f6b79312aa7ebed677038e8bc5858542866b504b3e1977a4f70548e5b674b154

Analysis

max time kernel
151s
max time network
157s
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 18:23

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General

Target

西环岛“绿道”工程二标段1.20/西环岛“绿道”工程二标段1.20.xls
Size

214KB
MD5

80d7ddad9162a2a55a323a427312f071
SHA1

e260337c7bc89375d0c532b62be60fede2105eb7
SHA256

a67663868a67b8db970e64840f7e7c6a242bbd31f7475448b790838a8e8d8c03
SHA512

02e2d17a7485c4520ffc21e24a0d4f6940da7ac0c5331f710516d17f5b5e70423ff0f240dbe9b0f1444dfdf464e0880ded4bf3767938285524669f394a4ca153
SSDEEP

3072:ebFmhfSY+szULzguz7nvJxnt+iS4BD17V4wGw05mCvF7EWXu:buz7nxdXl2Jti

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

4864 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	EXCEL.EXE
4864	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\西环岛“绿道”工程二标段1.20\西环岛“绿道”工程二标段1.20.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4864

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/4864-132-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-134-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-133-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-135-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-136-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-137-0x00007FFBB8690000-0x00007FFBB86A0000-memory.dmp

Filesize
64KB

Download
memory/4864-138-0x00007FFBB8690000-0x00007FFBB86A0000-memory.dmp

Filesize
64KB

Download
memory/4864-140-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-141-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-142-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download
memory/4864-143-0x00007FFBBAEF0000-0x00007FFBBAF00000-memory.dmp

Filesize
64KB

Download