Analysis

  • max time kernel
    100s
  • max time network
    121s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    30-05-2024 03:12

General

  • Target

    WavePreTest.exe

  • Size

    250KB

  • MD5

    5e5f3675c35d20f0f178656ef3050610

  • SHA1

    1c3b806ecf7b9b26dd1c1a1ccead6cab4acb86e5

  • SHA256

    f0f5b2b8f43bfec5114b21a4abfeb0f225cb8e5b55ed276b43583caaab7c70e3

  • SHA512

    802a3cd68693bbfc86e69f20d734d7ee57188a5649715822da5d463496916b1789aef05315738493efe8160d9c1e8bb9b982f548a13ae841d314e920aac22779

  • SSDEEP

    3072:xw+jqc91UbTrp8T8JXuw55R20bXnxNHGLQSYUjkjYiN7q1M3C0x:+W191Ub58T8JXuBWnxN0kjjdC0

Malware Config

Extracted

Family

xenorat

C2

david-login.gl.at.ply.gg

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    54479

  • startup_name

    nothingset

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WavePreTest.exe
    "C:\Users\Admin\AppData\Local\Temp\WavePreTest.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4128
    • C:\Users\Admin\AppData\Roaming\XenoManager\WavePreTest.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\WavePreTest.exe"
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:508
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:1952
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x3d8
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2744

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      226B

      MD5

      957779c42144282d8cd83192b8fbc7cf

      SHA1

      de83d08d2cca06b9ff3d1ef239d6b60b705d25fe

      SHA256

      0d7ca7ba65e2b465e4878e324ceab8f8981f5ec06dcf5bc32559a4467a9c7d51

      SHA512

      f1549c61b4f2906d13b2aabb74772c2bc826cd42373d7bb6c48cbb125d5aa2ec17617e6b5e67e8aae3bb5790cc831cdba48a45008ed01df4fba8be448cce39fd

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

      Filesize

      250KB

      MD5

      5e5f3675c35d20f0f178656ef3050610

      SHA1

      1c3b806ecf7b9b26dd1c1a1ccead6cab4acb86e5

      SHA256

      f0f5b2b8f43bfec5114b21a4abfeb0f225cb8e5b55ed276b43583caaab7c70e3

      SHA512

      802a3cd68693bbfc86e69f20d734d7ee57188a5649715822da5d463496916b1789aef05315738493efe8160d9c1e8bb9b982f548a13ae841d314e920aac22779

    • memory/508-15-0x0000000005A90000-0x0000000005B22000-memory.dmp

      Filesize

      584KB

    • memory/508-16-0x0000000005E00000-0x0000000005E0A000-memory.dmp

      Filesize

      40KB

    • memory/508-9-0x00000000731A0000-0x000000007388E000-memory.dmp

      Filesize

      6.9MB

    • memory/508-10-0x00000000731A0000-0x000000007388E000-memory.dmp

      Filesize

      6.9MB

    • memory/508-11-0x0000000005E20000-0x0000000005E86000-memory.dmp

      Filesize

      408KB

    • memory/508-12-0x00000000731A0000-0x000000007388E000-memory.dmp

      Filesize

      6.9MB

    • memory/508-13-0x0000000005830000-0x000000000583A000-memory.dmp

      Filesize

      40KB

    • memory/508-14-0x0000000006790000-0x0000000006C8E000-memory.dmp

      Filesize

      5.0MB

    • memory/508-40-0x0000000006350000-0x000000000635A000-memory.dmp

      Filesize

      40KB

    • memory/508-25-0x0000000009800000-0x000000000989C000-memory.dmp

      Filesize

      624KB

    • memory/508-17-0x00000000731A0000-0x000000007388E000-memory.dmp

      Filesize

      6.9MB

    • memory/508-18-0x0000000006250000-0x000000000634A000-memory.dmp

      Filesize

      1000KB

    • memory/508-19-0x0000000009A30000-0x0000000009BF2000-memory.dmp

      Filesize

      1.8MB

    • memory/508-20-0x00000000079E0000-0x0000000007A30000-memory.dmp

      Filesize

      320KB

    • memory/508-21-0x00000000094C0000-0x0000000009536000-memory.dmp

      Filesize

      472KB

    • memory/508-22-0x000000000A130000-0x000000000A65C000-memory.dmp

      Filesize

      5.2MB

    • memory/508-23-0x00000000096D0000-0x00000000096EE000-memory.dmp

      Filesize

      120KB

    • memory/4128-1-0x00000000009E0000-0x0000000000A24000-memory.dmp

      Filesize

      272KB

    • memory/4128-0-0x00000000731AE000-0x00000000731AF000-memory.dmp

      Filesize

      4KB