Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-11-2024 21:42

General

  • Target

    933EB414285EA29140928E633E8EC34E.exe

  • Size

    45KB

  • MD5

    933eb414285ea29140928e633e8ec34e

  • SHA1

    228a81ed40af52d0d4f7740401440c2d9a8e496d

  • SHA256

    4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26

  • SHA512

    71fc1a046d3b60dd91ee6d6bd4d9d433d5361f02d781a56b9677ba02748497c0284288dc128cce24438bc22ab3fc6256882744ac63a35061cf692d8aec088868

  • SSDEEP

    768:wdhO/poiiUcjlJIn4hYH9Xqk5nWEZ5SbTDaEbuI7CPW5W:iw+jjgn4SH9XqcnW85SbThbuIe

Malware Config

Extracted

Family

xenorat

C2

194.113.106.81

Mutex

szczur_nd8912d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    2271

  • startup_name

    Java Update

Signatures

  • Detect XenoRat Payload 2 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 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\933EB414285EA29140928E633E8EC34E.exe
    "C:\Users\Admin\AppData\Local\Temp\933EB414285EA29140928E633E8EC34E.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Users\Admin\AppData\Roaming\XenoManager\933EB414285EA29140928E633E8EC34E.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\933EB414285EA29140928E633E8EC34E.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2984
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Java Update" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD91A.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\933EB414285EA29140928E633E8EC34E.exe.log

    Filesize

    226B

    MD5

    916851e072fbabc4796d8916c5131092

    SHA1

    d48a602229a690c512d5fdaf4c8d77547a88e7a2

    SHA256

    7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

    SHA512

    07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

  • C:\Users\Admin\AppData\Local\Temp\tmpD91A.tmp

    Filesize

    1KB

    MD5

    ab6bc79e2c2840c102a00c01822b04b6

    SHA1

    9c4e092173e237c0d84fd8745e359b97d8272f79

    SHA256

    5eac7637fd0d1c47bb4318264e0db3315ddd1f44bf1edf16ea964e669e26229a

    SHA512

    ceb98181ad115baf67964e933a04894ededf224cab61166503bfa12786d87a1f8878f10aa5d9cf8ce662a0b1fc9adfd341f59e162bef7c684edf51c131d1f631

  • C:\Users\Admin\AppData\Roaming\XenoManager\933EB414285EA29140928E633E8EC34E.exe

    Filesize

    45KB

    MD5

    933eb414285ea29140928e633e8ec34e

    SHA1

    228a81ed40af52d0d4f7740401440c2d9a8e496d

    SHA256

    4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26

    SHA512

    71fc1a046d3b60dd91ee6d6bd4d9d433d5361f02d781a56b9677ba02748497c0284288dc128cce24438bc22ab3fc6256882744ac63a35061cf692d8aec088868

  • memory/2984-15-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-19-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-20-0x0000000005480000-0x00000000054E6000-memory.dmp

    Filesize

    408KB

  • memory/2984-21-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/4964-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/4964-1-0x0000000000900000-0x0000000000912000-memory.dmp

    Filesize

    72KB