4f86706094fda2128d60a6021e2f4f0268793c1d2deeb9f23e608b06b0e9179f

Analysis

max time kernel
156s
max time network
172s
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

122KB
MD5

215dfc5c533912f3dd5c244f7a936317
SHA1

637f353dd5724e7df8ca77409d9791b8a7db661e
SHA256

eb4cc2208d69de3b88cd98a7b84846d21b58fe536f06916df64b0fb884b0d915
SHA512

515fca308f3e923a3f59f2314607f591c1c974cfbc7e7793f0d3c730025fa320c00ae93160570f564d2dbdf2aef9c506625f19b10287f3f7a7379c33e33e1d07
SSDEEP

1536:Pvvvqei5iecV9+iFU8j1VvaTbiGw2/v9Izr5ivqgiecV9+5FU8j1Vv39ICyNPTNP:AyNBUgbMtkPmsg3qw54M+Snixnuol

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

3312 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	EXCEL.EXE
3312	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:3312

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/3312-132-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-133-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-134-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-135-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-136-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-137-0x00007FFF15A20000-0x00007FFF15A30000-memory.dmp

Filesize
64KB

Download
memory/3312-138-0x00007FFF15A20000-0x00007FFF15A30000-memory.dmp

Filesize
64KB

Download
memory/3312-140-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-141-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-142-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/3312-143-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download