Analysis

  • max time kernel
    135s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2024 00:24

General

  • Target

    39f6445debada507bebc5968d9604a1da5df2f993256435865a2a795b4cd7959.exe

  • Size

    685KB

  • MD5

    99ecce12f22eed44ea388890f0a5c8c3

  • SHA1

    02569b222252d73a66aa6e0d361ff8bb70b03bef

  • SHA256

    39f6445debada507bebc5968d9604a1da5df2f993256435865a2a795b4cd7959

  • SHA512

    7047e870222fba660d50a12d0913603908688a226eef14f108af108c0b7d65e6e6ddee7fffc792459454c799b009979992cfb7fe7e09edcdc3d06366651d1b2b

  • SSDEEP

    12288:YMrky90OFFm8KXld6Oa4gyCn1ICYFL4735MidJXSLO+yn2xU+v8ar7lEwBkrs:cyTaaR4GQLW5tPrJ2xU+UQlms

Malware Config

Extracted

Family

redline

Botnet

norm

C2

77.91.124.145:4125

Attributes
  • auth_value

    1514e6c0ec3d10a36f68f61b206f5759

Extracted

Family

redline

Botnet

diza

C2

77.91.124.145:4125

Attributes
  • auth_value

    bbab0d2f0ae4d4fdd6b17077d93b3e80

Signatures

  • Detects Healer an antivirus disabler dropper 2 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 5 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\39f6445debada507bebc5968d9604a1da5df2f993256435865a2a795b4cd7959.exe
    "C:\Users\Admin\AppData\Local\Temp\39f6445debada507bebc5968d9604a1da5df2f993256435865a2a795b4cd7959.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziZl9874.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziZl9874.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3320
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr517567.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr517567.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5036
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku436871.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku436871.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4504
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:5212
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 1460
          4⤵
          • Program crash
          PID:1432
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr990994.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr990994.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4648
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4504 -ip 4504
    1⤵
      PID:1988

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr990994.exe

      Filesize

      169KB

      MD5

      8fff7ded939333213a7b5c5762adcb0b

      SHA1

      1c48f80b10a4efd22646667314afe3604cc49630

      SHA256

      1b6928b18a1bf300eeebfc98998e0c150b16a561da076b65a682f8e8f969a1e4

      SHA512

      a459f497ea2706d9521be7968dc3ce12b7442b3fba7959c9e0bc592ff8c5e231b7221dbf9e09113c141e9d430be6ec6a9648fd5a866743370711285671c8e9a4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziZl9874.exe

      Filesize

      530KB

      MD5

      743163b9254091bef55b0c4acbdb2ed5

      SHA1

      43beaa6e41aac0866a814a8437412062d55ed878

      SHA256

      355584f6b31f62cede95feeefb73b246f57825eff0076207a751658fbd6609d7

      SHA512

      124c0c0097ca04456dc7cc68b3a3346fe9466ae0a2ef9c338f44d1c7596e05bde9555b4f42ad0731418fc0e05bdd5e49e625b09657b9d8d2dfcde50f3342f5f4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr517567.exe

      Filesize

      12KB

      MD5

      b61c063508a94a27aaec0c202756c3d6

      SHA1

      33785e76ceb7198690754554a4f000e52a7be3f7

      SHA256

      52943def1becdcf86fa53b2e3097037390057216ebba2e8891626079822a3b8b

      SHA512

      8cfeee551644a14ae34b48104c68ca1940c80885e52f62f5ee2ded719df128c82353549e98f22936fd4ea8cc049c44904832b1346f208b86fc749ab76c23e6e4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku436871.exe

      Filesize

      495KB

      MD5

      a1ce20b89713cd89499bc32133c29b42

      SHA1

      5e25f680df043947d3c0277fa1b9c8de698a79d5

      SHA256

      b4ff01ea105e30207585c54f838e32f1569b815438e86cbdb0e025dc66a50525

      SHA512

      39b8cdf55970a89b1e397f5b3937266dfba68d994a3877309428ca04be061e30c8f4851b48d14c2158a29a59034dff675a56e7e1dbf95b1bd9aeead3d8933d24

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      1073b2e7f778788852d3f7bb79929882

      SHA1

      7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

      SHA256

      c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

      SHA512

      90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

    • memory/4504-50-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-58-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-44-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-25-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-42-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-60-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-66-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-88-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-86-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-84-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-82-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-80-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-78-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-76-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-74-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-40-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-70-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-68-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-65-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-62-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-56-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-22-0x0000000002840000-0x00000000028A6000-memory.dmp

      Filesize

      408KB

    • memory/4504-48-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-46-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-24-0x0000000002A70000-0x0000000002AD6000-memory.dmp

      Filesize

      408KB

    • memory/4504-23-0x00000000051C0000-0x0000000005764000-memory.dmp

      Filesize

      5.6MB

    • memory/4504-72-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-38-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-36-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-35-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-30-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-28-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-26-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-54-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-52-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-34-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-32-0x0000000002A70000-0x0000000002ACF000-memory.dmp

      Filesize

      380KB

    • memory/4504-2105-0x0000000002AD0000-0x0000000002B02000-memory.dmp

      Filesize

      200KB

    • memory/4648-2130-0x0000000000D30000-0x0000000000D5E000-memory.dmp

      Filesize

      184KB

    • memory/4648-2131-0x0000000005550000-0x0000000005556000-memory.dmp

      Filesize

      24KB

    • memory/5036-14-0x00007FFD35A03000-0x00007FFD35A05000-memory.dmp

      Filesize

      8KB

    • memory/5036-15-0x0000000000E60000-0x0000000000E6A000-memory.dmp

      Filesize

      40KB

    • memory/5036-16-0x00007FFD35A03000-0x00007FFD35A05000-memory.dmp

      Filesize

      8KB

    • memory/5212-2119-0x0000000000440000-0x0000000000470000-memory.dmp

      Filesize

      192KB

    • memory/5212-2120-0x0000000000C90000-0x0000000000C96000-memory.dmp

      Filesize

      24KB

    • memory/5212-2121-0x00000000054E0000-0x0000000005AF8000-memory.dmp

      Filesize

      6.1MB

    • memory/5212-2122-0x0000000004FD0000-0x00000000050DA000-memory.dmp

      Filesize

      1.0MB

    • memory/5212-2123-0x0000000004F00000-0x0000000004F12000-memory.dmp

      Filesize

      72KB

    • memory/5212-2124-0x0000000004F60000-0x0000000004F9C000-memory.dmp

      Filesize

      240KB

    • memory/5212-2125-0x00000000050E0000-0x000000000512C000-memory.dmp

      Filesize

      304KB