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Analysis

  • max time kernel
    1684s
  • max time network
    1175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 03:54

General

  • Target

    windows.ps1

  • Size

    322B

  • MD5

    38181352d7fdf3fbbecc10ddfcfaddde

  • SHA1

    7917d0c3d29c549ca9993187d4161cd9b1302585

  • SHA256

    1448fa49ba79b57f6381b21b450937882f3508b3d7c906a1c80f476b7fb8bea4

  • SHA512

    cc44b3c7a9322e1314fbbb034e7d57fd557dc675eb8dbf9fbe7c9ceff4760bf6f9fa2bf05102d80f13680b9cda8b3f84db32b89a0970c7115081cb5fc0c8dede

Score
10/10

Malware Config

Signatures

  • XMRig Miner payload 2 IoCs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Blocklisted process makes network request 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\windows.ps1
    1⤵
    • Blocklisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:396
    • C:\Users\Admin\AppData\Local\Temp\xmrig\xmrig-6.21.3\xmrig.exe
      "C:\Users\Admin\AppData\Local\Temp\xmrig\xmrig-6.21.3\xmrig.exe" -o xmrpool.eu:3333 -u 4BCzRFseZPce3GUMsqGEHjeSgzzBhE3C72JdGdapz3kgdWpq4ri7NbNfTKCotSdAP2a6c6f4Qq3XHWRMJX1EYJnrDrSeJG3 --cpu-priority 4
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:992
  • C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe"
    1⤵
      PID:2132

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ji0dbwpu.il0.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\xmrig\xmrig-6.21.3\xmrig.exe
      Filesize

      6.1MB

      MD5

      c0f8959614ae06561216158d78a787e5

      SHA1

      73167d1fd0cee1c96a6505606d21cbfe4369eb00

      SHA256

      e199d88569fb54346d5fa20ee7b59b2ea6f16f4ecca3ea1e1c937b11aab7b2b0

      SHA512

      a24fcf344d08c64ac301d5e4979f062b5e28e8e4acf1d2790916149ffe7726b0c4a11e0775aeba6b841d2d5081e1bd13e2b80390bf9bfbc44d67e54ec07cd746

    • memory/396-0-0x00007FFFDF863000-0x00007FFFDF865000-memory.dmp
      Filesize

      8KB

    • memory/396-1-0x0000013DEBC50000-0x0000013DEBC72000-memory.dmp
      Filesize

      136KB

    • memory/396-11-0x00007FFFDF860000-0x00007FFFE0321000-memory.dmp
      Filesize

      10.8MB

    • memory/396-12-0x00007FFFDF860000-0x00007FFFE0321000-memory.dmp
      Filesize

      10.8MB

    • memory/396-14-0x00007FFFDF860000-0x00007FFFE0321000-memory.dmp
      Filesize

      10.8MB

    • memory/396-15-0x0000013DECF00000-0x0000013DECF12000-memory.dmp
      Filesize

      72KB

    • memory/396-16-0x0000013DECB90000-0x0000013DECB9A000-memory.dmp
      Filesize

      40KB

    • memory/396-47-0x00007FFFDF860000-0x00007FFFE0321000-memory.dmp
      Filesize

      10.8MB

    • memory/992-43-0x000002D093B40000-0x000002D093B60000-memory.dmp
      Filesize

      128KB

    • memory/992-44-0x000002D093B80000-0x000002D093BA0000-memory.dmp
      Filesize

      128KB