4f86706094fda2128d60a6021e2f4f0268793c1d2deeb9f23e608b06b0e9179f

Analysis

max time kernel
125s
max time network
165s
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 19:26

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General

Target

Ҵֱ20%ϵ//K4ؿܰ1�.xls
Size

103KB
MD5

620ba292769e71aef95ca221aa47338e
SHA1

4dec752c758cfdda4445afaac59b07f6f03af7ca
SHA256

c1f9e84860f317f557d1748ac9cf2d21c4314c1989d7d6d27d4897e0c2a32b66
SHA512

1c4a3b035c44241ebfbaab77459e2b896778d8bd141f7ee7b2f2998f4ee23fcd700e48a01050f77ccaaf24d2c9c74bd9cfa7a338a0d829ab5704d6171218979d
SSDEEP

1536:avvvqei5iecV9+iFU8j1VvaTbiGw2/v9tGoice5nPXyrb/yEacvToAvjZJGvMMuU:vwO7EcZwkMulSd

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

3016 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	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\Ҵֱ20%ϵ\\K4ؿܰ1�.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3016

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/3016-132-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-133-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-134-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-135-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-136-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-137-0x00007FFA6FA80000-0x00007FFA6FA90000-memory.dmp

Filesize
64KB

Download
memory/3016-138-0x00007FFA6FA80000-0x00007FFA6FA90000-memory.dmp

Filesize
64KB

Download
memory/3016-140-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-141-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-142-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download
memory/3016-143-0x00007FFA72110000-0x00007FFA72120000-memory.dmp

Filesize
64KB

Download