2f476020cc7cdf40734510bb950574078e8620d4248c8eb5d86ecc193cbef557

Analysis

max time kernel
441s
max time network
1172s
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 1.6 rolling launch starts TODAY!.pdf
Size

644KB
MD5

b4392f1a71a37ffc746b59c5b8c27750
SHA1

a2da37ad31dbc64053b45f0430fa8d7662e0eb54
SHA256

d9945884f5949475ed0eb0f299809c7b15df5675e97d8f67711e7832db53de5e
SHA512

7ffbf86067fac7ce17d8901d79fb872e0e592500ec38a5c4e06199e957ddb3221d9138ea74a9984a0c95ce0b0a52ffa440519028d31a692cdab611db808e3144
SSDEEP

12288:Q7dlkh/yYSg4+Xt6wQua+WEZt4fIAQscEwDSphJtRTLg9hC7Kxc6:kILoQa+1eILscEtphJzLgvc6

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-1-5-21-3938118698-2964058152-2337880935-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3336	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3336 wrote to memory of 3824	3336	AcroRd32.exe	78
PID 3336 wrote to memory of 3824	3336	AcroRd32.exe	78
PID 3336 wrote to memory of 3824	3336	AcroRd32.exe	78
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 3532	3824	RdrCEF.exe	79
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80
PID 3824 wrote to memory of 2332	3824	RdrCEF.exe	80

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 1.6 rolling launch starts TODAY!.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:3336
- 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:3824
- - 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=120015931B3EB5BE1AF32BDB766FEE8A --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3532
- - 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=0D0B2483BDA4D6C58B1A7D1D0F497C90 --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=0D0B2483BDA4D6C58B1A7D1D0F497C90 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2332
- - 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=367F87B666A9AA7FB2C9FFCFA024E65D --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1924
- - 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=724469E303E26C9DA5CB0354D203D44C --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3868
- - 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=EBAEE58554F42D21A065B94152EB8650 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:336
- - 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=209BF550891073F4D9F48A2F25D06678 --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=209BF550891073F4D9F48A2F25D06678 --renderer-client-id=7 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2144

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4752

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

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Downloads

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

Filesize
64KB

MD5
ae7840eff0e3678808107f7390fa6065

SHA1
f4a1098059e58970a8b4bb1f6776bda6d3701ed1

SHA256
503ae5187854e86600b0d4e03c80bd276ced2e618565a2ba71c437ae6f08f94c

SHA512
065f880e88f3d6b564ad5315251830b3ffc2cef29c8e8944c8fefea03f1a22186f45d441f565012da5dc6d485e21dbfc52a6875a4859eeeca6272d96919e197b

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