ce815418f62d7c27827dda74316485cd9ecb637619b3725f6c23163b1c44eff0

Analysis

max time kernel
156s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2024 06:43

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General

Target

458d70b7fcff6d59dbaa6c0c125b9845.pdf
Size

94KB
MD5

458d70b7fcff6d59dbaa6c0c125b9845
SHA1

ecc8d3dc958ab1f8cc1c85a5cdd96d679b56a6d0
SHA256

ce815418f62d7c27827dda74316485cd9ecb637619b3725f6c23163b1c44eff0
SHA512

ceb886ae5aea03c08ba52f99c9c18d5529928d56cd1126aecc184f699545e7b86686db5419deba8d58ed20b4442f31a3fc481de5c92a09e5325c7b7c64cdcc98
SSDEEP

1536:zQfaWZzwt1XtIWXMzlx3paPTxX3SrZPDVKQRVWBWHhYQ8JHL6mWvCGJW8pO7aipW:cikcXXDX+H5aPTVIBVKSCVLWvCGg7p54

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
1540	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 3452	1540	AcroRd32.exe	109
PID 1540 wrote to memory of 3452	1540	AcroRd32.exe	109
PID 1540 wrote to memory of 3452	1540	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\458d70b7fcff6d59dbaa6c0c125b9845.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1540
- 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:3452

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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