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Analysis
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max time kernel
148s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
08/03/2024, 06:57
Behavioral task
behavioral1
Sample
bace7f281a5d9c0cbce6e17dfa42f51a.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bace7f281a5d9c0cbce6e17dfa42f51a.pdf
Resource
win10v2004-20240226-en
General
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Target
bace7f281a5d9c0cbce6e17dfa42f51a.pdf
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Size
39KB
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MD5
bace7f281a5d9c0cbce6e17dfa42f51a
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SHA1
b9be914c6ac937d841be038209e96a2a376c05c8
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SHA256
fc44b9e4f7f84609ac82125067090ea6a3698d7ec1496e3b8368551e55d9d62c
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SHA512
92159ffc3c315e95e9fd6927241054d46c45c39e5888cfe33d9262748653ac2b7c95048169efec05badbaf90e546d66a217b3441719601cb107f268e7fd05214
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SSDEEP
768:PALUiXv2D/TMz2dDO61p/R3yAHAGwdhCmzqfZRAX:PfFDrMz2dD7yvGwdhCFAX
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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4164 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe 4164 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4164 wrote to memory of 3996 4164 AcroRd32.exe 96 PID 4164 wrote to memory of 3996 4164 AcroRd32.exe 96 PID 4164 wrote to memory of 3996 4164 AcroRd32.exe 96 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4864 3996 RdrCEF.exe 98 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99 PID 3996 wrote to memory of 4880 3996 RdrCEF.exe 99
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\bace7f281a5d9c0cbce6e17dfa42f51a.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:4164 -
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: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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=45CEC45A73CB25F962362EFEF5BC664E --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=45CEC45A73CB25F962362EFEF5BC664E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:4864
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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=3728B5BE0C43852CAE0D40D749F2F6F6 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4880
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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=DAB570F1D4575C91974E4C64063F46D7 --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=DAB570F1D4575C91974E4C64063F46D7 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:1660
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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=14DFCDD3B46E45BC4883618E4E759497 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4080
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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=90974D0E24C321E3CE36266BFCCF5620 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2732
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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=BBA7B3263F56D8C6E6A079786DE6DD36 --mojo-platform-channel-handle=2044 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:208
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5d4ddb11a53aacb6ba94162654cfd1670
SHA1a3d20daefe2a9f0fcef22f7f916a1e13821f52d8
SHA2564113e84471e4e5109ac7d79bb6fdec3c049d21f61bf1ae91d3e3e5845373048e
SHA5123aa793b8bc8d9eccc242b22a97dc41f5088013414c3b6fb7c43cba0fc71cc41bb62af2426cb38b497e3237886e92d25f11fdfeb5e8e66b5cc83fe2e24b72cd2a
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5