Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    23-07-2024 17:56

General

  • Target

    b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d.exe

  • Size

    46KB

  • MD5

    8462795ada587c3bccdb59c2f48e5bfe

  • SHA1

    ae155c1d78ba4adfbfe5aa022a2deb725fc1dc9a

  • SHA256

    b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d

  • SHA512

    7860b4447fe17084e0225a052d9712b3fe332cdd6e4f59d1057e4613c07c416f1cfe36c1a49bf0f631a4289ac49fb24518c63fb03ed7a6df2af832361e764ff6

  • SSDEEP

    768:qdhO/poiiUcjlJInfFH9Xqk5nWEZ5SbTDa/WI7CPW5w:Mw+jjgnNH9XqcnW85SbT+WII

Malware Config

Extracted

Family

xenorat

C2

62.133.174.224

Mutex

RuntimeBroker

Attributes
  • delay

    500

  • install_path

    appdata

  • port

    3056

  • startup_name

    RuntimeBroker

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d.exe
    "C:\Users\Admin\AppData\Local\Temp\b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:800
    • C:\Users\Admin\AppData\Roaming\XenoManager\b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "RuntimeBroker" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBB44.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpBB44.tmp

    Filesize

    1KB

    MD5

    495442056b05978e8299d2a4abfbf490

    SHA1

    afd99ff5672575939b8b9595c650de85db09745c

    SHA256

    ee2acf68bd9841dc073e44a53a5c1b002ebd7dbeaa3020ca8dde57537dad5005

    SHA512

    04c2ff003923c440007ae5186ab92fd5e6f7a35f11567986c4a55b25ad4dfc3fa3cce7014b9501673ac2c579c93a6ad99c6a12843382678d0e761201d0aa02c2

  • C:\Users\Admin\AppData\Roaming\XenoManager\b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d.exe

    Filesize

    46KB

    MD5

    8462795ada587c3bccdb59c2f48e5bfe

    SHA1

    ae155c1d78ba4adfbfe5aa022a2deb725fc1dc9a

    SHA256

    b676dadc109d8b1322111502103a943073180b3daa78a04637448b148730736d

    SHA512

    7860b4447fe17084e0225a052d9712b3fe332cdd6e4f59d1057e4613c07c416f1cfe36c1a49bf0f631a4289ac49fb24518c63fb03ed7a6df2af832361e764ff6

  • memory/800-0-0x000000007407E000-0x000000007407F000-memory.dmp

    Filesize

    4KB

  • memory/800-1-0x0000000001150000-0x0000000001162000-memory.dmp

    Filesize

    72KB

  • memory/2180-9-0x0000000000110000-0x0000000000122000-memory.dmp

    Filesize

    72KB

  • memory/2180-10-0x0000000074070000-0x000000007475E000-memory.dmp

    Filesize

    6.9MB

  • memory/2180-13-0x0000000074070000-0x000000007475E000-memory.dmp

    Filesize

    6.9MB

  • memory/2180-14-0x0000000074070000-0x000000007475E000-memory.dmp

    Filesize

    6.9MB

  • memory/2180-15-0x0000000074070000-0x000000007475E000-memory.dmp

    Filesize

    6.9MB