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Analysis
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max time kernel
149s -
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
22/12/2023, 12:53
Behavioral task
behavioral1
Sample
90d5fac5ae42418bc03dc0a639f7c360.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
90d5fac5ae42418bc03dc0a639f7c360.pdf
Resource
win10v2004-20231215-en
General
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Target
90d5fac5ae42418bc03dc0a639f7c360.pdf
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Size
48KB
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MD5
90d5fac5ae42418bc03dc0a639f7c360
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SHA1
460b0afc401ddbee8d9fe073961e14d7cedde8d4
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SHA256
32bd08fb2ec6fc613f5a5bb57fbc1767f514a1baa1a303a4f7fb5587740f5ce7
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SHA512
c02b1d3f119847d8a074d19ce81ede9cc4e7fe29512d8a3bb372f724ace4964c23be942ba2585ce51f64c788f0d1d1ed8f5645c2972db23f2a95178e2fa70cab
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SSDEEP
1536:TjIpLN1PfRHfw0qSMkFo0wOvE0jjGKdQR:XIRnRHfr1MkFo5OvTSKdQR
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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4304 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe 4304 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4304 wrote to memory of 416 4304 AcroRd32.exe 95 PID 4304 wrote to memory of 416 4304 AcroRd32.exe 95 PID 4304 wrote to memory of 416 4304 AcroRd32.exe 95 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 2080 416 RdrCEF.exe 96 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97 PID 416 wrote to memory of 4104 416 RdrCEF.exe 97
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\90d5fac5ae42418bc03dc0a639f7c360.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:4304 -
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:416 -
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=D1D4E6E238FB53130920717DD6A63082 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2080
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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=A84239CCA09326431D2F9A84428A44D7 --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=A84239CCA09326431D2F9A84428A44D7 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:4104
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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=9CAB7032C5414A3A2438AE2FED69DABD --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=9CAB7032C5414A3A2438AE2FED69DABD --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵PID:2284
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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=1433EFA6E598E9A77854B9EC2DF56578 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4016
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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=F66C305B6E655C7D4C8E493CE99F2D67 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3692
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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=F5DF43A0EC9E500CA4F19C150FAE6D49 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3016
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4816
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5e63c9dab043cad2424bbd6f375223078
SHA1f6892767dccedf6b6eb85e15a6fd497cd94dc87e
SHA25613239dfa8f38127363ea5e32be4e7dc9b6465e98a82a92699b3cca48e9c99a36
SHA5126e013e80f7ea56f7e30332736e7554b8fd91b8663198a17d5d6fa0c04695b012a7b4530c999bb7e1b3cf965651ee126110440bfba9bbc10063b2693a3a53599e
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5