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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
05/07/2024, 12:14
Static task
static1
Behavioral task
behavioral1
Sample
Rechnungskopie.pdf
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Rechnungskopie.pdf
Resource
win10v2004-20240704-en
General
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Target
Rechnungskopie.pdf
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Size
129KB
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MD5
eee57d50b017272319f2572d1b6f2856
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SHA1
f9407e6f1974658546de6493dc0f9e89739734ad
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SHA256
87455b0d27bb60748b01a71dae9723c56fc0857cee2a753c067fbe2e030d4151
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SHA512
a0e738b825472f1d15d4756d9807c6cf6082515340465b36a2b397e9f65deddb8bdeea4676e683dfc5dc277cfcf9ce3df5cb0544fc557b64e844b7c9bde0a6c6
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SSDEEP
3072:563koS+YvJdZaKUyK5/Rz4wguoJQtOpu7qUJKusFeh273vtfZ:ayWJ5/qwQStO4JKuXApfZ
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-1-5-21-2494989678-839960665-2515455429-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4152 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe 4152 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4152 wrote to memory of 440 4152 AcroRd32.exe 84 PID 4152 wrote to memory of 440 4152 AcroRd32.exe 84 PID 4152 wrote to memory of 440 4152 AcroRd32.exe 84 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 2340 440 RdrCEF.exe 85 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86 PID 440 wrote to memory of 1748 440 RdrCEF.exe 86
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\Rechnungskopie.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:4152 -
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:440 -
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=CA043DB865AF5EA045AC352BFB52B716 --mojo-platform-channel-handle=1708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2340
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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=0858529754F78BF7D1F6BC165C92479A --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=0858529754F78BF7D1F6BC165C92479A --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:1748
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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=6AE44113D2D7A989878A22091882963A --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2180
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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=81D07FB92280692DF15B1D30D9679225 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:804
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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=F5E3F3172FE2BE3A72E539309196B45C --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=F5E3F3172FE2BE3A72E539309196B45C --renderer-client-id=6 --mojo-platform-channel-handle=1616 --allow-no-sandbox-job /prefetch:13⤵PID:4684
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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=3799077400E3553CF33C418CA203B81F --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4616
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1604
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD51525409927963135db31d74574df3447
SHA16179f40b15f0c0dfc203657c0ffd1fa1a04df732
SHA2566773836cac422f5063525557f1c6cfec0b70ebbebcbc452336ff01dc425a530c
SHA512e695f3a4b7896bdc140abf3ca426a1e85825f47e8cd5da8eb0e7a7e4cbd17f91c920af93e8ac59a70d6cc6f7de88b8ac810ab57d84da813b5bcdfc989b2fee8e
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5