Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-07-2024 16:53

General

  • Target

    ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe

  • Size

    221KB

  • MD5

    6621fcab4de5fab7eac4d8d03c87f233

  • SHA1

    70dd77e26e803239877b30439eb123454bc137cc

  • SHA256

    ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2

  • SHA512

    d132d2399c65b6b0083f7172c04d4708b28b3deceb93fd0c5dfc5bcfdfd9ee459c5b46853d176e08e99a2a8842945e6cd396e4137fac430c67abea388e83789c

  • SSDEEP

    6144:WdwDpybdvNg134Gnq2YZstYaGaqjWq9441D/Kv+I:/cE134GiZ4Ya7mWq9441D/Kvj

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

91.92.248.167

Mutex

Wolid_rat_nd8859g

Attributes
  • delay

    60000

  • install_path

    appdata

  • port

    1280

  • startup_name

    cms

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 4 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • 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 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
    "C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1260
    • C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
      C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
      2⤵
        PID:5000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 80
          3⤵
          • Program crash
          PID:3132
      • C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
        C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
        2⤵
        • Suspicious use of UnmapMainImage
        PID:772
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 12
          3⤵
          • Program crash
          PID:4316
      • C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
        C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:1940
        • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1012
          • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2592
            • C:\Windows\SysWOW64\schtasks.exe
              "schtasks.exe" /Create /TN "cms" /XML "C:\Users\Admin\AppData\Local\Temp\tmp31C9.tmp" /F
              5⤵
              • Scheduled Task/Job: Scheduled Task
              PID:4128
          • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
            4⤵
            • Executes dropped EXE
            PID:2120
          • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
            4⤵
            • Executes dropped EXE
            PID:4044
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5000 -ip 5000
      1⤵
        PID:3632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 772 -ip 772
        1⤵
          PID:3984

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe.log
          Filesize

          706B

          MD5

          d95c58e609838928f0f49837cab7dfd2

          SHA1

          55e7139a1e3899195b92ed8771d1ca2c7d53c916

          SHA256

          0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

          SHA512

          405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

        • C:\Users\Admin\AppData\Local\Temp\tmp31C9.tmp
          Filesize

          1KB

          MD5

          4612375ad605d10e79d882b7afc296ca

          SHA1

          fb4e4ece5c24ac82dc682c074a6512c0f658b9cb

          SHA256

          6a61e18e644a02a278465f91e5ced51e2aeba0d3a8aff0e347dc78275e32eedb

          SHA512

          4e4ad525b7b69d6ccc33b1d77d077c56df86cd7ba7cf5f02cfc78c1035f611d16249d5cedbd24297db5fcb1f4082e6aab60c447670f4996003fee77fd44478cb

        • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          Filesize

          221KB

          MD5

          6621fcab4de5fab7eac4d8d03c87f233

          SHA1

          70dd77e26e803239877b30439eb123454bc137cc

          SHA256

          ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2

          SHA512

          d132d2399c65b6b0083f7172c04d4708b28b3deceb93fd0c5dfc5bcfdfd9ee459c5b46853d176e08e99a2a8842945e6cd396e4137fac430c67abea388e83789c

        • memory/772-10-0x0000000000400000-0x0000000000412000-memory.dmp
          Filesize

          72KB

        • memory/1012-28-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/1012-29-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/1012-37-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/1260-2-0x00000000057F0000-0x00000000057F6000-memory.dmp
          Filesize

          24KB

        • memory/1260-6-0x000000000EB00000-0x000000000F0A4000-memory.dmp
          Filesize

          5.6MB

        • memory/1260-4-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/1260-3-0x000000000E3D0000-0x000000000E40A000-memory.dmp
          Filesize

          232KB

        • memory/1260-1-0x0000000000FC0000-0x0000000000FFC000-memory.dmp
          Filesize

          240KB

        • memory/1260-16-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/1260-5-0x000000000E4B0000-0x000000000E54C000-memory.dmp
          Filesize

          624KB

        • memory/1260-8-0x00000000052A0000-0x00000000052A6000-memory.dmp
          Filesize

          24KB

        • memory/1260-0-0x00000000750EE000-0x00000000750EF000-memory.dmp
          Filesize

          4KB

        • memory/1260-7-0x000000000E5F0000-0x000000000E682000-memory.dmp
          Filesize

          584KB

        • memory/1940-27-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/1940-15-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/2592-34-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB

        • memory/2592-38-0x00000000750E0000-0x0000000075890000-memory.dmp
          Filesize

          7.7MB