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Analysis
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max time kernel
151s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system -
submitted
21/02/2024, 19:29
Behavioral task
behavioral1
Sample
a066677fd4a231faf385490cdd05c651.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a066677fd4a231faf385490cdd05c651.pdf
Resource
win10v2004-20240221-en
General
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Target
a066677fd4a231faf385490cdd05c651.pdf
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Size
83KB
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MD5
a066677fd4a231faf385490cdd05c651
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SHA1
0ec3e75d3fc28f93cb7ecb1fec3b646e0901e0f9
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SHA256
0328e8f71707f56d79f7d0b3182e244e978154a77e65cbed4f9a2352ec95ca83
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SHA512
8ace64e24df7444f822b2f5272fbc88f401afb26a586f60bdd2565d327a46294cd6eb3e058633836f7aff1437ccddd38bf09e09c063e10e3aab1359c5470b09f
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SSDEEP
1536:/I9gjdIfOzww4X1k+ky45trzMbYV6eTe1cgMYWCIgdvyW8pOGAQztPE5o:A+diO8bXfyrzMUV6pMwpGjtPj
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-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1108 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe 1108 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1108 wrote to memory of 2300 1108 AcroRd32.exe 82 PID 1108 wrote to memory of 2300 1108 AcroRd32.exe 82 PID 1108 wrote to memory of 2300 1108 AcroRd32.exe 82 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 5088 2300 RdrCEF.exe 83 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84 PID 2300 wrote to memory of 3336 2300 RdrCEF.exe 84
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\a066677fd4a231faf385490cdd05c651.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:1108 -
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:2300 -
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=5AD0AF216B76CA16904F9E3D6AED087B --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5088
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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=381278E5E2801EC946988EDAE0D2F515 --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=381278E5E2801EC946988EDAE0D2F515 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:3336
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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=D6DA396DFA015A8E95B6848C1E5623B2 --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=D6DA396DFA015A8E95B6848C1E5623B2 --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:13⤵PID:3860
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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=FEB8477E35586D5E5652CFACBEE7224A --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3756
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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=08EE3ABF99313DFB62376372F587FCA6 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:916
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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=329E31F107A6113B3043D201CF905AB3 --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4624
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4068
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5fd7c08734d5e87e4455055917eb46182
SHA1ec0caa32067a37087a074ca2e09192be24432723
SHA256c1e6b4223c006823d0712d6cc110a6dadd929f6c8fa894562342d9ada7411c02
SHA512a4ff1e766ce474c285141ead9b096595e395139321572d85a32610a91ebfc7ca72ad037863af196dc998f8de19e6603fbe67b30d3d6429b5220e1e524adcc30b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5