Analysis

  • max time kernel
    0s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2023 03:58

General

  • Target

    5f34c76b6ffb8fd032ccc5633072f573.ps1

  • Size

    421KB

  • MD5

    5f34c76b6ffb8fd032ccc5633072f573

  • SHA1

    225d38a6eace892309d083c12bc0224f7572e64c

  • SHA256

    dbe7ae3664d55a4ed1720658ddbcdd00210649becb4a5a48ed13e08b98d94010

  • SHA512

    471017c708f4f970ca62258a8173431ba081848a0c4e86a93e08e798deaa2dda57da3907aee863e24bcc8b14472c104e8632cde53fe6a15638fcec7faacfe225

  • SSDEEP

    12288:+Zjw0RJ9u5ILYDxD3fxYehza/tw64yL68:q3Z

Score
10/10

Malware Config

Extracted

Family

oski

C2

103.114.107.28/l7/

Signatures

  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\5f34c76b6ffb8fd032ccc5633072f573.ps1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:860
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "{path}"
      2⤵
        PID:2292

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/860-23-0x000007FEF4850000-0x000007FEF51ED000-memory.dmp

      Filesize

      9.6MB

    • memory/860-6-0x000007FEF4850000-0x000007FEF51ED000-memory.dmp

      Filesize

      9.6MB

    • memory/860-7-0x0000000002E10000-0x0000000002E90000-memory.dmp

      Filesize

      512KB

    • memory/860-11-0x0000000002E10000-0x0000000002E90000-memory.dmp

      Filesize

      512KB

    • memory/860-10-0x0000000002E10000-0x0000000002E90000-memory.dmp

      Filesize

      512KB

    • memory/860-9-0x0000000002E10000-0x0000000002E90000-memory.dmp

      Filesize

      512KB

    • memory/860-8-0x000007FEF4850000-0x000007FEF51ED000-memory.dmp

      Filesize

      9.6MB

    • memory/860-5-0x0000000001E80000-0x0000000001E88000-memory.dmp

      Filesize

      32KB

    • memory/860-4-0x000000001B790000-0x000000001BA72000-memory.dmp

      Filesize

      2.9MB

    • memory/860-12-0x0000000002960000-0x000000000296A000-memory.dmp

      Filesize

      40KB

    • memory/2292-19-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2292-25-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2292-21-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2292-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2292-18-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2292-17-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2292-15-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2292-13-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2292-24-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB