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Analysis

  • max time kernel
    147s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 14:25

General

  • Target

    8fbf9ab43e60d35de20b0a75e1597945684b7a792d15c58833f3e937a9773619.exe

  • Size

    659KB

  • MD5

    2903defec419d597baa73340f1864cb0

  • SHA1

    64347f07bcf9832b9da4253ddd5e4aa5b4c761b1

  • SHA256

    8fbf9ab43e60d35de20b0a75e1597945684b7a792d15c58833f3e937a9773619

  • SHA512

    4d1102e1356f4d1aa7e408c9f8214d009c670f0ef206f839a180baeeda61b932e2e8800efe17ccb6c493e04f8b560932d2d5cb46bcfa5662190547cece452cbb

  • SSDEEP

    12288:3Mr7y90NEKcT0TFv8LREE/+HEGFgfew94I9Z1W4F8pn:8yCEPgGREE/+HheeDYT+pn

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Signatures

  • Detects Healer an antivirus disabler dropper 17 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Healer family
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • RedLine payload 20 IoCs
  • Redline family
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8fbf9ab43e60d35de20b0a75e1597945684b7a792d15c58833f3e937a9773619.exe
    "C:\Users\Admin\AppData\Local\Temp\8fbf9ab43e60d35de20b0a75e1597945684b7a792d15c58833f3e937a9773619.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3932
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un912895.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un912895.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2440
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1632.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1632.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3896
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3896 -s 1080
          4⤵
          • Program crash
          PID:2216
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5765.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5765.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2372
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3896 -ip 3896
    1⤵
      PID:3004
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:2140

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un912895.exe

      Filesize

      516KB

      MD5

      f70ee3af0078e1f02d6349cebf02f462

      SHA1

      3134e024968f0b7fcd0fa8710b527a9b701d9dbd

      SHA256

      d819af0b80086a42bc9b10f17605e8dc07ba81e1315cf10b0a40f2ffb6e14dc3

      SHA512

      ac5968e1f10a2ded3eb12b3b2a3ae59de8f0a3920de67f820bd2acafc81426216f44d10bbcd85c696829278d1b383aecf2bd1b5a13857ec1fc0d6ffe09b36113

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1632.exe

      Filesize

      284KB

      MD5

      0863b399921dffc506d41c63857345a8

      SHA1

      b1d87e6e232c3113faf79ac0018211c73468c211

      SHA256

      b66806fb8762526c2792cf0b9e955f77dba231a852bddeed3eb7d73289751717

      SHA512

      f14e9df1fce62dd1609333db41c458e8cc7d34ca41766114576fda291210dfaef46478c9f894ecf78f830dfce8292989703e61dcb188a307fc4c6dfb8d92e057

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5765.exe

      Filesize

      342KB

      MD5

      172bb1199f4fe4688f1c969bd4aae973

      SHA1

      2339e3496a17913e0b2a268201e53dc3dd322778

      SHA256

      5e7b19853fc6c6077eef46f001c5f2a678b57ad100639d09a8aecbc63dc7626e

      SHA512

      50eacf041a6a4aac0d77d2f118b6ccc91e4df042630fad4b9049619ed25b0c841c9d9e9123eab791c54df2add5b21755edbcf07e68145c00ffc6f1bf8a2ab139

    • memory/2372-85-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-89-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-969-0x0000000007E60000-0x0000000007F6A000-memory.dmp

      Filesize

      1.0MB

    • memory/2372-968-0x00000000077C0000-0x0000000007DD8000-memory.dmp

      Filesize

      6.1MB

    • memory/2372-73-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-75-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-77-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-79-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-82-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-83-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-971-0x0000000007FC0000-0x0000000007FFC000-memory.dmp

      Filesize

      240KB

    • memory/2372-972-0x0000000008110000-0x000000000815C000-memory.dmp

      Filesize

      304KB

    • memory/2372-87-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-970-0x0000000007FA0000-0x0000000007FB2000-memory.dmp

      Filesize

      72KB

    • memory/2372-91-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-93-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-95-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-63-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-65-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-62-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-71-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-67-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-69-0x0000000007750000-0x000000000778F000-memory.dmp

      Filesize

      252KB

    • memory/2372-61-0x0000000007750000-0x0000000007794000-memory.dmp

      Filesize

      272KB

    • memory/2372-60-0x0000000004BE0000-0x0000000004C26000-memory.dmp

      Filesize

      280KB

    • memory/3896-40-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-54-0x0000000000400000-0x0000000002B75000-memory.dmp

      Filesize

      39.5MB

    • memory/3896-55-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3896-52-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3896-50-0x0000000000400000-0x0000000002B75000-memory.dmp

      Filesize

      39.5MB

    • memory/3896-51-0x0000000002CF0000-0x0000000002D1D000-memory.dmp

      Filesize

      180KB

    • memory/3896-49-0x0000000002EC0000-0x0000000002FC0000-memory.dmp

      Filesize

      1024KB

    • memory/3896-21-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-22-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-25-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-26-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-28-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-30-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-32-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-36-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-38-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-42-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-44-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-46-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-48-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-34-0x00000000049F0000-0x0000000004A02000-memory.dmp

      Filesize

      72KB

    • memory/3896-20-0x00000000049F0000-0x0000000004A08000-memory.dmp

      Filesize

      96KB

    • memory/3896-19-0x00000000072E0000-0x0000000007884000-memory.dmp

      Filesize

      5.6MB

    • memory/3896-18-0x0000000002E20000-0x0000000002E3A000-memory.dmp

      Filesize

      104KB

    • memory/3896-17-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3896-16-0x0000000002CF0000-0x0000000002D1D000-memory.dmp

      Filesize

      180KB

    • memory/3896-15-0x0000000002EC0000-0x0000000002FC0000-memory.dmp

      Filesize

      1024KB