d7434a635ef38658b13df0e610ebeae8370e404d73b2ba6e87bebf33be396b14

Analysis

max time kernel
168s
max time network
178s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 12:56

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General

Target

1933a15e5e6b1ad6f0f25c3be29e6bf0.pdf
Size

42KB
MD5

1933a15e5e6b1ad6f0f25c3be29e6bf0
SHA1

9167ff439dd7572a9225b28e1a02bd12829e1074
SHA256

d7434a635ef38658b13df0e610ebeae8370e404d73b2ba6e87bebf33be396b14
SHA512

9b82ebd7b27647bc97d845ebe14e4da7ecdbae150bccea1174d5f9465f6fe02e464ad03e56d35f882227de4ea80cc271d0bcbd494d30167136e1d9cf741a3401
SSDEEP

768:6t145PWZ9tseKEuxuKcqTQuPJJ3Kd/mMIv37G2HFPmrh/A31isRh:6tK5uRDl0c2QsPKdOMorHerh/NKh

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

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4628	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 4972	4628	AcroRd32.exe	109
PID 4628 wrote to memory of 4972	4628	AcroRd32.exe	109
PID 4628 wrote to memory of 4972	4628	AcroRd32.exe	109
PID 4628 wrote to memory of 392	4628	AcroRd32.exe	110
PID 4628 wrote to memory of 392	4628	AcroRd32.exe	110
PID 4628 wrote to memory of 392	4628	AcroRd32.exe	110

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\1933a15e5e6b1ad6f0f25c3be29e6bf0.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4628
- 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:4972
- 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:392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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 v15

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