be1e89cc91f483dde262d1187eee4bd30774b17c0513873474bab72751828423

Analysis

max time kernel
159s
max time network
165s
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, 22:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

05e3eeef03f3e2e2923f42b68c8287bd.pdf
Size

31KB
MD5

05e3eeef03f3e2e2923f42b68c8287bd
SHA1

119e66ef0bfada8c7fc9e525aeaf63cfbc107782
SHA256

be1e89cc91f483dde262d1187eee4bd30774b17c0513873474bab72751828423
SHA512

2f7f48ef150ded73159f976e5bc80da928955373188f238700fdce7c6e651638cf14c27bcbe61d571f7a8de1bec9c8ed4b7c776645d597296d7e0222444954ae
SSDEEP

768:Waur3/VEdvOiCwRwdYjX+u+lRg2Ak2lvjRkhpEzm5SgfiLZz2Nzlm7unX/s0H9lE:83/VEwKCsXD+lRg2Ak2lvjRkhpEzm5Sn

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
3856	AcroRd32.exe
3856	AcroRd32.exe
3856	AcroRd32.exe
3856	AcroRd32.exe
3856	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3856 wrote to memory of 2176	3856	AcroRd32.exe	102
PID 3856 wrote to memory of 2176	3856	AcroRd32.exe	102
PID 3856 wrote to memory of 2176	3856	AcroRd32.exe	102
PID 3856 wrote to memory of 1984	3856	AcroRd32.exe	108
PID 3856 wrote to memory of 1984	3856	AcroRd32.exe	108
PID 3856 wrote to memory of 1984	3856	AcroRd32.exe	108

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\05e3eeef03f3e2e2923f42b68c8287bd.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3856
- 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:2176
- 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:1984

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

Loading Replay Monitor...