c405e45737a90b520123f851e603fbe2556358ab4b4e8377ace45e67fe37a342

Analysis

max time kernel
164s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 09:52

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General

Target

c405e45737a90b520123f851e603fbe2556358ab4b4e8377ace45e67fe37a342.xls
Size

85KB
MD5

0936f72d11614c53b053c747f7c43153
SHA1

7f92492a1047469530e41f4fd7d78b779c19f2f5
SHA256

c405e45737a90b520123f851e603fbe2556358ab4b4e8377ace45e67fe37a342
SHA512

296d5ac485d68a6f4d3f5ac7adf299d5556570d05d062b7d241c5b0dcde2bc522cdab0d4804cc969deaf269edca8095a69887e2a383c6ce9b641a7c35ba027f7
SSDEEP

1536:DYVE1Eqb4c+DoW4bzo4dobOJ7LjfHk+pUxOrjXOrDGJ/7Q+:0VE1EqkRtmzZdobiXjfHk+pJIDg/k+

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

4804 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	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\c405e45737a90b520123f851e603fbe2556358ab4b4e8377ace45e67fe37a342.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4804

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/4804-132-0x00007FF7EFBB0000-0x00007FF7EFBC0000-memory.dmp

Filesize
64KB

Download
memory/4804-133-0x00007FF7EFBB0000-0x00007FF7EFBC0000-memory.dmp

Filesize
64KB

Download
memory/4804-134-0x00007FF7EFBB0000-0x00007FF7EFBC0000-memory.dmp

Filesize
64KB

Download
memory/4804-135-0x00007FF7EFBB0000-0x00007FF7EFBC0000-memory.dmp

Filesize
64KB

Download
memory/4804-136-0x00007FF7EFBB0000-0x00007FF7EFBC0000-memory.dmp

Filesize
64KB

Download
memory/4804-137-0x00007FF7ED250000-0x00007FF7ED260000-memory.dmp

Filesize
64KB

Download
memory/4804-138-0x00007FF7ED250000-0x00007FF7ED260000-memory.dmp

Filesize
64KB

Download