Analysis
-
max time kernel
140s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-09-2024 06:38
Behavioral task
behavioral1
Sample
4da7cba4c257d30a6b7f1f9f60ceff55e44348af0cc1007e7c2152910c904251.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4da7cba4c257d30a6b7f1f9f60ceff55e44348af0cc1007e7c2152910c904251.pdf
Resource
win10v2004-20240802-en
General
-
Target
4da7cba4c257d30a6b7f1f9f60ceff55e44348af0cc1007e7c2152910c904251.pdf
-
Size
81KB
-
MD5
ab5fe774fbccae2251a636ca5369408e
-
SHA1
3e22cc4feb9bbcf6285c52e3a7a82481dffef465
-
SHA256
4da7cba4c257d30a6b7f1f9f60ceff55e44348af0cc1007e7c2152910c904251
-
SHA512
8698a1c8bad28b075dcd6c0a8eb776c848c1789e18d591ac0d64d2d1a85474b9cf7f39b6eb36396eacacdf14a57bfc9753dbae5256a43f1f4d9ab939bfd4cda4
-
SSDEEP
1536:guh8DhoOGNdCCkmEL+SUkmZGucNdJUHzknOzGsYofZQ0s6VpNWEZsq2LjCuWOpOQ:jeDhoOGNQCkmEL+Shu04Hwspns6rPkLN
Malware Config
Signatures
-
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 AcroRd32.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 -
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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2812 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe 2812 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2812 wrote to memory of 3668 2812 AcroRd32.exe 90 PID 2812 wrote to memory of 3668 2812 AcroRd32.exe 90 PID 2812 wrote to memory of 3668 2812 AcroRd32.exe 90 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 4932 3668 RdrCEF.exe 91 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92 PID 3668 wrote to memory of 1500 3668 RdrCEF.exe 92
Processes
-
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\4da7cba4c257d30a6b7f1f9f60ceff55e44348af0cc1007e7c2152910c904251.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:2812 -
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:3668 -
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=95DFCECA275A9E232D9ADC95E7E90C3C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4932
-
-
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=B7BD4657583D0ECCEDB2CD0724B11893 --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=B7BD4657583D0ECCEDB2CD0724B11893 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1500
-
-
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=C1957209EB3D0CE46C2E0E40BD97875F --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4060
-
-
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=5E8AC926B1F22C3945E94F60DE531D17 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2668
-
-
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=4FE9856AF241BFD792AEE34063143995 --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=4FE9856AF241BFD792AEE34063143995 --renderer-client-id=6 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2932
-
-
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=A8E227AA5DDAF536220CD2CBF6D6E1A8 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2244
-
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1888
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD51c3ec833def62be502bb03d2ba3d18df
SHA157b7979b59e931c1ac1b38bfe1efa4185f6503d1
SHA25665f2ad0373cde742f1efe4a738729c23d9ab7e04f0b0a3170bd572cd2905f614
SHA5128aa4658f73770248c87d56ce237c40204c3554c4b78ba265343608e1fe20acdbc53541d54d30b9f0ae3c75eb2fcf7f151e8a42bfd42c0c189cb041ed61b8cf23
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5