Analysis

  • max time kernel
    150s
  • max time network
    63s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    26-08-2024 01:25

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 19 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:2124
    • C:\Users\Admin\AppData\Roaming\ibv1\AYWMNBKXTHJTYAGPU\StrCmp.exe
      C:\Users\Admin\AppData\Roaming\ibv1\AYWMNBKXTHJTYAGPU\StrCmp.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2440
    • 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:2832
      • C:\Windows\SysWOW64\SearchIndexer.exe
        C:\Windows\SysWOW64\SearchIndexer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 1048
          4⤵
          • Program crash
          PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\3089ba07

    Filesize

    1.1MB

    MD5

    1bd7e38d1622a24bb88b26156bf65093

    SHA1

    ec3b81ecf110ec755dc76e3dc8b20fa32315a12b

    SHA256

    c9c855a0f85477a1e8e017ec9e875695da1723363d6efd98fdb8ef858af330dc

    SHA512

    d2e9bb9e0891e144d7cc08a21c193abb5e1d210ffba3ca37a0eaa6251cf614da8b68c6da72fdd19d83f39dc8e2ec5c66123abc10fc4e37fb0951ea59f0bbdd4e

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

    Filesize

    47KB

    MD5

    916d7425a559aaa77f640710a65f9182

    SHA1

    23d25052aef9ba71ddeef7cfa86ee43d5ba1ea13

    SHA256

    118de01fb498e81eab4ade980a621af43b52265a9fcbae5dedc492cdf8889f35

    SHA512

    d0c260a0347441b4e263da52feb43412df217c207eba594d59c10ee36e47e1a098b82ce633851c16096b22f4a4a6f8282bdd23d149e337439fe63a77ec7343bc

  • memory/2124-36-0x000007FEF85B0000-0x000007FEF8708000-memory.dmp

    Filesize

    1.3MB

  • memory/2124-12-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2124-16-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2124-19-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2124-15-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2124-18-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2124-20-0x000007FEF85B0000-0x000007FEF8708000-memory.dmp

    Filesize

    1.3MB

  • memory/2124-44-0x000007FEF85B0000-0x000007FEF8708000-memory.dmp

    Filesize

    1.3MB

  • memory/2124-38-0x000007FEF85B0000-0x000007FEF8708000-memory.dmp

    Filesize

    1.3MB

  • memory/2124-37-0x000007FEF85B0000-0x000007FEF8708000-memory.dmp

    Filesize

    1.3MB

  • memory/2124-0-0x0000000003D40000-0x0000000003F28000-memory.dmp

    Filesize

    1.9MB

  • memory/2124-10-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2124-34-0x000007FEF85C9000-0x000007FEF85CA000-memory.dmp

    Filesize

    4KB

  • memory/2124-14-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2708-59-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2708-58-0x0000000077CA0000-0x0000000077E49000-memory.dmp

    Filesize

    1.7MB

  • memory/2708-60-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2708-75-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2832-52-0x00000000755EE000-0x00000000755F0000-memory.dmp

    Filesize

    8KB

  • memory/2832-53-0x00000000755E0000-0x0000000075754000-memory.dmp

    Filesize

    1.5MB

  • memory/2832-54-0x00000000755E0000-0x0000000075754000-memory.dmp

    Filesize

    1.5MB

  • memory/2832-56-0x00000000755E0000-0x0000000075754000-memory.dmp

    Filesize

    1.5MB

  • memory/2832-57-0x00000000755EE000-0x00000000755F0000-memory.dmp

    Filesize

    8KB

  • memory/2832-51-0x0000000077CA0000-0x0000000077E49000-memory.dmp

    Filesize

    1.7MB