Analysis
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max time kernel
114s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-08-2024 08:59
Static task
static1
Behavioral task
behavioral1
Sample
4beb920c0d0315918a35db1c4c5b9770N.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
4beb920c0d0315918a35db1c4c5b9770N.pdf
Resource
win10v2004-20240802-en
General
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Target
4beb920c0d0315918a35db1c4c5b9770N.pdf
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Size
57KB
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MD5
4beb920c0d0315918a35db1c4c5b9770
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SHA1
263b6e159f8afeb2a713048b9dab3f82d3f74a89
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SHA256
ebe6bed65e5e35e977a8ef14e1b65be982f516e697db7a291ffd8e1bcb9e1cae
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SHA512
4a51655f6e531d53bc14bc7521b5801f4a69c1bec768b117f47ede8cf7f001689c139f96a2513d6fe31a37bce97178dc1ebbfc956f093fcda2b31d388d1b9dc8
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SSDEEP
1536:kEid78v5Rom2U0uFrhuDZeun3f3udDjiJ3agUw3+71Gr:a8hp6cun3/yD8I7e
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe -
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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4356 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe 4356 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4356 wrote to memory of 264 4356 AcroRd32.exe 95 PID 4356 wrote to memory of 264 4356 AcroRd32.exe 95 PID 4356 wrote to memory of 264 4356 AcroRd32.exe 95 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 2956 264 RdrCEF.exe 96 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 RdrCEF.exe 97 PID 264 wrote to memory of 1624 264 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\4beb920c0d0315918a35db1c4c5b9770N.pdf"1⤵
- System Location Discovery: System Language Discovery
- 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:4356 -
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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:264 -
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=CD7B7909FC32B9C88B0F1305E9A3D83D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2956
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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=51E9AC5258BDC5E687E79127AFD64355 --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=51E9AC5258BDC5E687E79127AFD64355 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1624
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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=335FFEEBE499E94BC5632E046CB5BCBD --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:416
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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=A3C524C2C91F446444D0B720BE2787B3 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:752
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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=59BC555F8208C2E65DB2CC259CA11BD8 --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=59BC555F8208C2E65DB2CC259CA11BD8 --renderer-client-id=6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3592
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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=AAF1D6F4FC0DCF377E457886C6454D3A --mojo-platform-channel-handle=2752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3708
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3440
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4304,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4328 /prefetch:81⤵PID:1996
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5f0513f7d7e2f441f50e41be8a8682ecd
SHA1cb6901285eb4c686c845b3242bf29322dba12a00
SHA2565dc749105d51dbb2200414dbb7169632555ed3f6cc3342dfffd3be005072ce33
SHA51281e56b936aa639137f8ab6d30e9377ea7493eb238ed065707e86fa67927a330e11ed26649b776f5ff4f57f076e3625ce1e87426d9ddf4cfe2fa4b03a1c5e59f1
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5