cd8c8f5b11cf8df7ea533c8b1562130a07b01ef700dfa45bce2f4c8bacab3da3

General

Target

cd8c8f5b11cf8df7ea533c8b1562130a07b01ef700dfa45bce2f4c8bacab3da3.pdf
Size

16KB
MD5

c3305c69b7ee396346405ae184a83fc5
SHA1

6614dc4898d06ea745e0dc5870bd29d0f5c32e74
SHA256

cd8c8f5b11cf8df7ea533c8b1562130a07b01ef700dfa45bce2f4c8bacab3da3
SHA512

b57008645fe87933841fecf049d56eb3a5ba5703bd236ae50404e4c7e09ccbab52c74fc6a7323814e2b530ae9dd66ebe08e2420c0aa16a2fc1030a9924bc15a0

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid	process
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
364	AdobeARM.exe
364	AdobeARM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4816 AcroRd32.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid process

4816 AcroRd32.exe
4816 AcroRd32.exe
4816 AcroRd32.exe
4816 AcroRd32.exe
4816 AcroRd32.exe
364 AdobeARM.exe
4816 AcroRd32.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

description	pid	process	target process
PID 4816 wrote to memory of 2120	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 2120	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 2120	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 2004	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 2004	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 2004	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 3704	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 3704	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 3704	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 1264	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 1264	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 1264	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 4316	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 4316	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 4316	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 4704	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 4704	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 4704	4816	AcroRd32.exe	RdrCEF.exe
PID 4816 wrote to memory of 364	4816	AcroRd32.exe	AdobeARM.exe
PID 4816 wrote to memory of 364	4816	AcroRd32.exe	AdobeARM.exe
PID 4816 wrote to memory of 364	4816	AcroRd32.exe	AdobeARM.exe
PID 364 wrote to memory of 1472	364	AdobeARM.exe	Reader_sl.exe
PID 364 wrote to memory of 1472	364	AdobeARM.exe	Reader_sl.exe
PID 364 wrote to memory of 1472	364	AdobeARM.exe	Reader_sl.exe

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\cd8c8f5b11cf8df7ea533c8b1562130a07b01ef700dfa45bce2f4c8bacab3da3.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:4816

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:2120

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:2004

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:3704

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:1264

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:4316

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:4704

C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe
"C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /PRODUCT:Reader /VERSION:19.0 /MODE:3
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:364

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"
3⤵
PID:1472

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/364-136-0x0000000000000000-mapping.dmp

Download
memory/1264-133-0x0000000000000000-mapping.dmp

Download
memory/1472-137-0x0000000000000000-mapping.dmp

Download
memory/2004-131-0x0000000000000000-mapping.dmp

Download
memory/2120-130-0x0000000000000000-mapping.dmp

Download
memory/3704-132-0x0000000000000000-mapping.dmp

Download
memory/4316-134-0x0000000000000000-mapping.dmp

Download
memory/4704-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads