Analysis
-
max time kernel
95s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-09-2024 20:30
Static task
static1
Behavioral task
behavioral1
Sample
b4fa5c5a214948e0e851580393d4613ef334f9ef654bf213c907c9291302fff4N.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b4fa5c5a214948e0e851580393d4613ef334f9ef654bf213c907c9291302fff4N.pdf
Resource
win10v2004-20240802-en
General
-
Target
b4fa5c5a214948e0e851580393d4613ef334f9ef654bf213c907c9291302fff4N.pdf
-
Size
588KB
-
MD5
4ad5b2f9c3c8af52604e4627e710a080
-
SHA1
d446a071ae8e1f33486b0bfc8b2363f69ff70e43
-
SHA256
b4fa5c5a214948e0e851580393d4613ef334f9ef654bf213c907c9291302fff4
-
SHA512
db073be6c4a86f3a465ffee680d03f6b3239807a899ee07f2c8b9aaed0e7daf81c1440cad1bbd8d69e5330b672f73328aaea998df01fdafb50e3eb00db4bfe42
-
SSDEEP
12288:ntdOElBdXnJl+Q0to1/+Ou/hEdZxPLtGSfLf:ntdbJl+Q0e1/+OupENDN
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 RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4040 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe 4040 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4040 wrote to memory of 1116 4040 AcroRd32.exe 86 PID 4040 wrote to memory of 1116 4040 AcroRd32.exe 86 PID 4040 wrote to memory of 1116 4040 AcroRd32.exe 86 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 388 1116 RdrCEF.exe 87 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 RdrCEF.exe 88 PID 1116 wrote to memory of 1844 1116 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\b4fa5c5a214948e0e851580393d4613ef334f9ef654bf213c907c9291302fff4N.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:4040 -
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:1116 -
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=77D938EAA83DB2329DF1DE92EAC31B38 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:388
-
-
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=9F3F5CE7042EA7C11EA43C3B056E8B6B --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=9F3F5CE7042EA7C11EA43C3B056E8B6B --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1844
-
-
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=149F7DFCECB2CF6B23BD835C72A5AF66 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4556
-
-
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=FAABBEB6E501D4774E126FA01AA43678 --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=FAABBEB6E501D4774E126FA01AA43678 --renderer-client-id=5 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1372
-
-
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=6989FE67615874021DE897564D4736C2 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3224
-
-
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=2CAAB6220333744CBD92C9009F4CA6DA --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4448
-
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1852
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD56ff0558d45048151c9b5eae1d0c2c29e
SHA19634b52b5a8f1a3efa286ec091d513b757b0248f
SHA25668b0429c05fe0c2ee17a30562d83adb6ad4bade6a6859e55fdd3d39b38d147f8
SHA512be53c868f6639d504b0d0a7bf8b08b7010d276aba873d0f9ed54e654adba90e6766ecb49e230662ab6129edc3c1574f2916d20ce4344b7ffce8f956699abb690
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5