Analysis

  • max time kernel
    1799s
  • max time network
    1802s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 10:55

General

  • Target

    Njrat-main/NjRat 0.7D Green Edition by im523(Beta).exe

  • Size

    1.7MB

  • MD5

    2d3f9951b531061af499f324ca30f3ce

  • SHA1

    090626c1013d4e30c182cddc881ef004b7289ede

  • SHA256

    7914abca942a21058ca87cf2e19366ce41204fa1085008cb890f5853bc852b2d

  • SHA512

    e8ef728be7d9fb55b95b52e0c3e0e87d2a6e560ec5df309878b13c447e349bd2885f5fe1ef4075392bc242523fa7d74aea9607f48194cbc241a39ba04e9b03a5

  • SSDEEP

    49152:1UNixUNihxhA3333333333333QthBKthxeGlPAZwX:iiWijhA3333333333333QthIthxlPAZk

Score
8/10

Malware Config

Signatures

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

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

  • Executes dropped EXE 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Njrat-main\NjRat 0.7D Green Edition by im523(Beta).exe
    "C:\Users\Admin\AppData\Local\Temp\Njrat-main\NjRat 0.7D Green Edition by im523(Beta).exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2904
    • C:\Users\Admin\AppData\Local\Temp\~__UNINST.EXE
      "C:\Users\Admin\AppData\Local\Temp\~__UNINST.EXE" C:\Users\Admin\AppData\Local\Temp\Njrat-main\NjRat 0.7D Green Edition by im523(Beta).exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:932
      • 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"
        3⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2728
      • C:\Users\Admin\AppData\Local\Temp\Server.exe
        "C:\Users\Admin\AppData\Local\Temp\Server.exe" ADN
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2108
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          PID:1356

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\NjRat 0.7D Green Edition by im523.exe

    Filesize

    1.6MB

    MD5

    1033c448810d3b507423546432e2f502

    SHA1

    2bf9d04f68ed15b957378fb95daa78c85d5b2b26

    SHA256

    f0c85722b88d1e7a1941ba17551cd5c29aef99fad86d78a5631a0f5446b3f580

    SHA512

    aeb964632dfad41fc383a68ace0e6beb152a7075f21a32e449624a27da5d2a5ccda0665fbd90597d65d74b0790877baf6f81336660b1df4bf38b41cd0bc6cd44

  • C:\Users\Admin\AppData\Local\Temp\Server.exe

    Filesize

    37KB

    MD5

    0ec2cec1259d0d1fa3399f25be9adb64

    SHA1

    4d7bb432d01f6854f978d6523d597641515dac4a

    SHA256

    b6b110fb56c4a8830b654a46be266b25607e1f21385cb7df4b7484ac37dfe4bf

    SHA512

    44748f5dbd9a0c4653581c21d20485d6cf06985e0a6625b977b98b9fae75436ec484923a2dfb7814d60ca88c94919dea05cfe5ffe649a67045adc25cf65eabd4

  • C:\Users\Admin\AppData\Local\Temp\~__UNINST.EXE

    Filesize

    1.7MB

    MD5

    2d3f9951b531061af499f324ca30f3ce

    SHA1

    090626c1013d4e30c182cddc881ef004b7289ede

    SHA256

    7914abca942a21058ca87cf2e19366ce41204fa1085008cb890f5853bc852b2d

    SHA512

    e8ef728be7d9fb55b95b52e0c3e0e87d2a6e560ec5df309878b13c447e349bd2885f5fe1ef4075392bc242523fa7d74aea9607f48194cbc241a39ba04e9b03a5

  • memory/2108-34-0x0000000073990000-0x0000000073F41000-memory.dmp

    Filesize

    5.7MB

  • memory/2108-36-0x0000000073990000-0x0000000073F41000-memory.dmp

    Filesize

    5.7MB

  • memory/2108-39-0x0000000073990000-0x0000000073F41000-memory.dmp

    Filesize

    5.7MB

  • memory/2728-33-0x0000000073992000-0x0000000073993000-memory.dmp

    Filesize

    4KB

  • memory/2728-35-0x0000000073990000-0x0000000073F41000-memory.dmp

    Filesize

    5.7MB

  • memory/2728-37-0x0000000073990000-0x0000000073F41000-memory.dmp

    Filesize

    5.7MB

  • memory/2728-38-0x0000000073992000-0x0000000073993000-memory.dmp

    Filesize

    4KB

  • memory/2728-40-0x0000000073990000-0x0000000073F41000-memory.dmp

    Filesize

    5.7MB