Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    11-12-2024 02:11

General

  • Target

    13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe

  • Size

    166KB

  • MD5

    57fcc042b0f7783567878d217ae69e25

  • SHA1

    83032ec361ea8b15ef956536999b754db6a12423

  • SHA256

    13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564

  • SHA512

    4fe2ce713333d9a16d65ca5ccdc3a2e687b84a58b6b1e43b43c3f508edb2cc04478a5595efc43202decf7f86b50fd43382246fbc12553117a9177fb13d987b67

  • SSDEEP

    3072:sx0yjrZkg1DP9onHyAhZKoQd0z269TAfL7/Rwf+hO3IyYPC+X4og6Rd:iRjfAi7ymn/LhO3IyYPzX4oVd

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 3 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
    "C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
      C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2432
    • C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
      C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2636
      • C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
        "C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2868
        • C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2872
        • C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2920
        • C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2824
    • C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
      C:\Users\Admin\AppData\Local\Temp\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1704
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC89C.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpC89C.tmp

    Filesize

    1KB

    MD5

    b35f9577b053d88d26757e83476f6838

    SHA1

    baa7e25cb5a5f1db2c9ecb51c7a29ecd611e1f9f

    SHA256

    ffac207a54272d98f1433dd36907941c2371a3036dea824023a34807fe14c3af

    SHA512

    a095ab78e4cba8c51b920094241812706a8776fc6280dbfaac50244e423183440103d4937ec54a10512b2be7ff7ecd48a9c2e3a7bbf247ec8eb906646de88424

  • \Users\Admin\AppData\Roaming\UpdateManager\13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564.exe

    Filesize

    166KB

    MD5

    57fcc042b0f7783567878d217ae69e25

    SHA1

    83032ec361ea8b15ef956536999b754db6a12423

    SHA256

    13bd3ee226114db8e18f2fe414a7e2c4e0937eda7d8a02b2efebaa2af8238564

    SHA512

    4fe2ce713333d9a16d65ca5ccdc3a2e687b84a58b6b1e43b43c3f508edb2cc04478a5595efc43202decf7f86b50fd43382246fbc12553117a9177fb13d987b67

  • memory/2416-24-0x0000000074990000-0x000000007507E000-memory.dmp

    Filesize

    6.9MB

  • memory/2416-1-0x00000000013B0000-0x00000000013E0000-memory.dmp

    Filesize

    192KB

  • memory/2416-2-0x00000000005D0000-0x00000000005D6000-memory.dmp

    Filesize

    24KB

  • memory/2416-3-0x0000000000690000-0x00000000006C2000-memory.dmp

    Filesize

    200KB

  • memory/2416-4-0x00000000005F0000-0x00000000005F6000-memory.dmp

    Filesize

    24KB

  • memory/2416-0-0x000000007499E000-0x000000007499F000-memory.dmp

    Filesize

    4KB

  • memory/2416-22-0x0000000074990000-0x000000007507E000-memory.dmp

    Filesize

    6.9MB

  • memory/2432-5-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/2432-7-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/2432-11-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/2636-23-0x0000000074990000-0x000000007507E000-memory.dmp

    Filesize

    6.9MB

  • memory/2636-31-0x0000000074990000-0x000000007507E000-memory.dmp

    Filesize

    6.9MB

  • memory/2868-32-0x0000000001020000-0x0000000001050000-memory.dmp

    Filesize

    192KB