Analysis
-
max time kernel
94s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2024, 21:17
Behavioral task
behavioral1
Sample
987a328119d659ff1183c282376288288dc42538893c0691cf366e1ff997259cN.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
987a328119d659ff1183c282376288288dc42538893c0691cf366e1ff997259cN.pdf
Resource
win10v2004-20240802-en
General
-
Target
987a328119d659ff1183c282376288288dc42538893c0691cf366e1ff997259cN.pdf
-
Size
431KB
-
MD5
6a33841bddd464ae9dcb5712ad74f490
-
SHA1
9b9a32189e4dafb2d391de1c363112d6ecb955a3
-
SHA256
987a328119d659ff1183c282376288288dc42538893c0691cf366e1ff997259c
-
SHA512
14905007d2004690217ca42849b628088fbd377b431f12d04af430a3099c03beeb0b3a431ef871978a103e499d83cdd32eb4a595b708f780ebf302d1cec37419
-
SSDEEP
6144:UBIX34TdZVmzBsDy/L7Ai4MQttGIW/EeyeA5MA1jdqgpqemALeQ3eI0wYDG:U2n4h7gBsDmL7AptRWcevA1EwqexPVmG
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 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 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4836 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe 4836 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4836 wrote to memory of 2584 4836 AcroRd32.exe 86 PID 4836 wrote to memory of 2584 4836 AcroRd32.exe 86 PID 4836 wrote to memory of 2584 4836 AcroRd32.exe 86 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 2128 2584 RdrCEF.exe 87 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88 PID 2584 wrote to memory of 3044 2584 RdrCEF.exe 88
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\987a328119d659ff1183c282376288288dc42538893c0691cf366e1ff997259cN.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:4836 -
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:2584 -
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=DED5920730045C389F086488E919254A --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2128
-
-
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=FC129EF7FC274696E1384C11A4393618 --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=FC129EF7FC274696E1384C11A4393618 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3044
-
-
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=896586F6F7044904FEC2C55D72D2DFE4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4904
-
-
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=73D603E9D1E477286C2D7C6F3107DB74 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1732
-
-
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=DDBB27C3718988FB2C2D349032CD881C --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=DDBB27C3718988FB2C2D349032CD881C --renderer-client-id=6 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4852
-
-
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=349E1B2DB230605939D82D2613E321DD --mojo-platform-channel-handle=2812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2228
-
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4376
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD589ed80a19b5e301d2f7d9ebb1371680a
SHA1d93431a66009bff33c91004e10bef356e6df2b0d
SHA25635ef91df80bcf5c503e0263c53f878b3ae3c12776b5fd95ef43db07a6d7c917e
SHA5126802455d54903e2f93a7126398b21720e571b9bf7b1b145957e0f46c2b7b52a6eb707696a96accc2140db34c4232f1400f850afa95fe8d5634d198ef4129de69
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5