450b65a3bb7a28c469dc30984f606c28c6f212095c9dd90bb49b2d008e9684ab

Analysis

max time kernel
136s
max time network
128s
platform
windows10_x64
resource
win10v20201028
submitted
15-01-2021 19:20

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General

Target

request_form_1610732879.xls
Size

161KB
MD5

e88fdb597a983317ebe4ad915cb337b2
SHA1

4497fed6b02be06596a27e8d9e0fb5031d53f2a3
SHA256

450b65a3bb7a28c469dc30984f606c28c6f212095c9dd90bb49b2d008e9684ab
SHA512

d49c8ef26864a8f72e0c5f07e110867f557c74b82f9114347d5e6cbeee5b49b91b0014912b86728dadb4b9a0f07069eafae629dd2af0360c5341a74c366a5450

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

4092 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	EXCEL.EXE
4092	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\request_form_1610732879.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4092

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/4092-2-0x00007FFFD2190000-0x00007FFFD27C7000-memory.dmp

Filesize
6.2MB

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