38aecc0aa9c469dd989b4fbb131e84691e37d54d726eae921df2e08802f77e9a

Analysis

max time kernel
156s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 13:43

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General

Target

1a642d8049fcfc86e3c785ecdac52f48.pdf
Size

73KB
MD5

1a642d8049fcfc86e3c785ecdac52f48
SHA1

60ae148fd24e2ee5182fb26c7185f2a5ff9e0676
SHA256

38aecc0aa9c469dd989b4fbb131e84691e37d54d726eae921df2e08802f77e9a
SHA512

2bd796f43ba9690d86f130364e834249fdc8afececeb2aa831ae1a7897ae71d4b5bc1f46a456cf6424e1a4cf3203987da30e5941c08599177f63a5f5306a02cc
SSDEEP

1536:evmEofS9nLGcD1ybVdqZPlKP+R+qkVGGEJ9IQ7pXK1jMX:6BnLGaybjqRIFEJU1o

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
4936	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4936	AcroRd32.exe
4936	AcroRd32.exe
4936	AcroRd32.exe
4936	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 3080	4936	AcroRd32.exe	107
PID 4936 wrote to memory of 3080	4936	AcroRd32.exe	107
PID 4936 wrote to memory of 3080	4936	AcroRd32.exe	107
PID 4936 wrote to memory of 3992	4936	AcroRd32.exe	108
PID 4936 wrote to memory of 3992	4936	AcroRd32.exe	108
PID 4936 wrote to memory of 3992	4936	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\1a642d8049fcfc86e3c785ecdac52f48.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4936
- 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:3080
- 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:3992

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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