Analysis

  • max time kernel
    4294212s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    09/03/2022, 15:18

General

  • Target
    baf481ef2e6897d7ac462dbab1a0c5f7.exe
  • Size 1.2MB
  • Sample220309-spl7hacehq
  • SHA256 ebe588c49f9735f4efbed599b492410703a4a49ec347c6c54e0d0d8a6532dc83
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Sets DLL path for service in the registry 2 TTPs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\baf481ef2e6897d7ac462dbab1a0c5f7.exe
    "C:\Users\Admin\AppData\Local\Temp\baf481ef2e6897d7ac462dbab1a0c5f7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Users\Admin\AppData\Local\Temp\baf481ef2e6897d7ac462dbab1a0c5f7.exe
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1076
      • C:\Windows\SysWOW64\sc.exe
        sc failure SQL Server Reporting Services (MSSQLSERVSER) reset= 86400 actions= restart/1000
        3⤵
          PID:1104
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Windows\System32\\Delete00.bat
          3⤵
          • Deletes itself
          • Suspicious use of WriteProcessMemory
          PID:576
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:1808
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k netsvcs
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:860

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/860-65-0x00000000000A0000-0x00000000000AB000-memory.dmp

          memory/860-67-0x00000000000A0000-0x00000000000AB000-memory.dmp

          memory/960-54-0x0000000075131000-0x0000000075133000-memory.dmp

          memory/1076-55-0x0000000000400000-0x0000000000611000-memory.dmp

          memory/1076-57-0x0000000000400000-0x0000000000611000-memory.dmp

          memory/1076-60-0x0000000000400000-0x0000000000611000-memory.dmp

          memory/1076-61-0x0000000000400000-0x0000000000611000-memory.dmp