2456c984a012053956c889e4bcbc484916cb4933484306f04b7e924d911b0fcb

Analysis

max time kernel
137s
max time network
132s
platform
windows10_x64
resource
win10v200430
submitted
10-07-2020 21:38

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General

Target

PO# AO-20051.xlsx
Size

74KB
MD5

8d3f38c8eddc5e47becce659102ceb3b
SHA1

439fda53355724dba2cd713e49334a6a928f1026
SHA256

2456c984a012053956c889e4bcbc484916cb4933484306f04b7e924d911b0fcb
SHA512

62caf3d2b53fc278b1b71771780398b68d8d4cd37434d3f848ed50b9146e1d9cbf20ada3b10e37921e299f621a43f405adeffb5d07780c592798b4dae70ae057

Score

1^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

640 EXCEL.EXE

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

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\PO# AO-20051.xlsx"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Checks processor information in registry
- Enumerates system info in registry
PID:640

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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