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Analysis
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max time kernel
141s -
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
19/12/2023, 22:02
Behavioral task
behavioral1
Sample
b0011e8899b1b827f4fc4d43242c4f74.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
b0011e8899b1b827f4fc4d43242c4f74.pdf
Resource
win10v2004-20231215-en
General
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Target
b0011e8899b1b827f4fc4d43242c4f74.pdf
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Size
119KB
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MD5
b0011e8899b1b827f4fc4d43242c4f74
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SHA1
83471ff0437dd42d7adedba4fbfbb4777104c224
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SHA256
e4dd845518a026bd8dc5bdce64570c28ac5279e5cd5d75abdf387bb49c931e7a
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SHA512
2ef743e63d3108c984ca251c64b24cfe861e95268aa41baa422d33e91454c253bb52755f0fcafd8cb4a12d72a53eeee5eb30d3286ddb1b85b0064a9f890867ff
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SSDEEP
3072:l9Of6f6wmqTO8ntgS4mHqViOjOVbbjyXvvERr:l9OfMyon7fnbaEF
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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4704 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe 4704 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4704 wrote to memory of 1712 4704 AcroRd32.exe 94 PID 4704 wrote to memory of 1712 4704 AcroRd32.exe 94 PID 4704 wrote to memory of 1712 4704 AcroRd32.exe 94 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 3744 1712 RdrCEF.exe 95 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96 PID 1712 wrote to memory of 4224 1712 RdrCEF.exe 96
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\b0011e8899b1b827f4fc4d43242c4f74.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:4704 -
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:1712 -
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=BF9AC79C7577C1FCE20AFFAD7FA2ECAB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3744
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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=F4BC247DB8AF38CD96AD449B358C43A0 --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=F4BC247DB8AF38CD96AD449B358C43A0 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:4224
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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=51B97A17923D6583792DFFF1FF01CCFF --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:528
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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=AD905687F7D6059323431A13386539B8 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:388
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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=C601900ACFDBC9D86A3500134FE6EB56 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4888
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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=EB8EC5917EE1BF34FA737277FDE93600 --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=EB8EC5917EE1BF34FA737277FDE93600 --renderer-client-id=7 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:13⤵PID:400
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1504
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD50fd6d66dc00ddd86357937c4549463c7
SHA1af5441963cefe010e599a367e8029f02f9163755
SHA2560bd0b2adf6f8216eb36c0f64f5bfc06110324de39fff774adf56f7e75b09873a
SHA51221e8f834885bdb6fa9bcf258e482acaeb5146302b2e36bcc1e29bc4aa8644c53506478a7308650f3c1ee72970f2ee792ff66f64d26e0d178a3700ee13548b013
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5