Resubmissions

13-01-2024 10:35

240113-mmndwshch9 10

09-07-2020 11:15

200709-954vxj2xke 10

Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13-01-2024 10:35

General

  • Target

    fac551f8ff156743a7f41bf36684691e87dfb123c027ea0541b962b3162e4c46.exe

  • Size

    1.3MB

  • MD5

    2042fdc08ed48544a98307aec4610251

  • SHA1

    50a6c64a62347c6c87abb65d04803ff23832a7e8

  • SHA256

    fac551f8ff156743a7f41bf36684691e87dfb123c027ea0541b962b3162e4c46

  • SHA512

    b102fc8105b0a7cca5c33711e83af818dd9c37ff377d252edec69cbb05052387013426bbce38650c0360fb8c94f4796a8232b93f4c5d438caf031a50c4cae591

  • SSDEEP

    24576:LXFgZi7M93fxOLHvVCGvlxcXBVDCU7EIRxCiQVhR5CUQOufa/8gU:LXFuZOraCIxghRxQRr

Score
10/10

Malware Config

Signatures

  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • SamoRAT

    SamoRAT is a .NET malware used to receive and execute different commands on the infected system.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fac551f8ff156743a7f41bf36684691e87dfb123c027ea0541b962b3162e4c46.exe
    "C:\Users\Admin\AppData\Local\Temp\fac551f8ff156743a7f41bf36684691e87dfb123c027ea0541b962b3162e4c46.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\ProgramData\ProAlts.xyz Token Generator.exe
      "C:\ProgramData\ProAlts.xyz Token Generator.exe"
      2⤵
      • Executes dropped EXE
      PID:1748
    • C:\ProgramData\WinServices.exe
      "C:\ProgramData\WinServices.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1312
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn WinServices /tr '"C:\Users\Admin\AppData\Local\Microsoft\Networking\WinServices.exe"' & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2632
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /f /sc onlogon /rl highest /tn WinServices /tr '"C:\Users\Admin\AppData\Local\Microsoft\Networking\WinServices.exe"'
          4⤵
          • Creates scheduled task(s)
          PID:2404
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:1448

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \ProgramData\ProAlts.xyz Token Generator.exe

      Filesize

      672KB

      MD5

      2086fb707a48f239399ec752feaabd7e

      SHA1

      bb7d8008b21a6ae038074479f6e423a257fb5260

      SHA256

      a2cf0de9e63aeaf15700f4df455273183cf8334e732e888b0d3c1090ff84ba34

      SHA512

      cd14867bca10f5167fd28614bb6692576b5b6807c458bef6c8ee19169daa8e713383fbfaa3cc90e4f96f3b1cbbb7dcd8ab15d105a9d435cee9fdd52046b2d5d0

    • \ProgramData\WinServices.exe

      Filesize

      188KB

      MD5

      4bb3e58d375714e27744d106143cf61b

      SHA1

      802803b91e9439c5bc0a59f73629d2a191e9f4dc

      SHA256

      f434312e8ce38172180f281f6b3951879e82f42a07362f89179d91ded810feea

      SHA512

      64cf58bbc58f05d6d08bdf59ce5b7496bf4a4ae97135d8a96c4ed6af7ae319a2b146d79059ff718d481f26198b1f80874fb7111c8bd79fda039e21db3f9424f7

    • memory/1312-21-0x00000000711A0000-0x000000007188E000-memory.dmp

      Filesize

      6.9MB

    • memory/1312-31-0x00000000711A0000-0x000000007188E000-memory.dmp

      Filesize

      6.9MB

    • memory/1312-25-0x00000000059E0000-0x0000000005A20000-memory.dmp

      Filesize

      256KB

    • memory/1312-22-0x0000000000290000-0x000000000029C000-memory.dmp

      Filesize

      48KB

    • memory/1312-19-0x0000000001100000-0x0000000001134000-memory.dmp

      Filesize

      208KB

    • memory/1748-20-0x00000000711A0000-0x000000007188E000-memory.dmp

      Filesize

      6.9MB

    • memory/1748-18-0x0000000000970000-0x0000000000A1C000-memory.dmp

      Filesize

      688KB

    • memory/1748-23-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

      Filesize

      256KB

    • memory/1748-24-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

      Filesize

      256KB

    • memory/1748-30-0x00000000711A0000-0x000000007188E000-memory.dmp

      Filesize

      6.9MB

    • memory/1748-32-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

      Filesize

      256KB

    • memory/1748-34-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

      Filesize

      256KB

    • memory/2432-0-0x00000000743A0000-0x000000007494B000-memory.dmp

      Filesize

      5.7MB

    • memory/2432-17-0x00000000743A0000-0x000000007494B000-memory.dmp

      Filesize

      5.7MB

    • memory/2432-2-0x00000000004C0000-0x0000000000500000-memory.dmp

      Filesize

      256KB

    • memory/2432-1-0x00000000743A0000-0x000000007494B000-memory.dmp

      Filesize

      5.7MB