Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
13/01/2024, 03:34
Behavioral task
behavioral1
Sample
57df4664a8f74a2209adc03db3e46c44.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
57df4664a8f74a2209adc03db3e46c44.pdf
Resource
win10v2004-20231222-en
General
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Target
57df4664a8f74a2209adc03db3e46c44.pdf
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Size
82KB
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MD5
57df4664a8f74a2209adc03db3e46c44
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SHA1
e2cec8c756da219f88f12ab7e5cb322e938a7c17
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SHA256
73fb1b2eedc1353ee2e67837f17cf3a8612af39e4a0238fe7f4f0896b5ece479
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SHA512
a0ac0c19b47001788552f902249bcefe0f90bd4ea2ef48b4d7594f3e1e61e21bbb4b690507b6a4356ce13a8fe441bca5a51756cef02cbccd1a80de3ac34bffe4
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SSDEEP
1536:QJVhjy8gblnLFYf1wQe0ZV6ND5FgyNkReAPBBZFyrWFAyipq+aKWGpOmN6K:QThDqlLSf6Mo5FY4A5BZgsipq+a7mN
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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1492 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe 1492 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1492 wrote to memory of 4468 1492 AcroRd32.exe 91 PID 1492 wrote to memory of 4468 1492 AcroRd32.exe 91 PID 1492 wrote to memory of 4468 1492 AcroRd32.exe 91 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 2360 4468 RdrCEF.exe 93 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92 PID 4468 wrote to memory of 3064 4468 RdrCEF.exe 92
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\57df4664a8f74a2209adc03db3e46c44.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:1492 -
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:4468 -
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=B4D5BF00A31DAA6E3AB3A3AD9E76A5DE --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=B4D5BF00A31DAA6E3AB3A3AD9E76A5DE --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:3064
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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=652E8FBAD3FE1EE7F55E1EDCE6EF7AD2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2360
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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=AF0DA4FB64E1BCFE77DFD9B31FF717FC --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1944
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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=C2E28773E28B832FC9EB8788D50DED72 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2928
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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=5968B953BE08089AFBBAA1F73BEC4E0E --mojo-platform-channel-handle=2028 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3040
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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=9487BE760361E44AB8C4DF5586D3AB66 --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=9487BE760361E44AB8C4DF5586D3AB66 --renderer-client-id=8 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job /prefetch:13⤵PID:2224
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4608
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5342fe9303f3ffc5b903909ac8f60d703
SHA1d5b9e821a6c9e145412f8ebec7f5c66f8637144d
SHA2567767f1f81fbfb7bfb25c02afc33b5fc67d2e1d33abfe25be269699a97d3d4fbe
SHA5125f2f4bac90767e5614f5f9661ae57e67304d4aeeea0a58cb736e13ff9ec4d6ddb605cfa4b188ee6574af93c5a05789f72d89c6a564308d3be63069c081a0b13a
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5