Analysis

  • max time kernel
    138s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-06-2024 10:13

General

  • Target

    cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe

  • Size

    243KB

  • MD5

    b101dee2fdf011dfcdf4e3e55038ae75

  • SHA1

    fe8ae6b6e0f3ae4123d0cc564a23bf80d3109a92

  • SHA256

    cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf

  • SHA512

    3cb6b2ba2a8ac22b4b832c340d495343dbd39bb70c5be4ca66b8340debd60f3a374a72da4e89b73f86f7d8d1d527fdbaf27bcb9a3418868e8230604fef98477f

  • SSDEEP

    6144:Mg8trm+0369KcYpX38LHoFq1ZO8CzYL3qC2WuI:T8trm+CEslGHZ108CzYL3qC2WT

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

dns.dobiamfollollc.online

Mutex

Solid_rat_nd8889g

Attributes
  • delay

    61000

  • install_path

    appdata

  • port

    1283

  • startup_name

    bns

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
  • Creates scheduled task(s) 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 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
    "C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4368
    • C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
      C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4996
      • C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
        "C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4680
        • C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
          4⤵
          • Executes dropped EXE
          PID:464
        • C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
          4⤵
          • Executes dropped EXE
          PID:3360
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3360 -s 80
            5⤵
            • Program crash
            PID:4540
        • C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
          4⤵
          • Executes dropped EXE
          PID:2584
    • C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
      C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2120
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "bns" /XML "C:\Users\Admin\AppData\Local\Temp\tmp38CE.tmp" /F
        3⤵
        • Creates scheduled task(s)
        PID:1864
    • C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
      C:\Users\Admin\AppData\Local\Temp\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
      2⤵
        PID:2132
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 72
          3⤵
          • Program crash
          PID:3764
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2132 -ip 2132
      1⤵
        PID:988
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3360 -ip 3360
        1⤵
          PID:5100

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Execution

        Scheduled Task/Job

        1
        T1053

        Persistence

        Scheduled Task/Job

        1
        T1053

        Privilege Escalation

        Scheduled Task/Job

        1
        T1053

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        2
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe.log
          Filesize

          706B

          MD5

          d95c58e609838928f0f49837cab7dfd2

          SHA1

          55e7139a1e3899195b92ed8771d1ca2c7d53c916

          SHA256

          0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

          SHA512

          405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

        • C:\Users\Admin\AppData\Local\Temp\tmp38CE.tmp
          Filesize

          1KB

          MD5

          cef1bb3d218401e5ead236728fe10784

          SHA1

          8079297989bd6f1e41418c8f4234313fa3ec03c8

          SHA256

          287f891cd513b9d23d5443a81e110e35942d4e76e61c3aba78991d6400318955

          SHA512

          7860811f6112b3f7f70911daf5ee9ae764426fd9a33e28430e79b7c6716e45a61b3c0408fd693bf046510b5312e88846f655007b248f5fe3e48b2522de642898

        • C:\Users\Admin\AppData\Roaming\XenoManager\cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf.exe
          Filesize

          243KB

          MD5

          b101dee2fdf011dfcdf4e3e55038ae75

          SHA1

          fe8ae6b6e0f3ae4123d0cc564a23bf80d3109a92

          SHA256

          cfc72b24ecdc6d7ef3364324f33c0701ec116c86c3b7b4af2f32d309a218f7cf

          SHA512

          3cb6b2ba2a8ac22b4b832c340d495343dbd39bb70c5be4ca66b8340debd60f3a374a72da4e89b73f86f7d8d1d527fdbaf27bcb9a3418868e8230604fef98477f

        • memory/2120-14-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/2120-37-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/2120-16-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/4368-5-0x0000000004DE0000-0x0000000004E7C000-memory.dmp
          Filesize

          624KB

        • memory/4368-8-0x0000000004BA0000-0x0000000004BA6000-memory.dmp
          Filesize

          24KB

        • memory/4368-1-0x0000000000220000-0x0000000000266000-memory.dmp
          Filesize

          280KB

        • memory/4368-7-0x0000000004E80000-0x0000000004F12000-memory.dmp
          Filesize

          584KB

        • memory/4368-6-0x0000000005430000-0x00000000059D4000-memory.dmp
          Filesize

          5.6MB

        • memory/4368-15-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/4368-0-0x00000000746DE000-0x00000000746DF000-memory.dmp
          Filesize

          4KB

        • memory/4368-4-0x0000000004A70000-0x0000000004AB0000-memory.dmp
          Filesize

          256KB

        • memory/4368-3-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/4368-2-0x0000000002420000-0x0000000002426000-memory.dmp
          Filesize

          24KB

        • memory/4680-36-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/4680-28-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/4996-12-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/4996-29-0x00000000746D0000-0x0000000074E80000-memory.dmp
          Filesize

          7.7MB

        • memory/4996-9-0x0000000000400000-0x0000000000412000-memory.dmp
          Filesize

          72KB