a83890bbc081b9ec839c9a32ec06eae6f549a0f85fe0a30751ef229a58e440af

Analysis

max time kernel
141s
max time network
151s
platform
windows10_x64
resource
win10v200217
submitted
09-04-2020 15:04

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General

Target

a83890bbc081b9ec839c9a32ec06eae6f549a0f85fe0a30751ef229a58e440af.xls
Size

110KB
MD5

b8950f584f821b04370a54090b1ef385
SHA1

5dd0e43b7b8da2c18645622c8d749a52bafb75ec
SHA256

a83890bbc081b9ec839c9a32ec06eae6f549a0f85fe0a30751ef229a58e440af
SHA512

4423515e09aaccd3fdc21e8d050f77980b61c86bdbd8d222e66fb4f44c4fed4907852b5b4ce24e86ec329818cb13cd0ceb6eea07ff2956f25f92d49288611cc8

Score

1^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

4048 EXCEL.EXE
4048 EXCEL.EXE
4048 EXCEL.EXE
4048 EXCEL.EXE
4048 EXCEL.EXE
4048 EXCEL.EXE
4048 EXCEL.EXE
4048 EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4048 EXCEL.EXE

pid	process
4048	EXCEL.EXE
4048	EXCEL.EXE
4048	EXCEL.EXE
4048	EXCEL.EXE
4048	EXCEL.EXE
4048	EXCEL.EXE
4048	EXCEL.EXE
4048	EXCEL.EXE

pid	process
4048	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	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\a83890bbc081b9ec839c9a32ec06eae6f549a0f85fe0a30751ef229a58e440af.xls"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Checks processor information in registry
- Enumerates system info in registry
PID:4048

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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