Analysis
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max time kernel
151s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2023, 01:38
Behavioral task
behavioral1
Sample
IMG_20230415.pdf
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
IMG_20230415.pdf
Resource
win10v2004-20230220-en
General
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Target
IMG_20230415.pdf
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Size
492KB
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MD5
3cf1a6f63b96c25edc85572aff2fb0d1
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SHA1
58618c9066131f373690ef3aa94e0cb27432e204
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SHA256
e98d3ce8a38c4f2438b1e0b18e78b160d679b848c92909e16c7ae451607c4ce6
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SHA512
acff10b07ec6e00e5849485a2e67b68a58275b9ea975cb4b730e4c175faedeb69b935db8f64738bff1c228ec1ff1b89b2f75dd468cb8dd77f255cffdd947c777
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SSDEEP
12288:kPDnl2/1hujrCiIhUfQNd6t44DQlw22xidUgZ:kPDnlONk8r8iuO
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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3996 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe 3996 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3996 wrote to memory of 3604 3996 AcroRd32.exe 90 PID 3996 wrote to memory of 3604 3996 AcroRd32.exe 90 PID 3996 wrote to memory of 3604 3996 AcroRd32.exe 90 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 1444 3604 RdrCEF.exe 91 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92 PID 3604 wrote to memory of 560 3604 RdrCEF.exe 92
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\IMG_20230415.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:3996 -
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:3604 -
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=3D2AB0D1AE8118FD7CBBDD444A10519F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1444
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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=FE4F9508F9FAFBE93DA1B821F7ACF329 --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=2 --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=FE4F9508F9FAFBE93DA1B821F7ACF329 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:560
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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=9716FD1EFA5A75F1BFE1DC91ED67099E --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=2 --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=9716FD1EFA5A75F1BFE1DC91ED67099E --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:13⤵PID:4892
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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=1846EE16CD13A3F6726A7B709C2E27B3 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1416
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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=39EA93517868D2F55792468049E37B03 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1720
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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=A7B92A0B5E0D62FBEDA2310B8081AEE5 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4036
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4284
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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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
64KB
MD5b9d3cb21053e2e121edca4e61348a770
SHA1197e3f254502d90da5666435287bb24d267d53cb
SHA256ae37c630442956fb8cf2d6ceffd55bdd9f63f9cee13498cca4e30cc4eedbdd1c
SHA5121b8b02fa96ed361dc10848f557a8a576d06b1acbfe815d8e5f9164b9038a9d759d999b64d57883fc3e587d67f99a25183acadfd231f0f990ef91232895a3058c