3ee149c317d6b7775d4c0264031d85a646e33ddaa849432ea48d6580968df6ee

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 05:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

70fd4035cf3c2636d2ba8dc1ea993096.pdf
Size

35KB
MD5

70fd4035cf3c2636d2ba8dc1ea993096
SHA1

309411828b3475608efc2c742688bfa0346a18e3
SHA256

3ee149c317d6b7775d4c0264031d85a646e33ddaa849432ea48d6580968df6ee
SHA512

9f848944d4ee276b591bba7d8c5a205d632a436bfc819ffdeb043682ffb5c5d0746cb8de9aa4d931d3e8a2f59dfd39a8ea617cc29795b4fd68a46083cda593ca
SSDEEP

384:CkkbK0apTp2s6GKdqc+Oz6kFyMEIAWfbjYBTTg5oCUSe9ObjPQSjHeXDhw7/CUSa:CkWK06p2sfu6EErwU9gywjRHetwrX

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 772 wrote to memory of 2020	772	AcroRd32.exe	93
PID 772 wrote to memory of 2020	772	AcroRd32.exe	93
PID 772 wrote to memory of 2020	772	AcroRd32.exe	93
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 4860	2020	RdrCEF.exe	94
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95
PID 2020 wrote to memory of 1912	2020	RdrCEF.exe	95

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\70fd4035cf3c2636d2ba8dc1ea993096.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:772
- 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⤵
  - Suspicious use of WriteProcessMemory
  PID:2020
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=182145F3F0F8CC59AEE2843561DEE1F0 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4860
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=439FB4BF49EA5A9BA16B3C34321B66C6 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=439FB4BF49EA5A9BA16B3C34321B66C6 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1912
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=37A47F74E1F0BDA835071C332FC0A7FD --mojo-platform-channel-handle=2024 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2972
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=762B2EC180F87AA483647C55A9A73BB5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1876
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=F877B2BCBD66F934F5DACEFB7A8FBEC6 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=F877B2BCBD66F934F5DACEFB7A8FBEC6 --renderer-client-id=6 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3632
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=EC82D4358EA07F8C109A715F94FB29FD --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3516

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
41d070e3db2b929ce54b1713343979a2

SHA1
5cd3f6b0b84f87facaed74c4b8a298d0112e566d

SHA256
302e4e4f072e2cbd2f10a2e5fe13a58f86eb5a1105d412293444c2f4c33c5dd1

SHA512
43da9a9aaf2514542210cfebcdb6a3c70c0f4a15c8c8b5adbe9916b418d238f00547595a62b4af5fa308c9077c66b43a3c542623184d022682b21ad162976143

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/772-26-0x000000000A3B0000-0x000000000A400000-memory.dmp

Filesize
320KB

Download