Analysis

  • max time kernel
    74s
  • max time network
    79s
  • 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 05:19

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 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 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:4128
    • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      2⤵
        PID:3972
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 12
          3⤵
          • Program crash
          PID:2196
      • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        2⤵
          PID:4288
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 80
            3⤵
            • Program crash
            PID:3084
        • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
          C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
          2⤵
          • System Location Discovery: System Language Discovery
          PID:4444
          • C:\Windows\SysWOW64\schtasks.exe
            "schtasks.exe" /Create /TN "HDdisplay" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA74.tmp" /F
            3⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:3720
        • 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:4176
          • 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:4332
            • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              4⤵
              • Executes dropped EXE
              PID:2768
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 80
                5⤵
                • Program crash
                PID:1460
            • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              4⤵
              • Executes dropped EXE
              PID:4372
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 80
                5⤵
                • Program crash
                PID:2476
            • 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:2348
            • 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:4860
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3972 -ip 3972
        1⤵
          PID:2796
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4288 -ip 4288
          1⤵
            PID:3160
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2768 -ip 2768
            1⤵
              PID:2620
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4372 -ip 4372
              1⤵
                PID:4764

              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\tmpAA74.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/4128-8-0x00000000066F0000-0x00000000066F6000-memory.dmp

                Filesize

                24KB

              • memory/4128-2-0x0000000002BD0000-0x0000000002BD6000-memory.dmp

                Filesize

                24KB

              • memory/4128-5-0x0000000006740000-0x00000000067DC000-memory.dmp

                Filesize

                624KB

              • memory/4128-6-0x0000000006D90000-0x0000000007334000-memory.dmp

                Filesize

                5.6MB

              • memory/4128-7-0x0000000006880000-0x0000000006912000-memory.dmp

                Filesize

                584KB

              • memory/4128-0-0x000000007468E000-0x000000007468F000-memory.dmp

                Filesize

                4KB

              • memory/4128-1-0x0000000000960000-0x00000000009A8000-memory.dmp

                Filesize

                288KB

              • memory/4128-4-0x0000000005540000-0x0000000005580000-memory.dmp

                Filesize

                256KB

              • memory/4128-14-0x0000000074680000-0x0000000074E30000-memory.dmp

                Filesize

                7.7MB

              • memory/4128-3-0x0000000074680000-0x0000000074E30000-memory.dmp

                Filesize

                7.7MB

              • memory/4176-15-0x0000000074680000-0x0000000074E30000-memory.dmp

                Filesize

                7.7MB

              • memory/4176-28-0x0000000074680000-0x0000000074E30000-memory.dmp

                Filesize

                7.7MB

              • memory/4444-13-0x0000000074680000-0x0000000074E30000-memory.dmp

                Filesize

                7.7MB

              • memory/4444-16-0x0000000074680000-0x0000000074E30000-memory.dmp

                Filesize

                7.7MB

              • memory/4444-37-0x0000000074680000-0x0000000074E30000-memory.dmp

                Filesize

                7.7MB

              • memory/4444-9-0x0000000000400000-0x0000000000412000-memory.dmp

                Filesize

                72KB