Analysis

  • max time kernel
    145s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 20:27

General

  • Target

    54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe

  • Size

    253KB

  • MD5

    e74db56e352d5015304af19ec21ffeb5

  • SHA1

    cf026e98f937ea8989a789fa8e43895f3f642431

  • SHA256

    54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243

  • SHA512

    32854f3b960a17c9051714d4b456517607f21e57547c6711b4ae2020c54462ca554edc01d789052a66e082637ed6cf9854e624b6d938c6c852a282de13299dc2

  • SSDEEP

    6144:fK0vMcNP/YJ4/OmWMDJBP1FOHu10jc9ppUATB4KQK0f6nYSr8Kg0I:fK0vDE4dDJN6Hu10jcraOB4KQK0f6nYX

Malware Config

Extracted

Family

xenorat

C2

45.66.231.63

Mutex

Holid_rat_nd8859g

Attributes
  • delay

    60400

  • install_path

    appdata

  • port

    1243

  • startup_name

    HDdisplay

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Suspicious use of SetThreadContext 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
    "C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4964
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "HDdisplay" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8D18.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1524
    • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      2⤵
        PID:3360
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3360 -s 80
          3⤵
          • Program crash
          PID:2328
      • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        2⤵
        • Checks computer location settings
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1856
        • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2464
          • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2432
          • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:4692
          • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2124
          • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:3128
      • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        2⤵
          PID:2592
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 80
            3⤵
            • Program crash
            PID:1976
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3360 -ip 3360
        1⤵
          PID:2600
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2592 -ip 2592
          1⤵
            PID:964

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe.log

            Filesize

            706B

            MD5

            d95c58e609838928f0f49837cab7dfd2

            SHA1

            55e7139a1e3899195b92ed8771d1ca2c7d53c916

            SHA256

            0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

            SHA512

            405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

          • C:\Users\Admin\AppData\Local\Temp\tmp8D18.tmp

            Filesize

            1KB

            MD5

            ef69ce9e31a81aaa437daa23cd0ae497

            SHA1

            07e1dd83da18d75fa48965014b418980b3034dba

            SHA256

            bd8b310d643b10c82fadc1896952d25b1d46ce169e1e79efb7a46bf0ddf0ea24

            SHA512

            8aa960fc2daca017df025c723f1b606e9817cc4d4a319a7f4d4fdca12b19de015bf5f6acb57981b0c193c9961333f96e145b30776a41b3e93410dff40a5f2597

          • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe

            Filesize

            253KB

            MD5

            e74db56e352d5015304af19ec21ffeb5

            SHA1

            cf026e98f937ea8989a789fa8e43895f3f642431

            SHA256

            54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243

            SHA512

            32854f3b960a17c9051714d4b456517607f21e57547c6711b4ae2020c54462ca554edc01d789052a66e082637ed6cf9854e624b6d938c6c852a282de13299dc2

          • memory/900-8-0x0000000004F30000-0x0000000004F36000-memory.dmp

            Filesize

            24KB

          • memory/900-2-0x00000000028B0000-0x00000000028B6000-memory.dmp

            Filesize

            24KB

          • memory/900-5-0x0000000005150000-0x00000000051EC000-memory.dmp

            Filesize

            624KB

          • memory/900-6-0x00000000057A0000-0x0000000005D44000-memory.dmp

            Filesize

            5.6MB

          • memory/900-7-0x0000000005290000-0x0000000005322000-memory.dmp

            Filesize

            584KB

          • memory/900-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

            Filesize

            4KB

          • memory/900-1-0x0000000000470000-0x00000000004B8000-memory.dmp

            Filesize

            288KB

          • memory/900-4-0x0000000004E00000-0x0000000004E40000-memory.dmp

            Filesize

            256KB

          • memory/900-17-0x0000000074D00000-0x00000000754B0000-memory.dmp

            Filesize

            7.7MB

          • memory/900-3-0x0000000074D00000-0x00000000754B0000-memory.dmp

            Filesize

            7.7MB

          • memory/1856-16-0x0000000074D00000-0x00000000754B0000-memory.dmp

            Filesize

            7.7MB

          • memory/1856-30-0x0000000074D00000-0x00000000754B0000-memory.dmp

            Filesize

            7.7MB

          • memory/4964-15-0x0000000074D00000-0x00000000754B0000-memory.dmp

            Filesize

            7.7MB

          • memory/4964-18-0x0000000074D00000-0x00000000754B0000-memory.dmp

            Filesize

            7.7MB

          • memory/4964-39-0x0000000074D00000-0x00000000754B0000-memory.dmp

            Filesize

            7.7MB

          • memory/4964-9-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB