Analysis

  • max time kernel
    114s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 08:05

General

  • Target

    c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe

  • Size

    174KB

  • MD5

    d0cbf54138d03f82115b5708be94c5c0

  • SHA1

    aeaafe59c0342c0105d764ee69f6292206f661c6

  • SHA256

    c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949

  • SHA512

    fedc40b326466772e5da972798faa3504837ee67cd26f73db2f6a7effae9d1dc511007279ddd3b78b885c8d691c897ffd2a29f82dd37c6a33623eee85ebb1108

  • SSDEEP

    3072:BUjKL04BXtB57iecsOv7lzIAKddLhVcDjgOzzH9P2kYiy3MeKXRPCc96Rd:Bcct1czz+rdLh4jRzH9ukY6eKXRPCnd

Malware Config

Extracted

Family

xenorat

C2

dns.stipamana.com

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    12000

  • install_path

    appdata

  • port

    4567

  • startup_name

    mrec

Signatures

  • Detect XenoRat Payload 1 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
    "C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
      C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3616
    • C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
      C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1384
      • C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
        "C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3332
        • C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1016
        • C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4308
        • C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2252
    • C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
      C:\Users\Admin\AppData\Local\Temp\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1192
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD8DB.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe.log

    Filesize

    706B

    MD5

    d95c58e609838928f0f49837cab7dfd2

    SHA1

    55e7139a1e3899195b92ed8771d1ca2c7d53c916

    SHA256

    0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

    SHA512

    405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

  • C:\Users\Admin\AppData\Local\Temp\tmpD8DB.tmp

    Filesize

    1KB

    MD5

    b9886231760d9bb29c4161d5176b49b5

    SHA1

    6c762bbe1f2b56f9e054d3d5b50528355cb53111

    SHA256

    51b23520ca5c1d4384ad671e64fee4c2674e472b3d340bdd33b4258d7f3571e3

    SHA512

    81967806c4c5ca51d1cafa1b37b21d4051966a0eb97fa3cd0b9e7094df78cf91ab735c37c185cc703a0b01ab6178583c95c0c271a83ab2dd7b7035342ace80e6

  • C:\Users\Admin\AppData\Roaming\UpdateManager\c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949N.exe

    Filesize

    174KB

    MD5

    d0cbf54138d03f82115b5708be94c5c0

    SHA1

    aeaafe59c0342c0105d764ee69f6292206f661c6

    SHA256

    c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949

    SHA512

    fedc40b326466772e5da972798faa3504837ee67cd26f73db2f6a7effae9d1dc511007279ddd3b78b885c8d691c897ffd2a29f82dd37c6a33623eee85ebb1108

  • memory/1192-20-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1192-38-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1192-19-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1384-17-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1384-31-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1804-7-0x0000000004B40000-0x0000000004B46000-memory.dmp

    Filesize

    24KB

  • memory/1804-1-0x00000000000C0000-0x00000000000F0000-memory.dmp

    Filesize

    192KB

  • memory/1804-3-0x0000000004510000-0x0000000004544000-memory.dmp

    Filesize

    208KB

  • memory/1804-16-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1804-4-0x0000000006F80000-0x000000000701C000-memory.dmp

    Filesize

    624KB

  • memory/1804-8-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1804-6-0x0000000007020000-0x00000000070B2000-memory.dmp

    Filesize

    584KB

  • memory/1804-0-0x0000000074B9E000-0x0000000074B9F000-memory.dmp

    Filesize

    4KB

  • memory/1804-5-0x00000000075D0000-0x0000000007B74000-memory.dmp

    Filesize

    5.6MB

  • memory/1804-2-0x00000000023E0000-0x00000000023E6000-memory.dmp

    Filesize

    24KB

  • memory/3616-15-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/3616-18-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/3616-9-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB