Analysis
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max time kernel
146s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
18/03/2024, 23:32
Behavioral task
behavioral1
Sample
d4a46dc2ec51be5a2e8c99ba14ff9296.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
d4a46dc2ec51be5a2e8c99ba14ff9296.pdf
Resource
win10v2004-20240226-en
General
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Target
d4a46dc2ec51be5a2e8c99ba14ff9296.pdf
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Size
36KB
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MD5
d4a46dc2ec51be5a2e8c99ba14ff9296
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SHA1
a3af12d5e63d2c7dacb83514b1c3fd3ab006b9f0
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SHA256
2db7fd71116a13fd898a00afc7f4d8b4f825a36e124bb889d277b76a1f0dab4a
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SHA512
65024f3c19027602b9e37d6878c2273874c0b56e3f0376fe882302d727d711d2e0e68bea0c49436d48cb47122c2c41a27bfedc9936e50b3648dfa712b162e48c
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SSDEEP
768:1J+N+xUS8dYTOYnNmh1mDosJVP25DdZu9JmWqid:uNGEYrGcosJJ6PuXmWqid
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3908 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe 3908 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3908 wrote to memory of 2160 3908 AcroRd32.exe 102 PID 3908 wrote to memory of 2160 3908 AcroRd32.exe 102 PID 3908 wrote to memory of 2160 3908 AcroRd32.exe 102 PID 3908 wrote to memory of 4408 3908 AcroRd32.exe 103 PID 3908 wrote to memory of 4408 3908 AcroRd32.exe 103 PID 3908 wrote to memory of 4408 3908 AcroRd32.exe 103 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 4804 2160 RdrCEF.exe 106 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107 PID 2160 wrote to memory of 2188 2160 RdrCEF.exe 107
Processes
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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\d4a46dc2ec51be5a2e8c99ba14ff9296.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:3908 -
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=165140432⤵
- Suspicious use of WriteProcessMemory
PID:2160 -
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=72BA793A2DE92F5B4C8A6AB006A16CB6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4804
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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=81621B70F2212AFBF54666CD3DB471A1 --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=81621B70F2212AFBF54666CD3DB471A1 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:13⤵PID:2188
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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=6589AED022DB02304EC123D831BE45FF --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=6589AED022DB02304EC123D831BE45FF --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:13⤵PID:3704
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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=B67B8A67D91FDE0AADD8E0F110252BB5 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4424
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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=3D54EB403C7CD67638F9AECB5A244701 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5072
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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=AD0D22F8C33D20DE2EE9F6A262575CFD --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4696
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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=165140432⤵PID:4408
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4804
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1032 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:81⤵PID:2312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5264ea2ddf0538a5144388fda8f351811
SHA1334cabd0e60cb72ba91badbed5a24a7757623a1d
SHA256f3f0991d549843cb2a2288d27ed32c2540045f8368613bfe7a0c5dc3266f2bfd
SHA5123d2792124195e637586829caf0fe4b1bf8258d8e5ebb5a922c3348c114ead2cfecac112a22a94ea839900d00b8a2936b7fdc05a2c44f72b54417c88905d2f022
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
12KB
MD5258349a0ca16d41f572c45861bcb294c
SHA1b81b640607df23b9c0043e0f3142fd4784d727b6
SHA256babaacf389ac87c7f51cd962ca34af7fb5b0b95bca1169432531d7a32a7efea3
SHA5122f114014aace7127fdfb3eb09534c61f5e2480fabf1f047d7d75a248244e0b880e35c7cf65b05ae549cd10db6c0ec6da766219dc950b5f6efaaf4cacccc97bfa