2f476020cc7cdf40734510bb950574078e8620d4248c8eb5d86ecc193cbef557

Analysis

max time kernel
429s
max time network
1169s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
08/06/2024, 18:54

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General

Target

ClubPenguin/CP Island 1.4 has started - full release June 20.pdf
Size

84KB
MD5

bf0e6a66e4fa1e0f2012276a58a8a354
SHA1

0365bdcafc70089a412866b51680af98eac3813c
SHA256

18f471f7dddb1e92f7b7707df7b4c1248691e53c6fbd4edbb41755e1db56834d
SHA512

f2b373c6f93920692142a90cc646923bc731f42059bdede13f96924f5f6c50fba4790e7a6daad1008892a24fe44e55984b2d558854f71ae68a4f75abd97ca027
SSDEEP

1536:ux7a4ZYN3PH9w3Fnd2bzcnXf0XC5fbgpQ1zHTemrrE5ig+:uRZYdH94kMxJbGkzemrLj

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-1-5-21-3001105534-2705918504-2956618779-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
856	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe
856	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 3892	856	AcroRd32.exe	79
PID 856 wrote to memory of 3892	856	AcroRd32.exe	79
PID 856 wrote to memory of 3892	856	AcroRd32.exe	79
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 4876	3892	RdrCEF.exe	80
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81
PID 3892 wrote to memory of 1528	3892	RdrCEF.exe	81

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\CP Island 1.4 has started - full release June 20.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:856
- 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:3892
- - 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=AC1FCC5616D1ACFE28DE40A440A13E47 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4876
- - 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=638F823A3CD21184E4B39CB3136D5968 --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=638F823A3CD21184E4B39CB3136D5968 --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1528
- - 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=08FEE156566FF4D59C49A08FAB89DB08 --mojo-platform-channel-handle=1796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2592
- - 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=1CB2D907258D86FF305820455ED1A1C5 --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=1CB2D907258D86FF305820455ED1A1C5 --renderer-client-id=5 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2280
- - 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=A2F0E535F947AC87E6BD8B46A3C9F787 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1372
- - 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=CD69A554CD22E759F9B680D316A60FC4 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3116

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4604

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
f04167622073a9d0d7654d6d4809b49e

SHA1
cca07d6c261724c4dc2dc172ae3bae43b2fdd479

SHA256
4de459e0ff6994f9203cf4c2171d85bd9ed6c04773a6a27c16128103b55008c7

SHA512
93776fe03ba9d02b8c24ccd46466b70072bc892c92c54c621a1e80d2fbcb3c95ef794d2ec55602fef2cbaba0ebd8f44037d787ae93760fefe5acbf90403e6f26

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