09bbceba40263cc032e1d3cfcafce08b6f3691cc9ca00054d5d4833d92d62807

Analysis

max time kernel
186s
max time network
233s
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

市政工程表格/市政资料/004.xls
Size

32KB
MD5

85d03e906050203849247580d29aa49f
SHA1

6dda1841eac615bc642dbdb211e1546e6d3997b9
SHA256

248d70421b5a3570c6e809b3f8db78f26e02940543c55a7a678e1882cc6d471e
SHA512

277d5fa04b6baf7e0c37eed354b4575ce2b7cb5c8241adae05d5ca2fe580c5690abf2d510eb52bcf2a20ef92020bae0c4f7a05062a3800d4d2f0b52ff3fb76c5
SSDEEP

768:3eeeeq7k5v/R2pJQa78LI7W8mMzaCLsVeHIx6jktWfAJyZOPp2:3eeeeq7k5vIJgomMzaCLsVeHIx6jktWp

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

3808 EXCEL.EXE
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

EXCEL.EXE

pid process

3808 EXCEL.EXE
3808 EXCEL.EXE
3808 EXCEL.EXE
3808 EXCEL.EXE
3808 EXCEL.EXE
3808 EXCEL.EXE
3808 EXCEL.EXE
3808 EXCEL.EXE
3808 EXCEL.EXE

pid	process
3808	EXCEL.EXE

pid	process
3808	EXCEL.EXE
3808	EXCEL.EXE
3808	EXCEL.EXE
3808	EXCEL.EXE
3808	EXCEL.EXE
3808	EXCEL.EXE
3808	EXCEL.EXE
3808	EXCEL.EXE
3808	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\市政工程表格\市政资料\004.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3808

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3808-132-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-134-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-133-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-135-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-136-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-137-0x00007FF97AC00000-0x00007FF97AC10000-memory.dmp

Filesize
64KB

Download
memory/3808-138-0x00007FF97AC00000-0x00007FF97AC10000-memory.dmp

Filesize
64KB

Download
memory/3808-140-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-141-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-142-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download
memory/3808-143-0x00007FF97CD10000-0x00007FF97CD20000-memory.dmp

Filesize
64KB

Download