97b48f4fd6ac3dd91175ca1e40fdf764add99eb2c0f0cff375874a807c4f9005

Analysis

max time kernel
162s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
09-03-2022 12:13

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General

Target

97b48f4fd6ac3dd91175ca1e40fdf764add99eb2c0f0cff375874a807c4f9005.pdf
Size

298KB
MD5

f2d8f1770dc64f374170bfe39b46cde7
SHA1

e47160699535139b38c2d92de3f0276a4b234286
SHA256

97b48f4fd6ac3dd91175ca1e40fdf764add99eb2c0f0cff375874a807c4f9005
SHA512

72fcc61630aff55616ee750e69d465949645aa7b0afa176db7eccd55be23add9d77e80c0e14743f0bf1914de32bb3009d2776aa8ca69f3e8f49ad12ff430cce3

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-1-5-21-790714498-1549421491-1643397139-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

1128 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

1128 AcroRd32.exe
1128 AcroRd32.exe
1128 AcroRd32.exe
1128 AcroRd32.exe
1128 AcroRd32.exe

pid	process
1128	AcroRd32.exe

pid	process
1128	AcroRd32.exe
1128	AcroRd32.exe
1128	AcroRd32.exe
1128	AcroRd32.exe
1128	AcroRd32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

AcroRd32.exe

description	pid	process	target process
PID 1128 wrote to memory of 4032	1128	AcroRd32.exe	RdrCEF.exe
PID 1128 wrote to memory of 4032	1128	AcroRd32.exe	RdrCEF.exe
PID 1128 wrote to memory of 4032	1128	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\97b48f4fd6ac3dd91175ca1e40fdf764add99eb2c0f0cff375874a807c4f9005.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1128

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:4032

Network

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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