Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    05-12-2021 00:17

General

  • Target

    dump_stage1.ps1

  • Size

    740KB

  • MD5

    5cffb281fe8937f26e4994f8133f7456

  • SHA1

    5479ddb635bf9c9a5632955c7d2cd2a6047256df

  • SHA256

    3609272795c8f8ba1275959d1457b03f6143efaaf8cd037547cd561e68763237

  • SHA512

    12418b348819ae9b9aa1115c19723cd77964273c3b0d07225971756a3ccd1061f0db891911390847d244db3acbf1b268739275a0e3fe2a41407781443a26600e

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\dump_stage1.ps1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ex bypass -NonI C:\Users\Admin\AppData\Local\Temp\dump_stage1.ps1
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1100

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1100-63-0x0000000002550000-0x000000000319A000-memory.dmp

    Filesize

    12.3MB

  • memory/1100-64-0x0000000002550000-0x000000000319A000-memory.dmp

    Filesize

    12.3MB

  • memory/1100-68-0x0000000006D06000-0x0000000006D07000-memory.dmp

    Filesize

    4KB

  • memory/1100-66-0x0000000006CF5000-0x0000000006D06000-memory.dmp

    Filesize

    68KB

  • memory/1100-67-0x0000000006CF0000-0x0000000006CF1000-memory.dmp

    Filesize

    4KB

  • memory/1100-62-0x0000000075491000-0x0000000075493000-memory.dmp

    Filesize

    8KB

  • memory/1100-65-0x0000000002550000-0x000000000319A000-memory.dmp

    Filesize

    12.3MB

  • memory/1612-57-0x0000000002240000-0x0000000002242000-memory.dmp

    Filesize

    8KB

  • memory/1612-55-0x000007FEFB961000-0x000007FEFB963000-memory.dmp

    Filesize

    8KB

  • memory/1612-60-0x000000000224B000-0x000000000226A000-memory.dmp

    Filesize

    124KB

  • memory/1612-59-0x0000000002244000-0x0000000002247000-memory.dmp

    Filesize

    12KB

  • memory/1612-58-0x0000000002242000-0x0000000002244000-memory.dmp

    Filesize

    8KB

  • memory/1612-56-0x000007FEF27C0000-0x000007FEF331D000-memory.dmp

    Filesize

    11.4MB