1f723852e437769e62ac178e81ec552e46820bbfd55ec8763c02d3da554c1bcb

max time kernel
155s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 20:37

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General

Target

5. Kadınlarla Tanışma Rehberi Modül-5.pdf
Size

2.2MB
MD5

bfe53df180476d6b84600d65fe411c2e
SHA1

6d1288c6b068b1da9bdade6e73efdaf1aef77d33
SHA256

71f85a7899608f338c2408a919652231d951f241fba0c8f7125450fc1b5c1b18
SHA512

331296ccd612893746612f409bbe6fafa040188e161751d915768cfe912a2a5aa78ae6d19c4444a6df1e0f34b194a14beac8276449d5ee072e24d32ff7e1f8d2
SSDEEP

49152:0/lFQPerIAJ+Il39hw93wXFx7EP2mWYqCIP3oFlG07m8vZdEXm1:0NFQPerIylNqlwGdWYqCQ3oFlLJ6i

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

AcroRd32.exe

pid	process
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3400 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

3400 AcroRd32.exe
3400 AcroRd32.exe
3400 AcroRd32.exe
3400 AcroRd32.exe
3400 AcroRd32.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

AcroRd32.exe

description	pid	process	target process
PID 3400 wrote to memory of 4556	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4556	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4556	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4612	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4612	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4612	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4904	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4904	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4904	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 3396	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 3396	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 3396	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 3788	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 3788	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 3788	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4580	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4580	3400	AcroRd32.exe	RdrCEF.exe
PID 3400 wrote to memory of 4580	3400	AcroRd32.exe	RdrCEF.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\5. Kadınlarla Tanışma Rehberi Modül-5.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:3400

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:4556

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:4612

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:4904

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:3396

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:3788

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:4580

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3780 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
1⤵
PID:3052

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
7505fe4ef6ba905d86cb69b08b4ac1b0

SHA1
a42a57345e93da92969a39488a61e458c8e047c3

SHA256
f47f67ccdf1c9a39f5d896f2138ada67a84ba3c7583d30cff956ed00ac1939d9

SHA512
7f7d405c46151402da607c6c4a6cb383b779e101a9459795c891aceb484cd776e3edfaf0a35a517578f05885db3d9c8f0ae67bd2358838a24d8199aa3eeb46ef

Download Submit