Analysis

  • max time kernel
    126s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-06-2024 01:27

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#.

  • Detects executables packed with ConfuserEx Mod 1 IoCs
  • 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 1 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 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:3908
    • 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:4712
      • 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:3580
        • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          4⤵
          • Executes dropped EXE
          PID:5116
        • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          4⤵
          • Executes dropped EXE
          PID:5060
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 80
            5⤵
            • Program crash
            PID:1712
        • C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
          4⤵
          • Executes dropped EXE
          PID:1196
    • C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
      C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
      2⤵
        PID:3168
      • C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
        C:\Users\Admin\AppData\Local\Temp\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5780
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /Create /TN "cms" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2FD5.tmp" /F
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5060 -ip 5060
      1⤵
        PID:5340

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Execution

      Scheduled Task/Job

      1
      T1053

      Scheduled Task

      1
      T1053.005

      Persistence

      Scheduled Task/Job

      1
      T1053

      Scheduled Task

      1
      T1053.005

      Privilege Escalation

      Scheduled Task/Job

      1
      T1053

      Scheduled Task

      1
      T1053.005

      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\ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2.exe.log
        Filesize

        706B

        MD5

        d95c58e609838928f0f49837cab7dfd2

        SHA1

        55e7139a1e3899195b92ed8771d1ca2c7d53c916

        SHA256

        0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

        SHA512

        405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

      • C:\Users\Admin\AppData\Local\Temp\tmp2FD5.tmp
        Filesize

        1KB

        MD5

        83d6e89b8754d25b433641acaa2a66eb

        SHA1

        f89d5bdae947ac5cb70fc2ab675b48081d9b0732

        SHA256

        5616a5762d790c9d6f881095099a0adae1b5f2dee34ec1909e823d851a28f5d0

        SHA512

        fb805ced008dc025a0e851ed0075fbc7f9f65a667e82fe68a8f434490f476d1a5bceebaadedf726ac5447f7ccfbd91ef19669ef499150960c9d4b0204cbef97f

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

        221KB

        MD5

        6621fcab4de5fab7eac4d8d03c87f233

        SHA1

        70dd77e26e803239877b30439eb123454bc137cc

        SHA256

        ac781121f63db7be4e5c79ea106118ce2c7a06f0abef01be3e54ff77351691e2

        SHA512

        d132d2399c65b6b0083f7172c04d4708b28b3deceb93fd0c5dfc5bcfdfd9ee459c5b46853d176e08e99a2a8842945e6cd396e4137fac430c67abea388e83789c

      • memory/3908-8-0x0000000002340000-0x0000000002346000-memory.dmp
        Filesize

        24KB

      • memory/3908-3-0x0000000004B90000-0x0000000004BCA000-memory.dmp
        Filesize

        232KB

      • memory/3908-5-0x000000000D690000-0x000000000D72C000-memory.dmp
        Filesize

        624KB

      • memory/3908-6-0x000000000DCE0000-0x000000000E284000-memory.dmp
        Filesize

        5.6MB

      • memory/3908-7-0x000000000D7D0000-0x000000000D862000-memory.dmp
        Filesize

        584KB

      • memory/3908-0-0x000000007486E000-0x000000007486F000-memory.dmp
        Filesize

        4KB

      • memory/3908-1-0x0000000000060000-0x000000000009C000-memory.dmp
        Filesize

        240KB

      • memory/3908-4-0x0000000074860000-0x0000000075010000-memory.dmp
        Filesize

        7.7MB

      • memory/3908-2-0x0000000002570000-0x0000000002576000-memory.dmp
        Filesize

        24KB

      • memory/3908-16-0x0000000074860000-0x0000000075010000-memory.dmp
        Filesize

        7.7MB

      • memory/4712-15-0x0000000074860000-0x0000000075010000-memory.dmp
        Filesize

        7.7MB

      • memory/4712-29-0x0000000074860000-0x0000000075010000-memory.dmp
        Filesize

        7.7MB

      • memory/4712-9-0x0000000000400000-0x0000000000412000-memory.dmp
        Filesize

        72KB

      • memory/5780-17-0x0000000074860000-0x0000000075010000-memory.dmp
        Filesize

        7.7MB

      • memory/5780-18-0x0000000074860000-0x0000000075010000-memory.dmp
        Filesize

        7.7MB

      • memory/5780-36-0x0000000074860000-0x0000000075010000-memory.dmp
        Filesize

        7.7MB