ea93aa9e3abe5e0b8aec9c77510a73d14b1ae2fe7ba31e717c5e5c9f7282e106

Analysis

max time kernel
170s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 04:40

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General

Target

663fefd0ce47439c621f3cd3d493c6ce.pdf
Size

33KB
MD5

663fefd0ce47439c621f3cd3d493c6ce
SHA1

24966f0bbeb64f989226eb36da1bf425112ac2aa
SHA256

ea93aa9e3abe5e0b8aec9c77510a73d14b1ae2fe7ba31e717c5e5c9f7282e106
SHA512

dcfe65d5bbb30c25ee7c02d1ff4b524caf8493f2d7dd1d11ce7519344fcd2896c937043ffe5a530ff827712daa249203fc128f3753e72ce1cef3f40332e36519
SSDEEP

768:86wqD5mSLTsLYRBbD5zvV+BXof9co1/PLiBSVoHauEicGZEqf:LFmSfb9jV+B4VcG4u9qf

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
216	3096	WerFault.exe	78

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3096	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.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\663fefd0ce47439c621f3cd3d493c6ce.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3096
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3096 -s 1416
  2⤵
  - Program crash
  PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3096 -ip 3096
1⤵
PID:2824

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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