Resubmissions

01-10-2021 06:28

211001-g8sylsbac7 10

30-09-2021 16:38

210930-t5wasaabe8 10

Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    30-09-2021 16:38

General

  • Target

    Device/HarddiskVolume3/WINDOWS/PREMIER.ps1

  • Size

    802KB

  • MD5

    3721485def21e7efbb418b3502ebc000

  • SHA1

    6ce90543099f44f06b9151524c22e497777ed026

  • SHA256

    4524784688e60313b8fefdebde441ca447c1330d90b86885fb55d099071c6ec9

  • SHA512

    a0a8508afe73cf442c54adaa504e61d106127daa39f61a7400c773e0d21512eaff5c4a93c9497bf3f207aa0be3c48f212c03c6f53f212b89bf7783e7a032c211

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\Device\HarddiskVolume3\WINDOWS\PREMIER.ps1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1124
    • 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\Device\HarddiskVolume3\WINDOWS\PREMIER.ps1
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1784

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1124-53-0x000007FEFC051000-0x000007FEFC053000-memory.dmp

    Filesize

    8KB

  • memory/1124-54-0x000007FEF2760000-0x000007FEF32BD000-memory.dmp

    Filesize

    11.4MB

  • memory/1124-55-0x0000000002940000-0x0000000002942000-memory.dmp

    Filesize

    8KB

  • memory/1124-56-0x0000000002942000-0x0000000002944000-memory.dmp

    Filesize

    8KB

  • memory/1124-57-0x0000000002944000-0x0000000002947000-memory.dmp

    Filesize

    12KB

  • memory/1124-58-0x000000000294B000-0x000000000296A000-memory.dmp

    Filesize

    124KB

  • memory/1784-60-0x0000000075661000-0x0000000075663000-memory.dmp

    Filesize

    8KB

  • memory/1784-62-0x00000000024F1000-0x00000000024F2000-memory.dmp

    Filesize

    4KB

  • memory/1784-61-0x00000000024F0000-0x00000000024F1000-memory.dmp

    Filesize

    4KB

  • memory/1784-63-0x00000000024F2000-0x00000000024F4000-memory.dmp

    Filesize

    8KB

  • memory/1784-65-0x0000000009F60000-0x0000000009F61000-memory.dmp

    Filesize

    4KB

  • memory/1784-64-0x0000000009F65000-0x0000000009F76000-memory.dmp

    Filesize

    68KB

  • memory/1784-66-0x0000000009F76000-0x0000000009F77000-memory.dmp

    Filesize

    4KB