5f2e7bdfc38d47412d6e0b453d938902c56a5ce091f43882ff556a318f44025f

Analysis

max time kernel
161s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 05:07

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General

Target

295d4805632737cd637668d84e4afaac.pdf
Size

46KB
MD5

295d4805632737cd637668d84e4afaac
SHA1

178bffa8d01b0b0cc3745dbce23270f571dfe4b2
SHA256

5f2e7bdfc38d47412d6e0b453d938902c56a5ce091f43882ff556a318f44025f
SHA512

5340e473b6f9be0b2808f30e61f2b2cfb24478f872125a76ba459edfd91da4a18427d9a18d28b87bdc6742bef1a0b4e55cf33220dd2f6f157d93b4044f2be776
SSDEEP

768:szhp5+jJfG+P7U4hJ+2guy33Nys5r5ZNSIO+ukv/Z/T8aHTC4RgWU6nhb4:szmtG+PI4D+ruyHNzzHFjukXZrdHMshE

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 SetWindowsHookEx 5 IoCs

pid	Process
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 5008	1280	AcroRd32.exe	103
PID 1280 wrote to memory of 5008	1280	AcroRd32.exe	103
PID 1280 wrote to memory of 5008	1280	AcroRd32.exe	103

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\295d4805632737cd637668d84e4afaac.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1280
- 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:5008

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

Windows 7 deprecation

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