory.dmp

Filesize
64KB

Download
memory/4472-135-0x00007FFB94410000-0x00007FFB94420000-memory.dmp

Filesize
64KB

Download
memory/4472-136-0x00007FFB94410000-0x00007FFB94420000-memory.dmp

Filesize
64KB

Download
memory/4472-137-0x00007FFB923B0000-0x00007FFB923C0000-memory.dmp

Filesize
64KB

Download
memory/4472-138-0x00007FFB923B0000-0x00007FFB923C0000-memory.dmp

Filesize
64KB

Download