Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
19/12/2023, 11:43
Behavioral task
behavioral1
Sample
16ccaae933180f0655a0c729347b4cc4.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
16ccaae933180f0655a0c729347b4cc4.pdf
Resource
win10v2004-20231215-en
General
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Target
16ccaae933180f0655a0c729347b4cc4.pdf
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Size
85KB
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MD5
16ccaae933180f0655a0c729347b4cc4
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SHA1
8db0c7275e464ed5871ba172ab84db9ea6e28fc2
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SHA256
b503a2b7dabaab98d4c92ca9d191a2e7b7a8f06e8d39ad43aea630ecd31fb458
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SHA512
903c6cba598b6f74f406a00afd509c38c680bcad4b1f9b71459b11e34d9a2c663d3e9168b95781f729d0078b1a86fa9738f9435e8645f7c1dfa9e5e0f8570b75
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SSDEEP
1536:N0T6LfWmOqjAuLNumB/DT+saf8xk0ORkOxWBZATVlwxbh6CAWspO24xn:8nzdmB/DTLafUk0grUZAZlwv6Cr2a
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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4004 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4004 wrote to memory of 1484 4004 AcroRd32.exe 92 PID 4004 wrote to memory of 1484 4004 AcroRd32.exe 92 PID 4004 wrote to memory of 1484 4004 AcroRd32.exe 92 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 736 1484 RdrCEF.exe 93 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94 PID 1484 wrote to memory of 1676 1484 RdrCEF.exe 94
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\16ccaae933180f0655a0c729347b4cc4.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:4004 -
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:1484 -
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=DD5C050C4127A90D175218E2AAE11CB3 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:736
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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=8289920A33372D02714B72FECB272AEB --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=8289920A33372D02714B72FECB272AEB --renderer-client-id=2 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job /prefetch:13⤵PID:1676
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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=3922C7E4CB1868B8E78C3A739D58F89A --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=3922C7E4CB1868B8E78C3A739D58F89A --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:1492
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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=89187A0ADC4BA4821B36CCFD67227C0E --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2968
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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=26354524C72F455C26776AE1465F8E65 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵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=BD3C73385C7AB21E59589499F44D80F9 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5092
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4968
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD54d09a1d750770123512dad4b64c3ad47
SHA1babc23f90f0836e13c7f43250c83d87671df34b0
SHA256aa81a6e9205e1c0bd92115d4ce79fbf29b469e9f9ea8e200e69525b3a916f7cb
SHA5120dc6e183462415b355058da01e96969b7fbfbfc601e2697993eb59681c49f5e8442b4ce3230703f2ab39102438dad74dbfd3a695ed6987e90a8f270ab21d6945
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5