Analysis

  • max time kernel
    145s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2023, 12:47

General

  • Target

    PO.exe

  • Size

    602KB

  • MD5

    2577aac1507e269325b75863245be938

  • SHA1

    cc342170863dfdb888c3635f731956a9028e770a

  • SHA256

    2b8172f51acd81794ecb8e7f69f07316d7c0b0b6c21750bbe8888db892fb7f8f

  • SHA512

    bf13cea4bc3c174c94d976919086fead28746747e4b7d7d29e227b61ca6c227b5aa1e7da3e2b632d406e8302d25ac1b916eebde6a83c4762ccb10812c7843318

  • SSDEEP

    12288:R8zS55mFzKi6PkU1AYPPuKQvDxLX/sMwsrtKfntEWmOYcoac3Ta24hA:Rf55qWi6PkU1tPDkBwsrYfGWVxohm24W

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.quartieri97italy.com.ng
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    philipmezierecei56.;9

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO.exe
    "C:\Users\Admin\AppData\Local\Temp\PO.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\skUDsHmuZWLF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1260
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\skUDsHmuZWLF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp328.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4100
    • C:\Users\Admin\AppData\Local\Temp\PO.exe
      "C:\Users\Admin\AppData\Local\Temp\PO.exe"
      2⤵
        PID:1044
      • C:\Users\Admin\AppData\Local\Temp\PO.exe
        "C:\Users\Admin\AppData\Local\Temp\PO.exe"
        2⤵
          PID:1144
        • C:\Users\Admin\AppData\Local\Temp\PO.exe
          "C:\Users\Admin\AppData\Local\Temp\PO.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3008

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_elpzmxda.zem.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmp328.tmp

        Filesize

        1KB

        MD5

        711c9f4022871cc7b6397bae8924dcec

        SHA1

        815868057ac6f4b27ad85260be379e581cd488a8

        SHA256

        577401169d2cae3b4af2968cada389085ff53142d9d878638aa7c5a48d29682e

        SHA512

        ebf436b2cf6bd9f388a8942cc739265b23dec176adf097de9978fc5fdc0d94b577ab12ba198597c1aa374380c9f675ab2c190cfcc38af55e867a4d2f7dbe2b03

      • memory/648-4-0x0000000005A70000-0x0000000005A80000-memory.dmp

        Filesize

        64KB

      • memory/648-3-0x0000000005800000-0x0000000005892000-memory.dmp

        Filesize

        584KB

      • memory/648-5-0x00000000057A0000-0x00000000057AA000-memory.dmp

        Filesize

        40KB

      • memory/648-6-0x0000000005A80000-0x0000000005B1C000-memory.dmp

        Filesize

        624KB

      • memory/648-7-0x0000000005A20000-0x0000000005A38000-memory.dmp

        Filesize

        96KB

      • memory/648-8-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/648-9-0x0000000005A70000-0x0000000005A80000-memory.dmp

        Filesize

        64KB

      • memory/648-10-0x00000000057E0000-0x00000000057F0000-memory.dmp

        Filesize

        64KB

      • memory/648-11-0x0000000007090000-0x000000000710A000-memory.dmp

        Filesize

        488KB

      • memory/648-2-0x0000000005DB0000-0x0000000006354000-memory.dmp

        Filesize

        5.6MB

      • memory/648-0-0x0000000000D00000-0x0000000000D9C000-memory.dmp

        Filesize

        624KB

      • memory/648-1-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/648-26-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/1260-29-0x00000000050A0000-0x00000000050C2000-memory.dmp

        Filesize

        136KB

      • memory/1260-55-0x00000000065E0000-0x00000000065FE000-memory.dmp

        Filesize

        120KB

      • memory/1260-22-0x0000000005220000-0x0000000005848000-memory.dmp

        Filesize

        6.2MB

      • memory/1260-19-0x0000000002890000-0x00000000028A0000-memory.dmp

        Filesize

        64KB

      • memory/1260-71-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/1260-20-0x0000000002890000-0x00000000028A0000-memory.dmp

        Filesize

        64KB

      • memory/1260-68-0x00000000076D0000-0x00000000076D8000-memory.dmp

        Filesize

        32KB

      • memory/1260-67-0x00000000076E0000-0x00000000076FA000-memory.dmp

        Filesize

        104KB

      • memory/1260-17-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/1260-16-0x0000000002740000-0x0000000002776000-memory.dmp

        Filesize

        216KB

      • memory/1260-35-0x00000000059C0000-0x0000000005A26000-memory.dmp

        Filesize

        408KB

      • memory/1260-40-0x0000000005BA0000-0x0000000005EF4000-memory.dmp

        Filesize

        3.3MB

      • memory/1260-41-0x0000000006080000-0x000000000609E000-memory.dmp

        Filesize

        120KB

      • memory/1260-42-0x0000000006640000-0x000000000668C000-memory.dmp

        Filesize

        304KB

      • memory/1260-43-0x0000000002890000-0x00000000028A0000-memory.dmp

        Filesize

        64KB

      • memory/1260-44-0x0000000006600000-0x0000000006632000-memory.dmp

        Filesize

        200KB

      • memory/1260-45-0x00000000703F0000-0x000000007043C000-memory.dmp

        Filesize

        304KB

      • memory/1260-66-0x00000000075F0000-0x0000000007604000-memory.dmp

        Filesize

        80KB

      • memory/1260-56-0x0000000007260000-0x0000000007303000-memory.dmp

        Filesize

        652KB

      • memory/1260-57-0x00000000079D0000-0x000000000804A000-memory.dmp

        Filesize

        6.5MB

      • memory/1260-58-0x0000000007390000-0x00000000073AA000-memory.dmp

        Filesize

        104KB

      • memory/1260-65-0x00000000075E0000-0x00000000075EE000-memory.dmp

        Filesize

        56KB

      • memory/1260-60-0x0000000007400000-0x000000000740A000-memory.dmp

        Filesize

        40KB

      • memory/1260-61-0x0000000007610000-0x00000000076A6000-memory.dmp

        Filesize

        600KB

      • memory/1260-62-0x0000000007590000-0x00000000075A1000-memory.dmp

        Filesize

        68KB

      • memory/1260-63-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/1260-64-0x0000000002890000-0x00000000028A0000-memory.dmp

        Filesize

        64KB

      • memory/3008-59-0x00000000066F0000-0x0000000006740000-memory.dmp

        Filesize

        320KB

      • memory/3008-21-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/3008-27-0x0000000004F90000-0x0000000004FF6000-memory.dmp

        Filesize

        408KB

      • memory/3008-28-0x0000000002930000-0x0000000002940000-memory.dmp

        Filesize

        64KB

      • memory/3008-25-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/3008-72-0x0000000074770000-0x0000000074F20000-memory.dmp

        Filesize

        7.7MB

      • memory/3008-73-0x0000000002930000-0x0000000002940000-memory.dmp

        Filesize

        64KB