Analysis

  • max time kernel
    44s
  • max time network
    36s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2024 14:52

General

  • Target

    Blue.cc Temp Woofer.exe

  • Size

    282KB

  • MD5

    bd58be40cf8514257afa679943e3d985

  • SHA1

    6c1e0bfcdb791e4dc392983f750d41750ff03f0d

  • SHA256

    8ea18eece31949fcbf403dcd372a686cb70cb41272c3fade7248a272d74a003a

  • SHA512

    9b7ba96204c0a7987fba24a9fee589edc19737445fb007eb687c3b3f037a412d550f9315835b95f7cef74a37d2b6f85bd00d7e6086ef38b4154d4001febe8f3c

  • SSDEEP

    1536:9w+jjgneH9XqcnW85SbTCWIa7tMuBtzGulxuJVZ2eY7WHpqiH:9w+jqA91UbTC2t7leZ2eWNo

Malware Config

Extracted

Family

xenorat

C2

192.168.244.72

Mutex

Blue.cc Temp Woofer

Attributes
  • delay

    10

  • install_path

    nothingset

  • port

    4444

  • startup_name

    nothingset

Signatures

  • Detect XenoRat Payload 1 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

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

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 58 IoCs
  • Suspicious use of SendNotifyMessage 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Blue.cc Temp Woofer.exe
    "C:\Users\Admin\AppData\Local\Temp\Blue.cc Temp Woofer.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4328
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /0
    1⤵
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2796
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2304

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2796-13-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-11-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-9-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-3-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-10-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-5-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-14-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-15-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-4-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/2796-12-0x000001A1B11B0000-0x000001A1B11B1000-memory.dmp

      Filesize

      4KB

    • memory/4328-1-0x0000000000C90000-0x0000000000CDC000-memory.dmp

      Filesize

      304KB

    • memory/4328-0-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

      Filesize

      4KB

    • memory/4328-2-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/4328-16-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

      Filesize

      4KB

    • memory/4328-17-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/4328-18-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB