Analysis

  • max time kernel
    128s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    08-07-2020 07:20

General

  • Target

    b00d56d99248f7ae074a2e8aab07c67d.exe

  • Size

    20KB

  • MD5

    b00d56d99248f7ae074a2e8aab07c67d

  • SHA1

    5f4e91de606bb79eff2f4520ecacaecf550be7a0

  • SHA256

    ed1a371e8918f6f1dde9fad1e3edb2c984ea3704217e2bca5b2489b61d1bc56e

  • SHA512

    edcb6bf295a43c48d57d6a9b1d30809ce2372ff11235e7302ebb954a81ae7583d49902ed88c34408e965d91b30c0ee51727ddce5799b24e9645bef02594547bb

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Kills process with taskkill 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b00d56d99248f7ae074a2e8aab07c67d.exe
    "C:\Users\Admin\AppData\Local\Temp\b00d56d99248f7ae074a2e8aab07c67d.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    PID:1668
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1752
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /C taskkill /F /PID 1752 && choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1892
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /F /PID 1752
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          • Kills process with taskkill
          PID:1916
        • C:\Windows\SysWOW64\choice.exe
          choice /C Y /N /D Y /T 3
          4⤵
            PID:1992

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Install Root Certificate

    1
    T1130

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1752-0-0x0000000000400000-0x000000000042C000-memory.dmp
      Filesize

      176KB

    • memory/1752-1-0x0000000000427D7E-mapping.dmp
    • memory/1752-2-0x0000000000400000-0x000000000042C000-memory.dmp
      Filesize

      176KB

    • memory/1752-3-0x0000000000400000-0x000000000042C000-memory.dmp
      Filesize

      176KB

    • memory/1892-4-0x0000000000000000-mapping.dmp
    • memory/1916-5-0x0000000000000000-mapping.dmp
    • memory/1992-6-0x0000000000000000-mapping.dmp