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Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
11/03/2024, 09:57
Behavioral task
behavioral1
Sample
c04caa5f047e4dc2f03865b0e01260e4.pdf
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
c04caa5f047e4dc2f03865b0e01260e4.pdf
Resource
win10v2004-20240226-en
General
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Target
c04caa5f047e4dc2f03865b0e01260e4.pdf
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Size
86KB
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MD5
c04caa5f047e4dc2f03865b0e01260e4
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SHA1
d61f173263d239f77ec9b7c574eb111ce7b5af93
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SHA256
9db42e9ea3745f7e71edb7a094d5266fec94ec594302598e20dde59897d4d824
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SHA512
3b34b2d3363f81bd903d58f9610d6844046fb00316ba613d92818b04bfdaff680f78b814767aab69cf37460c98662f1c0cda2ccfbf4b41cda9679100b8fe58b3
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SSDEEP
384:B3vNi7q9XlCLkCKwoCsU51od0kNCRxCjwIMI7wI4CrSeqblZf5CCWNvCKMvl62bS:fH
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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3460 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe 3460 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3460 wrote to memory of 4720 3460 AcroRd32.exe 92 PID 3460 wrote to memory of 4720 3460 AcroRd32.exe 92 PID 3460 wrote to memory of 4720 3460 AcroRd32.exe 92 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 3936 4720 RdrCEF.exe 93 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94 PID 4720 wrote to memory of 4700 4720 RdrCEF.exe 94
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\c04caa5f047e4dc2f03865b0e01260e4.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:3460 -
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:4720 -
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=D3DFB7BEDBC1B700EC6AB48A18590408 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3936
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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=E04688E239DA4F45A64D6F1CE66D3554 --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=E04688E239DA4F45A64D6F1CE66D3554 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:13⤵PID:4700
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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=9AF1F654F621A9D8004042113CFFE4CE --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2012
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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=6D486DF653534F89A9888BE76069555B --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3196
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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=E6B5EAE5EF867255FD35477E8DD498EA --mojo-platform-channel-handle=2140 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4028
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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=F9FDCD627F71932FC850C70332899DFC --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=F9FDCD627F71932FC850C70332899DFC --renderer-client-id=8 --mojo-platform-channel-handle=2476 --allow-no-sandbox-job /prefetch:13⤵PID:2604
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2288
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5cff290a8050130199f967cf3c9f8cdec
SHA14eef4ca72246378a029beac8d404f7dbd5541391
SHA2568b45263fad189e7d589f2cac67dd7fc0e6e65cd94542a01b89acc93d6d9a6763
SHA51248bfedf1775d1f9f1b1ce8ec62f49cfd0c4bbfb746c0afab1739deca388deeff99851b1e517d595a9bdc70ddcee035402a27f3685188e3a874f2ba7b6f5e8f3b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5