01bfe666ae0a342a5a1d32b454c6d25ce6b432cb94c584f6b9d08e2617f1b50e

Analysis

max time kernel
162s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 05:48

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General

Target

4fc023fcad746484f5aeb6d21a2ea7c8.pdf
Size

85KB
MD5

4fc023fcad746484f5aeb6d21a2ea7c8
SHA1

b42cbfd5a6a544a7490739dbd93fcc52ea8778fe
SHA256

01bfe666ae0a342a5a1d32b454c6d25ce6b432cb94c584f6b9d08e2617f1b50e
SHA512

7e25eb280089fcc8a33617be36703e2d949a30ef0c0bcf59fc4f1e41f8ee4ff22273ffa03dd5ee7d54176364fa6fe974dbdaccd9d52dd7b1f4f304797b94325b
SSDEEP

1536:xxW5Fv1qmthF7Y/pYCChjZSkiM3o4Q2ISaUMwnqqqUjay6Cw/H7PWjuEHNsWbnWf:sv9F7YjChOL2ITOTqUjaTCwTebHNsWb8

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
208	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 2312	208	AcroRd32.exe	108
PID 208 wrote to memory of 2312	208	AcroRd32.exe	108
PID 208 wrote to memory of 2312	208	AcroRd32.exe	108
PID 208 wrote to memory of 1396	208	AcroRd32.exe	109
PID 208 wrote to memory of 1396	208	AcroRd32.exe	109
PID 208 wrote to memory of 1396	208	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\4fc023fcad746484f5aeb6d21a2ea7c8.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:208
- 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:2312
- 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:1396

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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