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Analysis
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max time kernel
291s -
max time network
255s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
15/08/2023, 15:53 UTC
Static task
static1
Behavioral task
behavioral1
Sample
Bica. 193.23.pdf
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Bica. 193.23.pdf
Resource
win10v2004-20230703-en
General
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Target
Bica. 193.23.pdf
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Size
928KB
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MD5
c9841ac2bbbdcf20a821c9c3041a03e5
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SHA1
76c8e1778e5a8933e1c6353eca6ccd9f8795e160
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SHA256
d55851df9b1c6c0ce76fd18a9defe15103c2f9628ddc853bc6f5889d5d4036e9
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SHA512
a066c312993253a3a311f3fabb3476d24825d80fe7a98c02adab20dca85b1c9c3f618b8a801bc87b101d4353a19f4713cbe4fa15fcc39628e9e7854be48a2cbb
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SSDEEP
24576:9Tm4+ME0PpztfLvlVeqM9f3RAJrbaRkbMt03f1M:9UME0hFDnGx3RQbaRkItP
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4932 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4932 wrote to memory of 1036 4932 AcroRd32.exe 85 PID 4932 wrote to memory of 1036 4932 AcroRd32.exe 85 PID 4932 wrote to memory of 1036 4932 AcroRd32.exe 85 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 3752 1036 RdrCEF.exe 88 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89 PID 1036 wrote to memory of 1512 1036 RdrCEF.exe 89
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\Bica. 193.23.pdf"1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4932 -
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:1036 -
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=16C6382E08835C02BCE9B636E750B914 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3752
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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=58B19AEE6CD99567EBA4C646F8B0A434 --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=58B19AEE6CD99567EBA4C646F8B0A434 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:13⤵PID:1512
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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=12C08B1D5DFB162DA58766CFE049E53D --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5028
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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=6BC3C1F8459D18118B79D5DF8B6C3204 --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=6BC3C1F8459D18118B79D5DF8B6C3204 --renderer-client-id=5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:3732
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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=1EDB4EE64E7A6C075688124760DA3921 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2032
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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=2CB2BDA955279CBB783B6B24F0E98AA2 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3560
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4356
Network
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Remote address:8.8.8.8:53Request208.194.73.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request8.3.197.209.in-addr.arpaIN PTRResponse8.3.197.209.in-addr.arpaIN PTRvip0x008map2sslhwcdnnet
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Remote address:8.8.8.8:53Request72.32.126.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request108.211.229.192.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request2.136.104.51.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request158.240.127.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request137.0.85.104.in-addr.arpaIN PTRResponse137.0.85.104.in-addr.arpaIN PTRa104-85-0-137deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request78.121.18.2.in-addr.arpaIN PTRResponse78.121.18.2.in-addr.arpaIN PTRa2-18-121-78deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request50.23.12.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request56.126.166.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request1.208.79.178.in-addr.arpaIN PTRResponse1.208.79.178.in-addr.arpaIN PTRhttps-178-79-208-1amsllnwnet
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Remote address:8.8.8.8:53Request2.77.109.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request90.16.208.104.in-addr.arpaIN PTRResponse
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72 B 158 B 1 1
DNS Request
208.194.73.20.in-addr.arpa
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70 B 111 B 1 1
DNS Request
8.3.197.209.in-addr.arpa
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71 B 157 B 1 1
DNS Request
72.32.126.40.in-addr.arpa
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74 B 145 B 1 1
DNS Request
108.211.229.192.in-addr.arpa
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71 B 157 B 1 1
DNS Request
2.136.104.51.in-addr.arpa
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73 B 147 B 1 1
DNS Request
158.240.127.40.in-addr.arpa
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71 B 135 B 1 1
DNS Request
137.0.85.104.in-addr.arpa
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70 B 133 B 1 1
DNS Request
78.121.18.2.in-addr.arpa
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70 B 156 B 1 1
DNS Request
50.23.12.20.in-addr.arpa
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72 B 158 B 1 1
DNS Request
56.126.166.20.in-addr.arpa
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71 B 116 B 1 1
DNS Request
1.208.79.178.in-addr.arpa
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70 B 144 B 1 1
DNS Request
2.77.109.52.in-addr.arpa
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72 B 146 B 1 1
DNS Request
90.16.208.104.in-addr.arpa
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD57430129f72ccb0b0e6c4fa7944174749
SHA1df131ea8139ac44f6bb51ba716a08811796c5dda
SHA256e92cc3e199cf591762336035cdbc8c383d4065fa7d0fb0fba49b1c37cddfd1f0
SHA51245d0df666a6f93575d0a669199bf6b39d27b622d86950ee6034135febe5cc926cc5cfe78be6187338d30431464602bb94d2a819a89b0258c53c87cccec459847
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Filesize
64KB
MD5edcfc0e426d93830b0e9d2166f095096
SHA1858070a3c3204819110a07be81c09f6626307f65
SHA256e9f218e0571e3ddd2b56aa3715ac23807d6ca892f5e80dcd9e4f51fc2061fb0c
SHA512829a1098435bce02126225229feb2f3039d2516a52e38772474e4d614dfec33ee2ca687cde2ff039ac67ec6ac0556be8b581f1862f782ebd7e8552b43c0d53bd