6120dd48f54bcf8321d40d34430836317e32d5f5566489195c2f5c44d59db304

Analysis

max time kernel
161s
max time network
178s
platform
windows10_x64
resource
win10-en-20211208
submitted
02-02-2022 07:59

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General

Target

6120dd48f54bcf8321d40d34430836317e32d5f5566489195c2f5c44d59db304.pdf
Size

15KB
MD5

53a083bcd4b8aa1defc95377e0dd3a10
SHA1

58ad3f42fb8fb7a5fc9a5670520e4430e2dbecc4
SHA256

6120dd48f54bcf8321d40d34430836317e32d5f5566489195c2f5c44d59db304
SHA512

bffdaeaa74087906db37305021a6fda3bbf2205f75107c2ac15952f43dca6867f2f15322bd51649a4fbcaea99c4ab4975eabb51efc155cac24c36484e7fcb01c

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3780 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

3780 AcroRd32.exe
3780 AcroRd32.exe
3780 AcroRd32.exe
3780 AcroRd32.exe
3780 AcroRd32.exe

pid	process
3780	AcroRd32.exe

pid	process
3780	AcroRd32.exe
3780	AcroRd32.exe
3780	AcroRd32.exe
3780	AcroRd32.exe
3780	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

AcroRd32.exe

description	pid	process	target process
PID 3780 wrote to memory of 3936	3780	AcroRd32.exe	RdrCEF.exe
PID 3780 wrote to memory of 3936	3780	AcroRd32.exe	RdrCEF.exe
PID 3780 wrote to memory of 3936	3780	AcroRd32.exe	RdrCEF.exe
PID 3780 wrote to memory of 352	3780	AcroRd32.exe	RdrCEF.exe
PID 3780 wrote to memory of 352	3780	AcroRd32.exe	RdrCEF.exe
PID 3780 wrote to memory of 352	3780	AcroRd32.exe	RdrCEF.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\6120dd48f54bcf8321d40d34430836317e32d5f5566489195c2f5c44d59db304.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3780

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
PID:3936

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
PID:352

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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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