Analysis

  • max time kernel
    133s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    25-08-2024 12:52

General

  • Target

    Setup.exe

  • Size

    8.5MB

  • MD5

    98169506fec94c2b12ba9930ad704515

  • SHA1

    bce662a9fb94551f648ba2d7e29659957fd6a428

  • SHA256

    9b8a5b0a45adf843e24214b46c285e44e73bc6eaf9e2a3b2c14a6d93ae541363

  • SHA512

    7f4f7ac2326a1a8b7afc72822dae328753578eb0a4ffcec5adb4e4fb0c49703070f71e7411df221ee9f44d6b43a0a94921fe530877c5d5e71640b807e96def30

  • SSDEEP

    196608:vdoUox8PFOegKz+qE1cnuyHgv3eZaOxqeXY4K:vC0O9m7EWEvbOxqetK

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Suspicious use of SetThreadContext 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 1 IoCs
  • 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.

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4592
    • C:\Users\Admin\AppData\Roaming\ibv1\WKOLIWKJBLESV\StrCmp.exe
      C:\Users\Admin\AppData\Roaming\ibv1\WKOLIWKJBLESV\StrCmp.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4804
    • C:\Windows\SysWOW64\more.com
      C:\Windows\SysWOW64\more.com
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4816
      • C:\Windows\SysWOW64\SearchIndexer.exe
        C:\Windows\SysWOW64\SearchIndexer.exe
        3⤵
          PID:1640
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 320
          3⤵
          • Program crash
          PID:4160

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\d89be31a

      Filesize

      1.1MB

      MD5

      34aba9886edd37d04fabf26d78057b02

      SHA1

      23c1b66c139605267698f98a62eb618d842d4d0c

      SHA256

      1c7747afcdb61dea03750c418cd7bd78013c87e9d7b49436186686d98a875c12

      SHA512

      cd1bec8333c8c9ae224f2702cdc16227f3f8b84e45a58b7931aec45c91172785001764dff38491bb614d021783ccff9b5add4ecae3d18985309e6071fd6bf2f5

    • C:\Users\Admin\AppData\Roaming\ibv1\WKOLIWKJBLESV\StrCmp.exe

      Filesize

      47KB

      MD5

      916d7425a559aaa77f640710a65f9182

      SHA1

      23d25052aef9ba71ddeef7cfa86ee43d5ba1ea13

      SHA256

      118de01fb498e81eab4ade980a621af43b52265a9fcbae5dedc492cdf8889f35

      SHA512

      d0c260a0347441b4e263da52feb43412df217c207eba594d59c10ee36e47e1a098b82ce633851c16096b22f4a4a6f8282bdd23d149e337439fe63a77ec7343bc

    • memory/4592-16-0x0000000000400000-0x0000000001CF7000-memory.dmp

      Filesize

      25.0MB

    • memory/4592-36-0x00007FF9A4A29000-0x00007FF9A4A2A000-memory.dmp

      Filesize

      4KB

    • memory/4592-0-0x0000000003F50000-0x0000000004138000-memory.dmp

      Filesize

      1.9MB

    • memory/4592-18-0x0000000000400000-0x0000000001CF7000-memory.dmp

      Filesize

      25.0MB

    • memory/4592-15-0x0000000000400000-0x0000000001CF7000-memory.dmp

      Filesize

      25.0MB

    • memory/4592-19-0x0000000000400000-0x0000000001CF7000-memory.dmp

      Filesize

      25.0MB

    • memory/4592-20-0x00007FF9A4A10000-0x00007FF9A4B7A000-memory.dmp

      Filesize

      1.4MB

    • memory/4592-14-0x0000000000400000-0x0000000001CF7000-memory.dmp

      Filesize

      25.0MB

    • memory/4592-37-0x00007FF9A4A10000-0x00007FF9A4B7A000-memory.dmp

      Filesize

      1.4MB

    • memory/4592-35-0x00007FF9A4A10000-0x00007FF9A4B7A000-memory.dmp

      Filesize

      1.4MB

    • memory/4592-13-0x0000000000400000-0x0000000001CF7000-memory.dmp

      Filesize

      25.0MB

    • memory/4592-43-0x00007FF9A4A10000-0x00007FF9A4B7A000-memory.dmp

      Filesize

      1.4MB

    • memory/4592-10-0x0000000000400000-0x0000000001CF7000-memory.dmp

      Filesize

      25.0MB

    • memory/4816-47-0x00007FF9B2A30000-0x00007FF9B2C0B000-memory.dmp

      Filesize

      1.9MB

    • memory/4816-48-0x0000000074070000-0x00000000741EB000-memory.dmp

      Filesize

      1.5MB