7839286818f6a5033619f1724542d0c1c56390c7b2ddb973f2e8a8ecfdadb596

Analysis

max time kernel
165s
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, 06:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2c328646a984f0d5dead6fccc700776f.pdf
Size

81KB
MD5

2c328646a984f0d5dead6fccc700776f
SHA1

1ee5fe6a4ae0c0809daaba0bf6e3bb242e26861f
SHA256

7839286818f6a5033619f1724542d0c1c56390c7b2ddb973f2e8a8ecfdadb596
SHA512

e13180be6d1fabea9d51f7d7f15f0e1b1b153e3b56b1d1948b900cfcf62f39fb83992b694964b282e77bc5136dfd8d40dd52457140aa22690c0e7bec8eaccdb6
SSDEEP

1536:b75FxhDbMiM9AJrobCNNaYyooWpYu4WQpOCHRD:7zDbbnpobQNaYyoOunCt

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
1648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 4996	1648	AcroRd32.exe	107
PID 1648 wrote to memory of 4996	1648	AcroRd32.exe	107
PID 1648 wrote to memory of 4996	1648	AcroRd32.exe	107
PID 1648 wrote to memory of 440	1648	AcroRd32.exe	108
PID 1648 wrote to memory of 440	1648	AcroRd32.exe	108
PID 1648 wrote to memory of 440	1648	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\2c328646a984f0d5dead6fccc700776f.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1648
- 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:4996
- 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:440

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...