Analysis

  • max time kernel
    140s
  • max time network
    136s
  • 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 12:31

General

  • Target

    Setup.exe

  • Size

    8.5MB

  • MD5

    98169506fec94c2b12ba9930ad704515

  • SHA1

    bce662a9fb94551f648ba2d7e29659957fd6a428

  • SHA256

    9b8a5b0a45adf843e24214b46c285e44e73bc6eaf9e2a3b2c14a6d93ae541363

  • SHA512

    7f4f7ac2326a1a8b7afc72822dae328753578eb0a4ffcec5adb4e4fb0c49703070f71e7411df221ee9f44d6b43a0a94921fe530877c5d5e71640b807e96def30

  • SSDEEP

    196608:vdoUox8PFOegKz+qE1cnuyHgv3eZaOxqeXY4K:vC0O9m7EWEvbOxqetK

Malware Config

Extracted

Family

lumma

C2

https://calcuatllitwop.shop/api

https://locatedblsoqp.shop/api

https://traineiwnqo.shop/api

https://condedqpwqm.shop/api

https://millyscroqwp.shop/api

https://stagedchheiqwo.shop/api

https://stamppreewntnq.shop/api

https://caffegclasiqwp.shop/api

https://tenntysjuxmz.shop/api

Signatures

  • Banload

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

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • 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 3 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 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:380
    • C:\Users\Admin\AppData\Roaming\ibv1\KZVSCZNOBVBDCB\StrCmp.exe
      C:\Users\Admin\AppData\Roaming\ibv1\KZVSCZNOBVBDCB\StrCmp.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3496
    • C:\Windows\SysWOW64\more.com
      C:\Windows\SysWOW64\more.com
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:5060
      • C:\Windows\SysWOW64\SearchIndexer.exe
        C:\Windows\SysWOW64\SearchIndexer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4172
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 1348
          4⤵
          • Program crash
          PID:664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\e5d81992

    Filesize

    1.1MB

    MD5

    ff42f0de6fb506ebba80a9d6d5f4f0f0

    SHA1

    6298b59487c1ca8f16a33fb431c10c9ef8592030

    SHA256

    a5a6dac599b02fa5a482565d0f4e8f1d92f2a842958dced2833d910a1eac8039

    SHA512

    810ce5afda7ba8e6fd945c24a3bc2dd338a3c80a81659226dcfbbb4aab36c999b6a9c2204f0dd318d1efbc84de024e2cd4b066468ffff3a252278f2ef2a5a7ac

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

    Filesize

    47KB

    MD5

    916d7425a559aaa77f640710a65f9182

    SHA1

    23d25052aef9ba71ddeef7cfa86ee43d5ba1ea13

    SHA256

    118de01fb498e81eab4ade980a621af43b52265a9fcbae5dedc492cdf8889f35

    SHA512

    d0c260a0347441b4e263da52feb43412df217c207eba594d59c10ee36e47e1a098b82ce633851c16096b22f4a4a6f8282bdd23d149e337439fe63a77ec7343bc

  • memory/380-18-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/380-37-0x00007FFDAA4E0000-0x00007FFDAA64A000-memory.dmp

    Filesize

    1.4MB

  • memory/380-16-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/380-0-0x0000000004130000-0x0000000004318000-memory.dmp

    Filesize

    1.9MB

  • memory/380-15-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/380-19-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/380-20-0x00007FFDAA4E0000-0x00007FFDAA64A000-memory.dmp

    Filesize

    1.4MB

  • memory/380-34-0x00007FFDAA4F9000-0x00007FFDAA4FA000-memory.dmp

    Filesize

    4KB

  • memory/380-36-0x00007FFDAA4E0000-0x00007FFDAA64A000-memory.dmp

    Filesize

    1.4MB

  • memory/380-14-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/380-38-0x00007FFDAA4E0000-0x00007FFDAA64A000-memory.dmp

    Filesize

    1.4MB

  • memory/380-12-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/380-44-0x00007FFDAA4E0000-0x00007FFDAA64A000-memory.dmp

    Filesize

    1.4MB

  • memory/380-10-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/4172-51-0x00007FFDB6240000-0x00007FFDB641B000-memory.dmp

    Filesize

    1.9MB

  • memory/4172-52-0x0000000002390000-0x00000000023FC000-memory.dmp

    Filesize

    432KB

  • memory/4172-55-0x0000000002390000-0x00000000023FC000-memory.dmp

    Filesize

    432KB

  • memory/4172-56-0x0000000002390000-0x00000000023FC000-memory.dmp

    Filesize

    432KB

  • memory/5060-48-0x00007FFDB6240000-0x00007FFDB641B000-memory.dmp

    Filesize

    1.9MB

  • memory/5060-49-0x0000000073D80000-0x0000000073EFB000-memory.dmp

    Filesize

    1.5MB