cca136ba586ff91e236c2ac2628e99d7356ecd7fbad6647963953a0e972fc7d3

Analysis

max time kernel
153s
max time network
164s
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-ݹ滮-.xlsx
Size

16KB
MD5

ab34bad25c1cf5ef5866676ffe73f72e
SHA1

e4621566fc9cf72b4bf6eb75caaf64b79328e108
SHA256

3264e3f31528aeb3a4987bfd35b86494a47569f168c9ed0d528ba4359c3d2982
SHA512

8c495106ac24466f4a2ff42db313cff934c107cc76f260a34ed65575000592a3f8e2c90f29fd2495e2244979126196cd074b3be0ec8f0ba237f8bba13ca49f3e
SSDEEP

384:1oGVAyrbHxyptYYNR+igd9+n85xNv8qcpvY:FA0bHxyHYYNR+igdon85b8XQ

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

4836 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	EXCEL.EXE
4836	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-ݹ滮-.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4836

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/4836-132-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-133-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-134-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-135-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-136-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-137-0x00007FFFAB600000-0x00007FFFAB610000-memory.dmp

Filesize
64KB

Download
memory/4836-138-0x00007FFFAB600000-0x00007FFFAB610000-memory.dmp

Filesize
64KB

Download
memory/4836-140-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-141-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-143-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download
memory/4836-142-0x00007FFFADAD0000-0x00007FFFADAE0000-memory.dmp

Filesize
64KB

Download