cb19ecace3adf8a2f765c4bf495c5c61a6e09eaf7709505c2436d8c9542ff72d

Analysis

max time kernel
163s
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
30/12/2023, 10:07

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General

Target

155ed567c226f156396c603a75b246a3.pdf
Size

91KB
MD5

155ed567c226f156396c603a75b246a3
SHA1

b5e5f0fa710d7650dfc3d1245e06afaab5cbbe1c
SHA256

cb19ecace3adf8a2f765c4bf495c5c61a6e09eaf7709505c2436d8c9542ff72d
SHA512

02ad4375c0c80b01fb62146de7bdbb33547d02c5dfe6246e99acfe1bc87271711d76d2ca2a898438d4f725bd96afb97ac0a2be82840bb30bfad7d2a57073685e
SSDEEP

1536:bWB6etbFbsvBlWiZeEOmY5nkWY4HIoWGzPunsF4QoDTVVmyzWQpOCSZ2:e3JFbW3Ze9mWnk7JWzgRQoD/myeC9

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
4968	AcroRd32.exe
4968	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4968	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 396	4968	AcroRd32.exe	108
PID 4968 wrote to memory of 396	4968	AcroRd32.exe	108
PID 4968 wrote to memory of 396	4968	AcroRd32.exe	108
PID 4968 wrote to memory of 1756	4968	AcroRd32.exe	109
PID 4968 wrote to memory of 1756	4968	AcroRd32.exe	109
PID 4968 wrote to memory of 1756	4968	AcroRd32.exe	109
PID 4968 wrote to memory of 1048	4968	AcroRd32.exe	110
PID 4968 wrote to memory of 1048	4968	AcroRd32.exe	110
PID 4968 wrote to memory of 1048	4968	AcroRd32.exe	110

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\155ed567c226f156396c603a75b246a3.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4968
- 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:396
- 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:1756
- 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:1048

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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