Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 03:10

General

  • Target
    74b00da0f2e4d0c8b6e2875d02fefcecJaffaCakes118_NeikiAnalytics.exe
  • Size 3.7MB
  • Sample240531-dpckqsec23
  • SHA256 ac23fc53a20f5a19e8183bfba89bcf040d64bec45628c8f50fd80d13d4641081
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • njrat

Version
  • 0.7.3

Botnet
  • Octubre

C2
  • njratnew.duckdns.org:3042

Mutex
  • Client.exe

Attributes
  • reg_key

    Client.exe

  • splitter

    123

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • UPX packed file 3 IoCs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74b00da0f2e4d0c8b6e2875d02fefcecJaffaCakes118_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\74b00da0f2e4d0c8b6e2875d02fefcecJaffaCakes118_NeikiAnalytics.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:416
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /TN REV_2611 /TR "'C:\Users\Admin\AppData\Roaming\{IQF2-5DU2-76KQ-KELJ-8649-TMI9}\REV_S8L8V.exe' /Installed" /sc ONLOGON /RL HIGHEST /F
      2⤵
      • Creates scheduled task(s)
      PID:988
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
      2⤵
        PID:4016
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
        2⤵
          PID:2400
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
          2⤵
            PID:5056
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
            2⤵
              PID:4960
            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
              2⤵
                PID:4364
              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                2⤵
                  PID:1848
                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                  2⤵
                    PID:5016
                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                    2⤵
                      PID:3808
                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                      2⤵
                        PID:4728
                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                        2⤵
                          PID:4964
                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                          2⤵
                            PID:4984
                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                            2⤵
                              PID:1776
                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                              2⤵
                                PID:2244
                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                2⤵
                                  PID:4108
                                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                  2⤵
                                    PID:5084
                                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                    2⤵
                                      PID:4204
                                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                      2⤵
                                        PID:548
                                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                        2⤵
                                          PID:3468
                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                          2⤵
                                            PID:4060
                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                            2⤵
                                              PID:3588
                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                              2⤵
                                                PID:4556
                                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                2⤵
                                                  PID:3240
                                                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                  2⤵
                                                    PID:3764
                                                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                    2⤵
                                                      PID:452
                                                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                      2⤵
                                                        PID:768
                                                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                        2⤵
                                                          PID:4864
                                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                          2⤵
                                                            PID:4836
                                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                            2⤵
                                                              PID:4872
                                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                              2⤵
                                                                PID:1032
                                                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                2⤵
                                                                  PID:2000
                                                                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                  2⤵
                                                                    PID:3056
                                                                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                    2⤵
                                                                      PID:2820
                                                                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                      2⤵
                                                                        PID:656
                                                                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                        2⤵
                                                                          PID:2772
                                                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                          2⤵
                                                                            PID:4504
                                                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                            2⤵
                                                                              PID:1732
                                                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                              2⤵
                                                                                PID:884
                                                                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                2⤵
                                                                                  PID:1164
                                                                                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                  2⤵
                                                                                    PID:2892
                                                                                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                    2⤵
                                                                                      PID:1972
                                                                                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                      2⤵
                                                                                        PID:1704
                                                                                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                        2⤵
                                                                                          PID:4444
                                                                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                          2⤵
                                                                                            PID:2836
                                                                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                            2⤵
                                                                                              PID:2952
                                                                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                              2⤵
                                                                                                PID:4116
                                                                                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                2⤵
                                                                                                  PID:2916
                                                                                                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                  2⤵
                                                                                                    PID:4196
                                                                                                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                    2⤵
                                                                                                      PID:1700
                                                                                                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                      2⤵
                                                                                                        PID:3200
                                                                                                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                        2⤵
                                                                                                          PID:1324
                                                                                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                          2⤵
                                                                                                            PID:3868
                                                                                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                            2⤵
                                                                                                              PID:3784
                                                                                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                              2⤵
                                                                                                                PID:4032
                                                                                                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                2⤵
                                                                                                                  PID:2128
                                                                                                                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                  2⤵
                                                                                                                    PID:2624
                                                                                                                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                    2⤵
                                                                                                                      PID:2236
                                                                                                                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                      2⤵
                                                                                                                        PID:3668
                                                                                                                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                        2⤵
                                                                                                                          PID:4240
                                                                                                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                          2⤵
                                                                                                                            PID:5088
                                                                                                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                            2⤵
                                                                                                                              PID:3496
                                                                                                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                              2⤵
                                                                                                                                PID:4144
                                                                                                                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                                2⤵
                                                                                                                                  PID:4716
                                                                                                                                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                                  2⤵
                                                                                                                                    PID:1456
                                                                                                                                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
                                                                                                                                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
                                                                                                                                    2⤵
                                                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                                                    PID:1340

                                                                                                                                Network

                                                                                                                                      MITRE ATT&CK Enterprise v15

                                                                                                                                      Replay Monitor

                                                                                                                                      Loading Replay Monitor...

                                                                                                                                      Downloads

                                                                                                                                      krn.dll

                                                                                                                                      • Path C:\patch\krn.dll
                                                                                                                                      • Size 625KB
                                                                                                                                      • SHA256 820c83c0533cfce2928e29edeaf6c255bc19ac9718b25a5656d99ffac30a03d6
                                                                                                                                      • MD5 SHA1 SHA512 SSDEEP

                                                                                                                                      ntd2.dll

                                                                                                                                      • Path C:\patch\ntd2.dll
                                                                                                                                      • Size 1.6MB
                                                                                                                                      • SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
                                                                                                                                      • MD5 SHA1 SHA512 SSDEEP

                                                                                                                                      memory/416-9-0x0000000066000000-0x000000006618C000-memory.dmp

                                                                                                                                      memory/416-12-0x0000000066000000-0x000000006618C000-memory.dmp

                                                                                                                                      memory/416-4-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-3-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-6-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-8-0x0000000066000000-0x000000006618C000-memory.dmp

                                                                                                                                      memory/416-1-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-5-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-7-0x0000000000400000-0x0000000000D1D000-memory.dmp

                                                                                                                                      memory/416-16-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-15-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-2-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-0-0x00000000757C0000-0x00000000757C1000-memory.dmp

                                                                                                                                      memory/416-28-0x00000000757A0000-0x0000000075890000-memory.dmp

                                                                                                                                      memory/416-27-0x0000000000400000-0x0000000000D1D000-memory.dmp

                                                                                                                                      memory/1340-26-0x0000000000400000-0x0000000001400000-memory.dmp