Analysis

  • max time kernel
    154s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2022, 09:49

General

  • Target

    05c6e2475d547bfebcb56aeb53546433a57d27c3e6392b51d8c5f0b3c0f356e0.exe

  • Size

    132KB

  • MD5

    10c1ced83ce8354b9ffb5d5892e76630

  • SHA1

    298dce72815accd9b2ab724004afd9f8dfedfe14

  • SHA256

    05c6e2475d547bfebcb56aeb53546433a57d27c3e6392b51d8c5f0b3c0f356e0

  • SHA512

    049ab0efba23731df28bd463f9518b8b9183a01c15798c9e7e2dfaabbf1763a65d8133116b639a5a3877ea9112de8c89c7228239c9cc7f91fb2bb2a04213f1eb

  • SSDEEP

    3072:pP4y3Ga2xGaDLyXnD3gw98iBymQWx+bTR3I2TdgO:Z0VsaknzZ8iBrLIZ3IIi

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05c6e2475d547bfebcb56aeb53546433a57d27c3e6392b51d8c5f0b3c0f356e0.exe
    "C:\Users\Admin\AppData\Local\Temp\05c6e2475d547bfebcb56aeb53546433a57d27c3e6392b51d8c5f0b3c0f356e0.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:704
    • C:\Users\Admin\AppData\Local\Temp\google chrome .exe
      "C:\Users\Admin\AppData\Local\Temp\google chrome .exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4576
      • C:\Windows\SYSTEM32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\google chrome .exe" "google chrome .exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4964

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\google chrome .exe

          Filesize

          132KB

          MD5

          10c1ced83ce8354b9ffb5d5892e76630

          SHA1

          298dce72815accd9b2ab724004afd9f8dfedfe14

          SHA256

          05c6e2475d547bfebcb56aeb53546433a57d27c3e6392b51d8c5f0b3c0f356e0

          SHA512

          049ab0efba23731df28bd463f9518b8b9183a01c15798c9e7e2dfaabbf1763a65d8133116b639a5a3877ea9112de8c89c7228239c9cc7f91fb2bb2a04213f1eb

        • C:\Users\Admin\AppData\Local\Temp\google chrome .exe

          Filesize

          132KB

          MD5

          10c1ced83ce8354b9ffb5d5892e76630

          SHA1

          298dce72815accd9b2ab724004afd9f8dfedfe14

          SHA256

          05c6e2475d547bfebcb56aeb53546433a57d27c3e6392b51d8c5f0b3c0f356e0

          SHA512

          049ab0efba23731df28bd463f9518b8b9183a01c15798c9e7e2dfaabbf1763a65d8133116b639a5a3877ea9112de8c89c7228239c9cc7f91fb2bb2a04213f1eb

        • memory/704-132-0x00000000008F0000-0x0000000000918000-memory.dmp

          Filesize

          160KB

        • memory/704-133-0x00007FF9F3B20000-0x00007FF9F45E1000-memory.dmp

          Filesize

          10.8MB

        • memory/704-137-0x00007FF9F3B20000-0x00007FF9F45E1000-memory.dmp

          Filesize

          10.8MB

        • memory/4576-138-0x00007FF9F3B20000-0x00007FF9F45E1000-memory.dmp

          Filesize

          10.8MB

        • memory/4576-140-0x00007FF9F3B20000-0x00007FF9F45E1000-memory.dmp

          Filesize

          10.8MB