d737d75014ab76dcb324d2d090200e0609fc5b056a66a170f86c3b7eeb327f6c

Analysis

max time kernel
165s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 03:09

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General

Target

清单表/工行阳江分行营业综合用房 (地上部分) 安装工程/工行阳江分行营业�.xls
Size

98KB
MD5

1c53946c76057bf5c4eeb1e3f019730a
SHA1

65586b4b8c63b7d8a48958cf53eb05aca04ca213
SHA256

83c18a70c0a273f60bea15f8fc6c8527fc9c3d240d1cd66b9fdc6f63780244f9
SHA512

c796f0bdd0293832eec4b7baa6477432d139eb6bf2a2c5e93160cd0257cabe36004ffb32ca3b69e3ee060e2850d5d4e0199f3500173681c70d651e91d63a0bf1
SSDEEP

1536:6P/Aw6YRpubT94SlWXXJJJJJJJJc8UpOf2RhpKyKJHnWfujnHNIrvxlVmcPtt:62gyKJHnWfujnHNI7xlv

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

3740 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	EXCEL.EXE
3740	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\清单表\工行阳江分行营业综合用房 (地上部分) 安装工程\工行阳江分行营业�.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3740

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/3740-132-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-133-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-134-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-136-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-135-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-137-0x00007FF9E17C0000-0x00007FF9E17D0000-memory.dmp

Filesize
64KB

Download
memory/3740-138-0x00007FF9E17C0000-0x00007FF9E17D0000-memory.dmp

Filesize
64KB

Download
memory/3740-140-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-141-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-142-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download
memory/3740-143-0x00007FF9E3F10000-0x00007FF9E3F20000-memory.dmp

Filesize
64KB

Download