102d5078726784edc8bf0d081c20ad373b9bb974433c7870b75ad78f49add4b0

Analysis

max time kernel
166s
max time network
180s
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 20:16

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General

Target

1ba80443f36d244df09b6724988dd97d.pdf
Size

92KB
MD5

1ba80443f36d244df09b6724988dd97d
SHA1

94822d940b915d38e425b37796ad4402a3ae5cb0
SHA256

102d5078726784edc8bf0d081c20ad373b9bb974433c7870b75ad78f49add4b0
SHA512

c0cd2d69b433586e4dde8514ef1b8849f05e6eab003fe9ff7ead0086afbfb7dad954c7c4bb8632a0e5813914b08cb3cdafc7c8c6db63df97400ea2fc29feaae9
SSDEEP

1536:KDVjiGqYdmrBjq2D86CGqD/V78Ydn6QCo+CewN434rI7zW3TMpgDWepOiJkK:C0O12D86C1/l8YdnLZ0wU4rI7gTMKciP

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
2776	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2776	AcroRd32.exe
2776	AcroRd32.exe
2776	AcroRd32.exe
2776	AcroRd32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 400	2776	AcroRd32.exe	107
PID 2776 wrote to memory of 400	2776	AcroRd32.exe	107
PID 2776 wrote to memory of 400	2776	AcroRd32.exe	107

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\1ba80443f36d244df09b6724988dd97d.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2776
- 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:400

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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