2f476020cc7cdf40734510bb950574078e8620d4248c8eb5d86ecc193cbef557

Analysis

max time kernel
427s
max time network
1171s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
08/06/2024, 18:54

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General

Target

ClubPenguin/CPI 1.9 release - upcoming!.pdf
Size

76KB
MD5

a547b5e936573b1e397330b6ab7481f9
SHA1

31363f4b34c7aabb701ae4edb12f86207aa44039
SHA256

66b3aba3aba011899e95e52bdf48d6c0fa9217f439bb19435a2cd8e73fbe5866
SHA512

3c58afa5816a1150a48a606a994fce3b6ce331b5ddf8a29618f2c66e76b8e11b56f50b99c22f26b02e4a6fe7104795a760f82ee5ff11fb5498078d2031a89878
SSDEEP

1536:0lcsjx6Gz0z7v6jls3/IxRbDg3Ko9uWf1B2XqHq/TmL1Ak7sIv8nTkkKk:scuMGU7vuOgzE3KGuWbOqK4Psc8nXx

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-1-5-21-2994005945-4089876968-1367784197-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
960	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe
960	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 960 wrote to memory of 1844	960	AcroRd32.exe	77
PID 960 wrote to memory of 1844	960	AcroRd32.exe	77
PID 960 wrote to memory of 1844	960	AcroRd32.exe	77
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 2212	1844	RdrCEF.exe	78
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79
PID 1844 wrote to memory of 1440	1844	RdrCEF.exe	79

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\ClubPenguin\CPI 1.9 release - upcoming!.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:960
- 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:1844
- - 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=2774C10967B9CD476BA3EE00D054C2E2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2212
- - 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=37ED9114CE3D98E26518127EDC330D31 --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=37ED9114CE3D98E26518127EDC330D31 --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1440
- - 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=4D7E6E6E7D07A9125919E13ACDC6B56D --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1248
- - 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=A128691583B8B6FA701862208272CB7D --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=A128691583B8B6FA701862208272CB7D --renderer-client-id=5 --mojo-platform-channel-handle=1872 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2260
- - 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=03322E57DC990393EFF11EA41D1FE188 --mojo-platform-channel-handle=2712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3480
- - 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=35BE3C403E346D41FAE809EE5345D2E5 --mojo-platform-channel-handle=2724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1696

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
9bfc7c6386f58dc3663abbd1aa8acb52

SHA1
90d8c15b55dfcaa935c880dde12a45c8385475c2

SHA256
f58f840211d9bc98d9ecae8e85e18aeabdb7abb36fa8a546730ae63e66d39dc7

SHA512
24378beb576f62edd76cbf7a93d047a5fd33172e8cb8bce580634a464fd70e7d9aa7b8aeea6be780b2cbd5f3fca6178e1bfe2236e2b0b5315e85e3bb7430e1fd

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