Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-07-2024 01:13

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 UnmapMainImage 1 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:1576
    • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4680
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "HDdisplay" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA1D9.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:440
    • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
      2⤵
        PID:224
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 224 -s 80
          3⤵
          • Program crash
          PID:2900
      • C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        C:\Users\Admin\AppData\Local\Temp\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
        2⤵
          PID:448
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 80
            3⤵
            • Program crash
            PID:1816
        • 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:2132
          • 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:2172
            • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              4⤵
              • Executes dropped EXE
              • Suspicious use of UnmapMainImage
              PID:836
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 836 -s 12
                5⤵
                • Program crash
                PID:3416
            • 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:2892
            • 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:1736
            • C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              C:\Users\Admin\AppData\Roaming\XenoManager\54eafd9bd8105444ccd57e92dc3bee43166532da0a71e26686fe9913956f6243.exe
              4⤵
              • Executes dropped EXE
              PID:944
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 944 -s 80
                5⤵
                • Program crash
                PID:4292
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 448 -ip 448
        1⤵
          PID:532
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 224 -ip 224
          1⤵
            PID:3564
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 836 -ip 836
            1⤵
              PID:5076
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 944 -ip 944
              1⤵
                PID:984

              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\tmpA1D9.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/1576-8-0x0000000005540000-0x0000000005546000-memory.dmp

                Filesize

                24KB

              • memory/1576-2-0x0000000002E30000-0x0000000002E36000-memory.dmp

                Filesize

                24KB

              • memory/1576-5-0x0000000005E60000-0x0000000006404000-memory.dmp

                Filesize

                5.6MB

              • memory/1576-6-0x0000000074C50000-0x0000000075400000-memory.dmp

                Filesize

                7.7MB

              • memory/1576-7-0x00000000058B0000-0x0000000005942000-memory.dmp

                Filesize

                584KB

              • memory/1576-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

                Filesize

                4KB

              • memory/1576-1-0x0000000000AF0000-0x0000000000B38000-memory.dmp

                Filesize

                288KB

              • memory/1576-4-0x0000000005810000-0x00000000058AC000-memory.dmp

                Filesize

                624KB

              • memory/1576-16-0x0000000074C50000-0x0000000075400000-memory.dmp

                Filesize

                7.7MB

              • memory/1576-3-0x0000000005490000-0x00000000054D0000-memory.dmp

                Filesize

                256KB

              • memory/2132-15-0x0000000074C50000-0x0000000075400000-memory.dmp

                Filesize

                7.7MB

              • memory/2132-30-0x0000000074C50000-0x0000000075400000-memory.dmp

                Filesize

                7.7MB

              • memory/4680-14-0x0000000074C50000-0x0000000075400000-memory.dmp

                Filesize

                7.7MB

              • memory/4680-18-0x0000000074C50000-0x0000000075400000-memory.dmp

                Filesize

                7.7MB

              • memory/4680-39-0x0000000074C50000-0x0000000075400000-memory.dmp

                Filesize

                7.7MB

              • memory/4680-9-0x0000000000400000-0x0000000000412000-memory.dmp

                Filesize

                72KB