Analysis

  • max time kernel
    144s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 19:17

General

  • Target

    OdemeEylul.exe

  • Size

    349KB

  • MD5

    9202eafd948a7c76d895cf64a4c29266

  • SHA1

    01cf5b9553d08d8255f2e125e9a6272e8b40b7a7

  • SHA256

    90174afec8bf53b5718abdb2495257926f083cec0d4b90f7d2f7dda29ccbe256

  • SHA512

    47e7bb6b613c8f1c358108c7e1447b950109fb6fb0dbf5cadc457f628ad5bdce5874da1ca9fc8a51432c79798c03d869189145725d688500ff009f826a839512

  • SSDEEP

    6144:QocMkAI/pFPeX8yP2jYddBTnETaxzO7KIU4ctjccYnaXYI:JkAEFeXZP2jgTwTFa4ctjccYnaXF

Malware Config

Extracted

Family

xenorat

C2

154.216.17.155

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    50000

  • install_path

    appdata

  • port

    1356

  • startup_name

    csvr

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 3 IoCs
  • Suspicious use of SetThreadContext 4 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 6 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 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OdemeEylul.exe
    "C:\Users\Admin\AppData\Local\Temp\OdemeEylul.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3528
    • C:\Users\Admin\AppData\Local\Temp\OdemeEylul.exe
      C:\Users\Admin\AppData\Local\Temp\OdemeEylul.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3292
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "csvr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8807.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2872
    • C:\Users\Admin\AppData\Local\Temp\OdemeEylul.exe
      C:\Users\Admin\AppData\Local\Temp\OdemeEylul.exe
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4044
      • C:\Users\Admin\AppData\Roaming\XenoManager\OdemeEylul.exe
        "C:\Users\Admin\AppData\Roaming\XenoManager\OdemeEylul.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4484
        • C:\Users\Admin\AppData\Roaming\XenoManager\OdemeEylul.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\OdemeEylul.exe
          4⤵
          • Executes dropped EXE
          PID:3256
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3256 -s 80
            5⤵
            • Program crash
            PID:1860
        • C:\Users\Admin\AppData\Roaming\XenoManager\OdemeEylul.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\OdemeEylul.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2380
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3256 -ip 3256
    1⤵
      PID:4488

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      706B

      MD5

      d95c58e609838928f0f49837cab7dfd2

      SHA1

      55e7139a1e3899195b92ed8771d1ca2c7d53c916

      SHA256

      0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

      SHA512

      405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

    • C:\Users\Admin\AppData\Local\Temp\tmp8807.tmp

      Filesize

      1KB

      MD5

      a37b4e65461c696b649e58f429e518a9

      SHA1

      9525ff084c361a182c9f16c0251078214c8b9fa5

      SHA256

      38b12151beb8bdfc57aaa2b81c85764ed08f66083f05940df9aa4b3a9edcda9a

      SHA512

      078b5c9c8effc202cca33b11dd59d6c36a9e783d2c4ca32204abf3efc7fd7010cebbc44c386eada35aa3f0d4440cb482ef1ec607e4c66763281e75df88c5bf35

    • C:\Users\Admin\AppData\Roaming\XenoManager\OdemeEylul.exe

      Filesize

      349KB

      MD5

      9202eafd948a7c76d895cf64a4c29266

      SHA1

      01cf5b9553d08d8255f2e125e9a6272e8b40b7a7

      SHA256

      90174afec8bf53b5718abdb2495257926f083cec0d4b90f7d2f7dda29ccbe256

      SHA512

      47e7bb6b613c8f1c358108c7e1447b950109fb6fb0dbf5cadc457f628ad5bdce5874da1ca9fc8a51432c79798c03d869189145725d688500ff009f826a839512

    • memory/3292-9-0x0000000000400000-0x0000000000412000-memory.dmp

      Filesize

      72KB

    • memory/3292-35-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/3292-16-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/3292-13-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/3528-5-0x000000000E410000-0x000000000E4AC000-memory.dmp

      Filesize

      624KB

    • memory/3528-4-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/3528-7-0x000000000E550000-0x000000000E5E2000-memory.dmp

      Filesize

      584KB

    • memory/3528-14-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/3528-6-0x000000000EA60000-0x000000000F004000-memory.dmp

      Filesize

      5.6MB

    • memory/3528-1-0x0000000000ED0000-0x0000000000F32000-memory.dmp

      Filesize

      392KB

    • memory/3528-0-0x000000007525E000-0x000000007525F000-memory.dmp

      Filesize

      4KB

    • memory/3528-8-0x00000000030D0000-0x00000000030D6000-memory.dmp

      Filesize

      24KB

    • memory/3528-3-0x000000000E320000-0x000000000E376000-memory.dmp

      Filesize

      344KB

    • memory/3528-2-0x00000000030F0000-0x00000000030F6000-memory.dmp

      Filesize

      24KB

    • memory/4044-29-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/4044-15-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/4484-34-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/4484-28-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB