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Analysis
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max time kernel
142s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
03/01/2024, 22:51
Behavioral task
behavioral1
Sample
3f3beb2649361f63a1ac33dcff37728b.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3f3beb2649361f63a1ac33dcff37728b.pdf
Resource
win10v2004-20231215-en
General
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Target
3f3beb2649361f63a1ac33dcff37728b.pdf
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Size
73KB
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MD5
3f3beb2649361f63a1ac33dcff37728b
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SHA1
b6eb0687e289bd2c8283e9819d3890244d631718
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SHA256
b0a29855aeae0e60934a07f8cafa4e4b1a9831c2eef7382fa41b29ead205a684
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SHA512
36a7cf7a2a3a78094c0b9a129434dd844667a69ef0cae2d4f24235205696efa2b30b6b3e22096ccca77f871d2240bdfb4d769d7a1e5f7f2eb8d5195ff1317f01
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SSDEEP
1536:GmS6e61hc/4VAP9KuVsix1BSOJJrVvSNyOti9WCo01Jt/raK9fg3h1I0SrT0Qj:313BCPwgsiUAZ8pto31/jrfg3hmrT/
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3104 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe 3104 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3104 wrote to memory of 1660 3104 AcroRd32.exe 91 PID 3104 wrote to memory of 1660 3104 AcroRd32.exe 91 PID 3104 wrote to memory of 1660 3104 AcroRd32.exe 91 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4312 1660 RdrCEF.exe 92 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93 PID 1660 wrote to memory of 4332 1660 RdrCEF.exe 93
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\3f3beb2649361f63a1ac33dcff37728b.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:3104 -
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:1660 -
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=C46BC69C0DB0485439588DBE691DEE3E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4312
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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=A76388A4ED8CDD4D44FB889CB74F46C4 --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=A76388A4ED8CDD4D44FB889CB74F46C4 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4332
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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=690C0CA02DE5BE2769D4B7358950FC9F --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2780
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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=C79109C68CE30F153820C02F20C22913 --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=C79109C68CE30F153820C02F20C22913 --renderer-client-id=5 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:13⤵PID:4884
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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=C75161333630E4E9FAAA34A19C1BDDFF --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4300
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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=DC8EDF793176EF5C6B3095A43766B8E6 --mojo-platform-channel-handle=2208 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4372
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3008
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5d1832ec03f199a76cc3ecd38cb1e4d41
SHA1f0ee74ef1077cda328ce9cb65620a13b8a5d3501
SHA2567f607ddbdf38e1746994641583a643d9e16835fff1a78abfbb440ca5ba2bba01
SHA512d367ea6cf888ebe88dd2891304a9e15ac59ca4343321045429d153c4a7226767998a4623ce0c382dc34415a3fa7f6a989995784a81f20990670e37dd487fd190
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5