cca136ba586ff91e236c2ac2628e99d7356ecd7fbad6647963953a0e972fc7d3

Analysis

max time kernel
105s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:32

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General

Target

-ƷС-ϸһ/ƷС/ܵԴʩ.xls
Size

54KB
MD5

ec1b5dd8d53c875277456fb11a733ee4
SHA1

3a7177d360fb0a2d8bcb041366eeff073f561b89
SHA256

c7bfe50f7991c19116784c807f2c4eb687e54b6161bb7af91980b81b4311c1a7
SHA512

1515cb75c90e524fa4146e3379eb0533d8afc8cfce92a37dc3683c635244a303cca2d5d9b7fea88892ad9bed2bcea2c5a66af74656cb3efdb0560b301d4cbc08
SSDEEP

1536:deeePszQkVbe78SJzLt1cQbWqem/rVJx9FC8W/:Qrw5

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

4016 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	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\ܵԴʩ.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4016

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/4016-132-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-133-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-134-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-135-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-136-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-137-0x00007FF811570000-0x00007FF811580000-memory.dmp

Filesize
64KB

Download
memory/4016-138-0x00007FF811570000-0x00007FF811580000-memory.dmp

Filesize
64KB

Download
memory/4016-140-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-141-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-142-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download
memory/4016-143-0x00007FF813650000-0x00007FF813660000-memory.dmp

Filesize
64KB

Download