2f476020cc7cdf40734510bb950574078e8620d4248c8eb5d86ecc193cbef557

Analysis

max time kernel
448s
max time network
1181s
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/Club Penguin Flow.pdf
Size

608KB
MD5

0d9cc877cfc067a00a109faf9a978f7f
SHA1

ba876a77ec2133455a61781c98d7eb890bc0ff9d
SHA256

1acd09fb8696cffdb563a2d52fd5fc1d6d5e22b12700d6123cf945b80dc4852c
SHA512

5aa9f5f2e2d8343cb8c07ca5210ec117459fb7fbdc2c3840a54b2ffcda7c270f7bcc8f93340aa9cc3e01c76217924f309a7cf974060e2485a9d1112857f84db4
SSDEEP

12288:X5+5wQM32Ami39e4PlmV6I4PZXDWvxQ4/yGfouZsp+:pY2UVR45DgTy2BZC+

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-1-5-21-1696768468-2170909707-4198977321-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4896	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 4580	4896	AcroRd32.exe	76
PID 4896 wrote to memory of 4580	4896	AcroRd32.exe	76
PID 4896 wrote to memory of 4580	4896	AcroRd32.exe	76
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 1284	4580	RdrCEF.exe	77
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78
PID 4580 wrote to memory of 5100	4580	RdrCEF.exe	78

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\Club Penguin Flow.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:4896
- 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:4580
- - 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=33C8887CCDC624321C7B883DC90150F8 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1284
- - 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=7605D839740B5DC28746D3AAF0A3D0F9 --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=7605D839740B5DC28746D3AAF0A3D0F9 --renderer-client-id=2 --mojo-platform-channel-handle=1780 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5100
- - 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=9130F0CEF5F103E3103698CF0A8DCAAA --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1028
- - 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=EE97BA7DE796C65762E723F3B6591521 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:224
- - 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=0CAFE29D0EF94164DF7FB6393D49A18D --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=0CAFE29D0EF94164DF7FB6393D49A18D --renderer-client-id=6 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:664
- - 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=78BF600833E664AEFB617CA9C58605D1 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4608

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:240

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
baf48ff7cd0d2f1d194b1c92a4e4a9f0

SHA1
689240ad9788e9f72c13741c6e7ef6f4b6728958

SHA256
634b1a20ea2c0bf9f0c90b6319f5a51e348196fc9a65d2af3f64fb4aeef7cf4e

SHA512
8c3b12535820ba39a1bcfccfd2798aa26a8cf30775d750fcb846a68ec70d933884913c3a7a97df5e649a3d498c586152a41c860af2edeabe0bda088827d1d6b8

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