Analysis
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max time kernel
142s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
07/01/2024, 14:12
Behavioral task
behavioral1
Sample
4930941304e589314dfe370055b7cd11.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4930941304e589314dfe370055b7cd11.pdf
Resource
win10v2004-20231215-en
General
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Target
4930941304e589314dfe370055b7cd11.pdf
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Size
83KB
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MD5
4930941304e589314dfe370055b7cd11
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SHA1
aedef0b53fdd9f7981a1178afbad988359cd5d8e
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SHA256
d8477bc05d84ff12785866a947b8acd6af6bba01de26931ada0eb282ca248ccc
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SHA512
d6f7ca5215693034a70e38c38ae3cf17116ae52da2f998a05675ef7e3702a3140eff20e28811382b3b9f1f47c6ee0f2bb6a6c46450ca5f461b63c4883ac628f5
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SSDEEP
1536:Yo9OIPC6zrsPLn1OMqEfRq59WHc3wbNC5x9CxM/9rr0tDachYxWmBhBNFgg03us2:RgIPKLN1JsUa/9vXXvFgg0eFXh
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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2656 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe 2656 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2656 wrote to memory of 4408 2656 AcroRd32.exe 93 PID 2656 wrote to memory of 4408 2656 AcroRd32.exe 93 PID 2656 wrote to memory of 4408 2656 AcroRd32.exe 93 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 1836 4408 RdrCEF.exe 94 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95 PID 4408 wrote to memory of 3964 4408 RdrCEF.exe 95
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\4930941304e589314dfe370055b7cd11.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:2656 -
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:4408 -
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=6258E9FD25D280EB1CD686AC11DBBB10 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1836
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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=5CCC9F3844AA8231D327F1EF927AF49A --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=5CCC9F3844AA8231D327F1EF927AF49A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:3964
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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=C06D86FB1FA798443100E271C6994424 --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=C06D86FB1FA798443100E271C6994424 --renderer-client-id=4 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:13⤵PID:1516
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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=34EEC4430840F141B2F0269E63CB472E --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4036
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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=68DEB5D694D5EBDB5CFE97E019FF649D --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3676
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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=8362C07163634B2FD89531961A647AAB --mojo-platform-channel-handle=2520 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3020
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2360
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD555e09aa3ed45f60f429b7b2b57ce78e3
SHA101a2f3b74b02d2cb9539c16349e71143121b5387
SHA256643e8c01e3fa34f86e1facf0cdd5058a8347b87e06e5e7797aba9b59133d8251
SHA5122ef6a4f46c2d5c3fffb1748561e2730768e0900fa37e3d5a1fb171bedf0adb571ead36a4ed4c0b495bd6a68bb538b462cb699be082bbb0da03667935efc963af
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5