wopijerawedurivoredumumo.pdf

General
Target

wopijerawedurivoredumumo.pdf

Filesize

82KB

Completed

15-11-2021 08:01

Score
1/10
MD5

5d80f59db6a49ce16ed40c61ed444832

SHA1

df5a2bf2352f90b22f777b5c9127a5da176a5a57

SHA256

3fa9779b720dde465cb07723ea8b22a450ea35f3a76c23c1b1498b3c5ff281e0

Malware Config
Signatures 6

Filter: none

Defense Evasion
Discovery
  • Checks processor information in registry
    AcroRd32.exe

    Description

    Processor information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistrySystem Information Discovery

    Reported IOCs

    descriptioniocprocess
    Key opened\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0AcroRd32.exe
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHzAcroRd32.exe
  • Modifies Internet Explorer settings
    AcroRd32.exe

    TTPs

    Modify Registry

    Reported IOCs

    descriptioniocprocess
    Key created\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATIONAcroRd32.exe
  • Suspicious behavior: EnumeratesProcesses
    AcroRd32.exe

    Reported IOCs

    pidprocess
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
  • Suspicious use of FindShellTrayWindow
    AcroRd32.exe

    Reported IOCs

    pidprocess
    412AcroRd32.exe
  • Suspicious use of SetWindowsHookEx
    AcroRd32.exe

    Reported IOCs

    pidprocess
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
    412AcroRd32.exe
  • Suspicious use of WriteProcessMemory
    AcroRd32.exeRdrCEF.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 412 wrote to memory of 2216412AcroRd32.exeRdrCEF.exe
    PID 412 wrote to memory of 2216412AcroRd32.exeRdrCEF.exe
    PID 412 wrote to memory of 2216412AcroRd32.exeRdrCEF.exe
    PID 412 wrote to memory of 1312412AcroRd32.exeRdrCEF.exe
    PID 412 wrote to memory of 1312412AcroRd32.exeRdrCEF.exe
    PID 412 wrote to memory of 1312412AcroRd32.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 8722216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
    PID 2216 wrote to memory of 6882216RdrCEF.exeRdrCEF.exe
Processes 9
  • 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\wopijerawedurivoredumumo.pdf"
    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:412
    • 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=16514043
      Suspicious use of WriteProcessMemory
      PID:2216
      • 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=3018A6A268F9FF03DAA49567BF9AC94B --mojo-platform-channel-handle=1648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
        PID:872
      • 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=81C9FE346A102AB8865A1C57C40BA983 --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=1 --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=81C9FE346A102AB8865A1C57C40BA983 --renderer-client-id=2 --mojo-platform-channel-handle=1660 --allow-no-sandbox-job /prefetch:1
        PID:688
      • 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=18B78FC79B38AE8B660970F688AEFA77 --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=1 --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=18B78FC79B38AE8B660970F688AEFA77 --renderer-client-id=4 --mojo-platform-channel-handle=2064 --allow-no-sandbox-job /prefetch:1
        PID:3708
      • 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=6B4FDD739ED4B0E18C1F76EC9219ECD0 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
        PID:1008
      • 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=2141D3C4DE3D6913F00E12DB2B75F736 --mojo-platform-channel-handle=2488 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
        PID:1848
      • 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=99D5DBB8E54DE66F908613A70F454443 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
        PID:2776
    • 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=16514043
      PID:1312
Network
MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Defense Evasion
        Execution
          Exfiltration
            Impact
              Initial Access
                Lateral Movement
                  Persistence
                    Privilege Escalation
                      Replay Monitor
                      00:00 00:00
                      Downloads
                      • memory/688-121-0x0000000077672000-0x0000000077673000-memory.dmp

                      • memory/688-122-0x00000000007CE000-0x00000000007CF000-memory.dmp

                      • memory/688-123-0x0000000000000000-mapping.dmp

                      • memory/688-125-0x0000000000170000-0x0000000000171000-memory.dmp

                      • memory/688-126-0x0000000000180000-0x0000000000181000-memory.dmp

                      • memory/872-117-0x0000000077672000-0x0000000077673000-memory.dmp

                      • memory/872-120-0x0000000000EF0000-0x0000000000EF1000-memory.dmp

                      • memory/872-119-0x0000000000000000-mapping.dmp

                      • memory/872-118-0x0000000001C23000-0x0000000001C24000-memory.dmp

                      • memory/1008-133-0x0000000077672000-0x0000000077673000-memory.dmp

                      • memory/1008-134-0x0000000000D15000-0x0000000000D16000-memory.dmp

                      • memory/1008-135-0x0000000000000000-mapping.dmp

                      • memory/1312-116-0x0000000000000000-mapping.dmp

                      • memory/1848-139-0x0000000000000000-mapping.dmp

                      • memory/1848-138-0x0000000000C3A000-0x0000000000C3B000-memory.dmp

                      • memory/1848-137-0x0000000077672000-0x0000000077673000-memory.dmp

                      • memory/2216-115-0x0000000000000000-mapping.dmp

                      • memory/2776-143-0x0000000000000000-mapping.dmp

                      • memory/2776-141-0x0000000077672000-0x0000000077673000-memory.dmp

                      • memory/2776-142-0x0000000000DD5000-0x0000000000DD6000-memory.dmp

                      • memory/3708-129-0x0000000000000000-mapping.dmp

                      • memory/3708-128-0x0000000000B3A000-0x0000000000B3B000-memory.dmp

                      • memory/3708-127-0x0000000077672000-0x0000000077673000-memory.dmp