55b83a18bfe96316e7b42c73e7aa9a69d0e0291e24125675b0d6bdc1c6637e79

Analysis

max time kernel
144s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220722-en
resource tags

arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system
submitted
06-08-2022 06:00

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General

Target

attachment20220806-26331-5icpuo.pdf
Size

923KB
MD5

057db28df65f1fa9d409bdb8c64f791b
SHA1

3a76d912b9a8f3d539e59e994b6903539ac9822a
SHA256

55b83a18bfe96316e7b42c73e7aa9a69d0e0291e24125675b0d6bdc1c6637e79
SHA512

651b9ff3b5a60d2126ff0bf7fd61a2f634cabb631ccf28551763519f20551551efe7b90a6a746b86e0e0471413b2ca9353acdd6416ef86b17a890bea0cee1655

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4612 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

4612 AcroRd32.exe
4612 AcroRd32.exe
4612 AcroRd32.exe
4612 AcroRd32.exe
4612 AcroRd32.exe

pid	process
4612	AcroRd32.exe

pid	process
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\attachment20220806-26331-5icpuo.pdf"
1⤵
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4612

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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