2f476020cc7cdf40734510bb950574078e8620d4248c8eb5d86ecc193cbef557

Analysis

max time kernel
439s
max time network
1174s
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 - Crisp Dynamic Filtering relaunch.pdf
Size

84KB
MD5

f93204a2d1278903d6c48b6b4d1e2c62
SHA1

486fbb2bfcf98b2aeadaba75ea2236b5dbf13a73
SHA256

dc35498888c069383a1c120d71e7fd2576a44f7635eb1203ca49ac8aef82f2a7
SHA512

a49db71cb37337a866fc55634f2cacc9109f02025e8127e7645d29b98592666022ed224c55e0edfa8a05f90a2f07a6c5c75f8178846dc78d0c554c665b636da9
SSDEEP

1536:2AguPoGiYiG9pgY3q/WxIX2DclwH3SlaADrVrUL+S9Fuo9PsERfl4MAnATb:WEti0yCqOKCkwXSLREh/uoJt4MBb

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-1-5-21-1230210488-3096403634-4129516247-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2844	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 416	2844	AcroRd32.exe	75
PID 2844 wrote to memory of 416	2844	AcroRd32.exe	75
PID 2844 wrote to memory of 416	2844	AcroRd32.exe	75
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 3480	416	RdrCEF.exe	76
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77
PID 416 wrote to memory of 5032	416	RdrCEF.exe	77

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 - Crisp Dynamic Filtering relaunch.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:2844
- 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:416
- - 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=88FF93D46EB401C661CC6D293658E739 --mojo-platform-channel-handle=1764 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=9EBAACFF93ACA2ADBB4A5D592D618E64 --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=9EBAACFF93ACA2ADBB4A5D592D618E64 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5032
- - 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=4C3C2F71A64F3ABCFECB77C2E91B979D --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5056
- - 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=C2B595553CD030A079A07804835E7AE0 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1688
- - 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=619A47BCC45934A4C2D8638CFE921A72 --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=619A47BCC45934A4C2D8638CFE921A72 --renderer-client-id=6 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3476
- - 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=28D458CDDF39CCA1A7981F1186A1A036 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:832

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3528

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
7b4fcc4eaca17d1216145cc5ec7dfa31

SHA1
22de4df512ebca1c6b48c161593fa56de194b024

SHA256
de16efbd0337d817beb0100b5f44b98370bf5368695c8066ddcbe21ff3b503e5

SHA512
e2bbda4f43e261e6751bbf1a95ac488f9244577b47a81bddb3efa2ef6b301c2e06888f1b04e00e3c3b5c0cb421d34c943bed15538dabeced7380cf654d171017

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