7f18d716f94ffc66b0f8b1e72ec4fb943bf77eb7b7dd9d91f9471f7f6da9ff22

Analysis

max time kernel
164s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 21:30

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General

Target

0478e4a33e8be159b900d1a4a8697d21.pdf
Size

77KB
MD5

0478e4a33e8be159b900d1a4a8697d21
SHA1

b8f427db6e6c5f087e99cf9ffe5b36c104fd1244
SHA256

7f18d716f94ffc66b0f8b1e72ec4fb943bf77eb7b7dd9d91f9471f7f6da9ff22
SHA512

39d509d46e8fb79be14a99c04cd2f8164b128b3ed2a2e9b5ea619746cad822b29b5c7e3cd2fae6720dcaf41ab0673f5dbb72876c5b677765a6f980b9a3542c30
SSDEEP

1536:dEVwvRtAQ/oHIJMRrnxxxuOCdmmRICxxkhGWspOu3VNfdW2LQpqHGtzHFs:2GvXbI7xc/ICxxYu3VtdaqHG8

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
3412	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3412 wrote to memory of 780	3412	AcroRd32.exe	109
PID 3412 wrote to memory of 780	3412	AcroRd32.exe	109
PID 3412 wrote to memory of 780	3412	AcroRd32.exe	109

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\0478e4a33e8be159b900d1a4a8697d21.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3412
- 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:780

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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