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Analysis

  • max time kernel
    60s
  • max time network
    54s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    21/07/2024, 14:20

General

  • Target

    NjRat 0.7D Green Edition by im523.exe

  • Size

    2.5MB

  • MD5

    db03ed78b35220d0a178d0c4cba27e76

  • SHA1

    ba576c67c78c680e2f8c5375d294b5dbd7c3250e

  • SHA256

    42b9c295089c7cf9141f5d0a40a1155cfd3627888579473f8c9b80e8e3ea1c48

  • SHA512

    c272cfef5199450c903443ae3259191d1ecfd8795854e297aef36c819af8887233419b98bb54e5e5894846a1454c398991487547191c66de00881c31e6d1ae93

  • SSDEEP

    49152:LJNiJe3T1/rgMVwPpIGGHgoQhLL2RWNbftLLQPFfO5SSOp:LJNReMVmILHg3gMQSjO

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 9 IoCs
  • Creates new service(s) 2 TTPs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of SetThreadContext 2 IoCs
  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NjRat 0.7D Green Edition by im523.exe
    "C:\Users\Admin\AppData\Local\Temp\NjRat 0.7D Green Edition by im523.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:4988
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "WAPQYYAB"
      2⤵
      • Launches sc.exe
      PID:3168
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "WAPQYYAB" binpath= "C:\ProgramData\evhjkmhsccca\ffhzguglhicn.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:4820
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:4984
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "WAPQYYAB"
      2⤵
      • Launches sc.exe
      PID:4812
  • C:\ProgramData\evhjkmhsccca\ffhzguglhicn.exe
    C:\ProgramData\evhjkmhsccca\ffhzguglhicn.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:2040
      • C:\Windows\explorer.exe
        explorer.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4228
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3828
      • C:\Users\Admin\AppData\Local\Temp\NjRat 0.7D Green Edition by im523.exe
        "C:\Users\Admin\AppData\Local\Temp\NjRat 0.7D Green Edition by im523.exe"
        1⤵
          PID:4560

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\evhjkmhsccca\ffhzguglhicn.exe

          Filesize

          2.5MB

          MD5

          db03ed78b35220d0a178d0c4cba27e76

          SHA1

          ba576c67c78c680e2f8c5375d294b5dbd7c3250e

          SHA256

          42b9c295089c7cf9141f5d0a40a1155cfd3627888579473f8c9b80e8e3ea1c48

          SHA512

          c272cfef5199450c903443ae3259191d1ecfd8795854e297aef36c819af8887233419b98bb54e5e5894846a1454c398991487547191c66de00881c31e6d1ae93

        • memory/2040-5-0x0000000140000000-0x000000014000D000-memory.dmp

          Filesize

          52KB

        • memory/2040-8-0x0000000140000000-0x000000014000D000-memory.dmp

          Filesize

          52KB

        • memory/2040-6-0x0000000140000000-0x000000014000D000-memory.dmp

          Filesize

          52KB

        • memory/2040-10-0x0000000140000000-0x000000014000D000-memory.dmp

          Filesize

          52KB

        • memory/2040-3-0x0000000140000000-0x000000014000D000-memory.dmp

          Filesize

          52KB

        • memory/2040-4-0x0000000140000000-0x000000014000D000-memory.dmp

          Filesize

          52KB

        • memory/4228-16-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-17-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-20-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-23-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-22-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-21-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-15-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-18-0x0000000001150000-0x0000000001170000-memory.dmp

          Filesize

          128KB

        • memory/4228-11-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-19-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-24-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-14-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-13-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-12-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-25-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/4228-26-0x00000000013C0000-0x00000000013C4000-memory.dmp

          Filesize

          16KB

        • memory/4228-27-0x00000000013C0000-0x00000000013C4000-memory.dmp

          Filesize

          16KB