2f476020cc7cdf40734510bb950574078e8620d4248c8eb5d86ecc193cbef557

Analysis

max time kernel
433s
max time network
1172s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
08-06-2024 18:54

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General

Target

ClubPenguin/Access for Crisp chat logs for Club Penguin Island Support.pdf
Size

193KB
MD5

4f72a4511182918eabf7a99424c6f474
SHA1

3be370b040a453f6a8ff80bbc20ecdf0e376fdfa
SHA256

ecfe0d60d414aaaf77596dcb9500af782fbc691467aa26fe2ddeed5a93382f57
SHA512

bbc1a73d8a7a229586cf80103ab8c0738c6daffaa30444be599e1357032e937eb676d96f2d522ad85a3c4648aea1e30031054f78819c33bbd3d81f50c8d43725
SSDEEP

6144:kwFzr2xVCjhXvAziraZWI6L7elfKBG7p4:kwN6VCj6zzcesT

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5036	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe
5036	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 2268	5036	AcroRd32.exe	78
PID 5036 wrote to memory of 2268	5036	AcroRd32.exe	78
PID 5036 wrote to memory of 2268	5036	AcroRd32.exe	78
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 868	2268	RdrCEF.exe	79
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	RdrCEF.exe	80
PID 2268 wrote to memory of 3368	2268	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\Access for Crisp chat logs for Club Penguin Island Support.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:5036
- 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:2268
- - 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=D30EE6D8571BCA4AA56445520056CE97 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:868
- - 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=DCA356F35AF2A5EA396EEDD1F90DD79B --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=DCA356F35AF2A5EA396EEDD1F90DD79B --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3368
- - 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=D04DDEA10E4F176046EB4C6E0E6C5126 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2856
- - 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=572CB5C47A3833B062E7CEDCD628F646 --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=572CB5C47A3833B062E7CEDCD628F646 --renderer-client-id=5 --mojo-platform-channel-handle=1872 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5028
- - 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=A4006B497146299140CE91368ADF0931 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3888
- - 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=8B4AE25E7FD9EA46FDB57B43FA861333 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3172

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
8bd9ca47b4471f7d62731b3417cf49b1

SHA1
29a1e7be832acc02491b532788bebe5e8a6cc55c

SHA256
32d6610770d315f20b8c364ed54c6b0825127419d1387498262e2a23bb8d7ff2

SHA512
3ca78a08563eae0c34fd0ff2f8d322109c26026f4d0a7d17da982395e817625d89bde8b86263135cc17280ad70abcd9bc9ab9cf808e76e07f6959a754bf5f6ec

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