e7b0383f134f9067632adc75e8e1a83f70b8e87cc3dc42d1e1fe6f652c00413c

Analysis

max time kernel
160s
max time network
173s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2024, 13:34

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General

Target
4e700fda7a3ca093cbddc14db6ca9d07.pdf
Size 94KB
Sample240109-qt79esbebp
SHA256 e7b0383f134f9067632adc75e8e1a83f70b8e87cc3dc42d1e1fe6f652c00413c
MD5 4e700fda7a3ca093cbddc14db6ca9d07
SHA1 ddba78b2ff69097a8176e888745476cf85260a5b
SHA512 89ea307515e96cb3122c09e01f9931838e11463c3eec98df484fdd7e2c8d5a53a5d33e77d4b482c8a9eef11c1b07a2d01ffb4cb87fcf44d1015e30b8a5b3014a
SSDEEP 1536:u0MurdGmCRJaQbgYdyIPaM1kBizfsf5QKOiq9QbHu333XWkNpOPZI8OOGWLL7Yjj:1xr0fvzAsfsf5Q5iSQC34PUOR7YqC
MD5 SHA1 SHA512 SSDEEP

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
1964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2328	1964	AcroRd32.exe	108
PID 1964 wrote to memory of 2328	1964	AcroRd32.exe	108
PID 1964 wrote to memory of 2328	1964	AcroRd32.exe	108
PID 1964 wrote to memory of 4680	1964	AcroRd32.exe	109
PID 1964 wrote to memory of 4680	1964	AcroRd32.exe	109
PID 1964 wrote to memory of 4680	1964	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\4e700fda7a3ca093cbddc14db6ca9d07.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1964
- 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:2328
- 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:4680

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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