0e226c1cfbbeae5ad79674adf46902b2e402833c011a0e39311ccdc000660581

Analysis

max time kernel
100s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
28-06-2022 09:59

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General

Target

kkk.xlsx
Size

163KB
MD5

5f8e0c5da36c7ef9cb29286e51f9af09
SHA1

28f6c3f7a318b7a8efa42d921977dcf94b027475
SHA256

0e226c1cfbbeae5ad79674adf46902b2e402833c011a0e39311ccdc000660581
SHA512

7fbb83a524a56085173dbfbdbdc1fde3f65244f4a71d83f751c18ee8e95f1e5b20b8a29892a9c8a54613e9c5887bb50f50475003006b4d3a7f3d2899db8ba0ca

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\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

4992 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	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\kkk.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4992

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/4992-130-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-132-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-131-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-133-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-134-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-135-0x00007FFDA96A0000-0x00007FFDA96B0000-memory.dmp

Filesize
64KB

Download
memory/4992-136-0x00007FFDA96A0000-0x00007FFDA96B0000-memory.dmp

Filesize
64KB

Download
memory/4992-138-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-139-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-140-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/4992-141-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download