1020a6e550db2e563b82fc7405e82b3a8f18e708d426dff8a9fdc548eccea8f5

Analysis

max time kernel
213s
max time network
226s
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 07:07

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General

Target

11c1ed71d9f98fd7784e212f7d777737.pdf
Size

75KB
MD5

11c1ed71d9f98fd7784e212f7d777737
SHA1

99310c6bc21e9ac653399bf46aef6c3424deb6d2
SHA256

1020a6e550db2e563b82fc7405e82b3a8f18e708d426dff8a9fdc548eccea8f5
SHA512

9d1956e03c97427de3f91abfcb996cdccc16ac843b5ade0030238a5a6505fa74311135ea2b7c30079f9045bef092a2bdd2633ac47b54ed6fcca831df3ec0124a
SSDEEP

1536:CLG8radhMENCHaTDt26UPOaFzZSVNIHY+a/M7myQEAM1v9u6i:SrUhxC6XttT2YP/CQ5MLo

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1444	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1444	AcroRd32.exe
1444	AcroRd32.exe
1444	AcroRd32.exe
1444	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1444 wrote to memory of 2040	1444	AcroRd32.exe	100
PID 1444 wrote to memory of 2040	1444	AcroRd32.exe	100
PID 1444 wrote to memory of 2040	1444	AcroRd32.exe	100
PID 1444 wrote to memory of 4756	1444	AcroRd32.exe	102
PID 1444 wrote to memory of 4756	1444	AcroRd32.exe	102
PID 1444 wrote to memory of 4756	1444	AcroRd32.exe	102

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\11c1ed71d9f98fd7784e212f7d777737.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1444
- 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:2040
- 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:4756

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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