Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-07-2024 08:25

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 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 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:844
    • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3092
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "HDdisplay" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA6CA.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2176
    • 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:2924
      • 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:3316
        • 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:1088
        • 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:1188
        • 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:716
    • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      2⤵
        PID:1468
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1468 -s 80
          3⤵
          • Program crash
          PID:4368
      • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4192
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1468 -ip 1468
      1⤵
        PID:680

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      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\tmpA6CA.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/844-3-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/844-4-0x000000000DE70000-0x000000000DEB0000-memory.dmp

        Filesize

        256KB

      • memory/844-5-0x000000000DF50000-0x000000000DFEC000-memory.dmp

        Filesize

        624KB

      • memory/844-6-0x000000000E5A0000-0x000000000EB44000-memory.dmp

        Filesize

        5.6MB

      • memory/844-7-0x000000000E090000-0x000000000E122000-memory.dmp

        Filesize

        584KB

      • memory/844-8-0x0000000004DB0000-0x0000000004DB6000-memory.dmp

        Filesize

        24KB

      • memory/844-2-0x0000000005260000-0x0000000005266000-memory.dmp

        Filesize

        24KB

      • memory/844-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

        Filesize

        4KB

      • memory/844-18-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/844-1-0x00000000008F0000-0x0000000000938000-memory.dmp

        Filesize

        288KB

      • memory/2924-17-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/2924-31-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/3092-13-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/3092-20-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/3092-40-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/3092-9-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/4192-19-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB