Analysis

  • max time kernel
    143s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-01-2021 07:00

General

  • Target

    FedEx-Shipment-8161131174.jar

  • Size

    1.1MB

  • MD5

    5bc31ca8a6f1a1198a053d6c4d76ce86

  • SHA1

    705b786bb19612fbddc63bb2cd1d773c7041640f

  • SHA256

    ecf286b6a75ab1e6281afe6db2b68425e5466b4421e5b6b9a3408fd93d530ca0

  • SHA512

    244db437e3f5464ea792dafcca532a4f35711c3f71c2d7e91121a93c12881bc4d94565fa86fc5f2218606d20f0ec2bc7f802f3422a63838d233adc2b374fba4a

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.pexonteam.rs
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Mdn7dRsJ[7q}

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\ProgramData\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\FedEx-Shipment-8161131174.jar
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:492
    • C:\Users\Admin\h9j3D3wDZd.exe
      C:\Users\Admin\h9j3D3wDZd.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      PID:2880
      • C:\Users\Admin\h9j3D3wDZd.exe
        "C:\Users\Admin\h9j3D3wDZd.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4032
    • 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\Kt97Wov.pdf"
      2⤵
      • 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:196
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2488
        • 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=7AA78FD4CDECDAF36180F83CD36217A6 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
          4⤵
            PID:2660
          • 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=DFF011A9CF4A86A31909C01454A3F6AE --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=DFF011A9CF4A86A31909C01454A3F6AE --renderer-client-id=2 --mojo-platform-channel-handle=1660 --allow-no-sandbox-job /prefetch:1
            4⤵
              PID:3052
            • 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=04020B73FFF3386F70E6F1B4BE360C8F --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=04020B73FFF3386F70E6F1B4BE360C8F --renderer-client-id=4 --mojo-platform-channel-handle=2088 --allow-no-sandbox-job /prefetch:1
              4⤵
                PID:3136
              • 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=2E8B73EF3D05671A268D7BF119A2033E --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                4⤵
                  PID:3700
                • 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=E13FD8E885C4B90917BAFB51F690E2A1 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                  4⤵
                    PID:2504
                  • 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=CBD35B37BCAF2BA2046B0E8F39B25AE3 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                    4⤵
                      PID:1392

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\h9j3D3wDZd.exe.log

                MD5

                c3cc52ccca9ff2b6fa8d267fc350ca6b

                SHA1

                a68d4028333296d222e4afd75dea36fdc98d05f3

                SHA256

                3125b6071e2d78f575a06ed7ac32a83d9262ae64d1fa81ac43e8bfc1ef157c0e

                SHA512

                b0c7b2501b1a2c559795a9d178c0bbda0e03cbdbaaa2c4330ac1202a55373fe1b742078adcfa915bd6e805565a2daa6d35d64ef7a14ffcd09069f9ea6a691cc7

              • C:\Users\Admin\Kt97Wov.pdf

                MD5

                524fcfad9aeab4bbebb7eb9c713bb185

                SHA1

                041914a609a61ec9487063a462434de523fe2471

                SHA256

                da13ea60cabf1b692cbfd07cfcafe3a2d1393a745ac817161498dc04db2f9208

                SHA512

                2131c93a19d6d2cefe45070a1eccc0c307060aa0361f935be559defd0069b5da860473ece763a3b83d62974aaa7f0295fb4d1e49405307ae826cb48b6295121b

              • C:\Users\Admin\h9j3D3wDZd.exe

                MD5

                f8ed09d282804f3324e57d2857172f05

                SHA1

                f54652fd486004554766712de7de2906acf8338c

                SHA256

                7ecadea1069a951c13d075afb1fb598fe70115bdeaf348e6dc14bd909869af56

                SHA512

                e7b01dc7f3a79d02a8f3ac3aa17db7b3816d9ba0808231e4da7d3cfc7b782f29c7237e253c3081278c08f393636395e97539ef68ee749db719c0de348ad3fb68

              • C:\Users\Admin\h9j3D3wDZd.exe

                MD5

                f8ed09d282804f3324e57d2857172f05

                SHA1

                f54652fd486004554766712de7de2906acf8338c

                SHA256

                7ecadea1069a951c13d075afb1fb598fe70115bdeaf348e6dc14bd909869af56

                SHA512

                e7b01dc7f3a79d02a8f3ac3aa17db7b3816d9ba0808231e4da7d3cfc7b782f29c7237e253c3081278c08f393636395e97539ef68ee749db719c0de348ad3fb68

              • C:\Users\Admin\h9j3D3wDZd.exe

                MD5

                f8ed09d282804f3324e57d2857172f05

                SHA1

                f54652fd486004554766712de7de2906acf8338c

                SHA256

                7ecadea1069a951c13d075afb1fb598fe70115bdeaf348e6dc14bd909869af56

                SHA512

                e7b01dc7f3a79d02a8f3ac3aa17db7b3816d9ba0808231e4da7d3cfc7b782f29c7237e253c3081278c08f393636395e97539ef68ee749db719c0de348ad3fb68

              • memory/196-7-0x0000000000000000-mapping.dmp

              • memory/492-2-0x0000000002EE0000-0x0000000003150000-memory.dmp

                Filesize

                2.4MB

              • memory/492-11-0x0000000003150000-0x0000000003160000-memory.dmp

                Filesize

                64KB

              • memory/1392-38-0x0000000077142000-0x000000007714200C-memory.dmp

                Filesize

                12B

              • memory/1392-39-0x0000000000000000-mapping.dmp

              • memory/2488-18-0x0000000000000000-mapping.dmp

              • memory/2504-36-0x0000000000000000-mapping.dmp

              • memory/2504-35-0x0000000077142000-0x000000007714200C-memory.dmp

                Filesize

                12B

              • memory/2660-20-0x0000000000000000-mapping.dmp

              • memory/2660-19-0x0000000077142000-0x000000007714200C-memory.dmp

                Filesize

                12B

              • memory/2880-12-0x00000000077A0000-0x00000000077A1000-memory.dmp

                Filesize

                4KB

              • memory/2880-6-0x0000000073310000-0x00000000739FE000-memory.dmp

                Filesize

                6.9MB

              • memory/2880-16-0x0000000007960000-0x0000000007963000-memory.dmp

                Filesize

                12KB

              • memory/2880-3-0x0000000000000000-mapping.dmp

              • memory/2880-17-0x0000000007A70000-0x0000000007A71000-memory.dmp

                Filesize

                4KB

              • memory/2880-41-0x0000000008330000-0x000000000839B000-memory.dmp

                Filesize

                428KB

              • memory/2880-8-0x0000000000950000-0x0000000000951000-memory.dmp

                Filesize

                4KB

              • memory/2880-10-0x0000000007C00000-0x0000000007C01000-memory.dmp

                Filesize

                4KB

              • memory/2880-13-0x0000000007840000-0x0000000007841000-memory.dmp

                Filesize

                4KB

              • memory/2880-14-0x0000000007740000-0x0000000007741000-memory.dmp

                Filesize

                4KB

              • memory/3052-23-0x0000000000000000-mapping.dmp

              • memory/3052-22-0x0000000077142000-0x000000007714200C-memory.dmp

                Filesize

                12B

              • memory/3136-27-0x0000000077142000-0x000000007714200C-memory.dmp

                Filesize

                12B

              • memory/3136-28-0x0000000000000000-mapping.dmp

              • memory/3700-33-0x0000000000000000-mapping.dmp

              • memory/3700-32-0x0000000077142000-0x000000007714200C-memory.dmp

                Filesize

                12B

              • memory/4032-42-0x0000000000400000-0x000000000043C000-memory.dmp

                Filesize

                240KB

              • memory/4032-43-0x000000000043764E-mapping.dmp

              • memory/4032-46-0x0000000073310000-0x00000000739FE000-memory.dmp

                Filesize

                6.9MB

              • memory/4032-51-0x00000000056A0000-0x00000000056A1000-memory.dmp

                Filesize

                4KB

              • memory/4032-52-0x0000000005C00000-0x0000000005C01000-memory.dmp

                Filesize

                4KB

              • memory/4032-53-0x00000000063E0000-0x00000000063E1000-memory.dmp

                Filesize

                4KB

              • memory/4032-56-0x00000000056A1000-0x00000000056A2000-memory.dmp

                Filesize

                4KB