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Analysis
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max time kernel
145s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2023, 08:53
Behavioral task
behavioral1
Sample
NEAS.41b695c4be66e23fd3f647d74efc2220.pdf
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.41b695c4be66e23fd3f647d74efc2220.pdf
Resource
win10v2004-20231020-en
General
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Target
NEAS.41b695c4be66e23fd3f647d74efc2220.pdf
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Size
54KB
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MD5
41b695c4be66e23fd3f647d74efc2220
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SHA1
e9bf6a5b07199d64efaa98949cf7d29741591c09
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SHA256
d53ea35e38bb6496cbe6023cdaa6980b37d90e1e7fc35a57e0c8ac2172c15673
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SHA512
993a38d163ddd6daf4aeaf38b97d15b3530f758c769226c3f0d5340a244cdf0b6e380ece240b2b3b288d4e25f54fea22b5f3c42cc445d3dbb95478e2f2df3f93
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SSDEEP
1536:N/MCVrDLPQS6M2hsHT9PWxHSmKA3pEt75IPWIB5G:aY7Z2hszQmCEt7i7m
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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3572 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe 3572 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3572 wrote to memory of 4672 3572 AcroRd32.exe 95 PID 3572 wrote to memory of 4672 3572 AcroRd32.exe 95 PID 3572 wrote to memory of 4672 3572 AcroRd32.exe 95 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 2544 4672 RdrCEF.exe 96 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 RdrCEF.exe 97 PID 4672 wrote to memory of 1344 4672 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\NEAS.41b695c4be66e23fd3f647d74efc2220.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:3572 -
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:4672 -
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=714A54470CBD8956D1CD54676EEFD303 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2544
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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=B739514B193706E5A11FD977059697D7 --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=B739514B193706E5A11FD977059697D7 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:1344
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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=8D72152990CFDABC8F31E1CEC94247B9 --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=8D72152990CFDABC8F31E1CEC94247B9 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:13⤵PID:3208
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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=CFE5B41D956B878C5E8C0596E6A35048 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3356
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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=E621881B711B4749841E91CA744D5C07 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4716
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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=C639838C9033336465F2906BD7B1B4FA --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3472
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4964
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5744e7b875934a5648ea96ce871686bdc
SHA16643d5fad5e67229e40190b341ff8d5a0e0f8d29
SHA2563903f12e7f15b1faf0365790905fee5ae2867fda8e3595b95662b1a9ac4200be
SHA5120c1c85ec2a6a2cba38368be60e2cd5a0f27937f77975139a3e92bb7b7723202e869b0510d63aee88d746db5e273ce125b394b601a116f26bd4a15d5cfc893581
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5