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Analysis
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max time kernel
150s -
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
25/03/2024, 13:25
Behavioral task
behavioral1
Sample
de1cc509a9e64333656711860f58abaa.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
de1cc509a9e64333656711860f58abaa.pdf
Resource
win10v2004-20240226-en
General
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Target
de1cc509a9e64333656711860f58abaa.pdf
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Size
38KB
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MD5
de1cc509a9e64333656711860f58abaa
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SHA1
efa96ac5ad014cab29c5ba2312715dd8bd6d37e5
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SHA256
1551fa8569c7dd0a50625bdc43a70810f7340b8108a685d230407b0496083ceb
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SHA512
b8522042e5ed6db0e7417251ee6602564fe8ce7098a9ea807b901199c5d1b83f56340901a605eebbe7e497d79611fe0689aeb180310ce831714f2354b6bba99c
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SSDEEP
768:5kRlLVKvMnI5WaE6qiOpAOXworo++0m29fCP/AeU9C4d+h4s:CrLLIe6qZd+kfCPPiC4uZ
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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1648 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe 1648 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1648 wrote to memory of 4052 1648 AcroRd32.exe 91 PID 1648 wrote to memory of 4052 1648 AcroRd32.exe 91 PID 1648 wrote to memory of 4052 1648 AcroRd32.exe 91 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 1720 4052 RdrCEF.exe 92 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 RdrCEF.exe 93 PID 4052 wrote to memory of 4068 4052 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\de1cc509a9e64333656711860f58abaa.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:1648 -
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:4052 -
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=0616B3AB9D999038C81D4DA73732F9BB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1720
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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=5E58CB6B84849B095509AD36C685EC74 --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=5E58CB6B84849B095509AD36C685EC74 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:4068
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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=234E8938692938546786C5F076B3C126 --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=234E8938692938546786C5F076B3C126 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:13⤵PID:3096
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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=46A713C52D0AA79CFC178E85B32185D3 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:384
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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=BC677ED87AE35770E5925AD08C829593 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3124
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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=F1CD98067CA7860D7A3E9FE128FE103A --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:708
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:640
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5ba0c58568b961cc1abfad15fe3268983
SHA182975e902873b8e17e71ed2b19de29d211b7622a
SHA25657b0102f9607f7666c62f3ee5119ef26e9207c4783fc3f1dc0dbb82565401b43
SHA512d38daef66ee3865a2ed1eff8b0dfa5afea3a8644f24811d46271aa5b0b12c81970519a954f1e3a3328f33c1f5f613536a3633faa7882a494457936ca2cf5dd90
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5