Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 19:44

General

  • Target

    BootstrapperV2.exe

  • Size

    425KB

  • MD5

    243de9a991629f8ded3b708937f10281

  • SHA1

    598f43cf568dd410e7d7f7587ad796a4701b68c0

  • SHA256

    577acffd2b69db8b0fc1b33b54464293fe98bad61e4c6d75b5e1a4c4be13d80e

  • SHA512

    e76d27e7e6850e9673bbd4685e7f4d423c843955917faad1690d537471192669a07e2915ce4d4356311ee27b21c0c3b9ea410cd96099e3ee035cb964aabc3a65

  • SSDEEP

    6144:f2biw0pONo+1zNaNAMJQXVGd9qRKl9JrCa/41BMEdKp:+rPNoYzNui4qA0

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://toemagnifuy.biz/api

https://fraggielek.biz/api

https://grandiouseziu.biz/api

https://littlenotii.biz/api

https://marketlumpe.biz/api

https://nuttyshopr.biz/api

https://punishzement.biz/api

https://spookycappy.biz/api

https://truculengisau.biz/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 39 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.exe
    "C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2456
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 1400
      2⤵
      • Program crash
      PID:1712
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2456 -ip 2456
    1⤵
      PID:116
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Checks SCSI registry key(s)
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4500
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1836

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2456-1-0x0000000000610000-0x0000000000710000-memory.dmp

        Filesize

        1024KB

      • memory/2456-2-0x0000000002230000-0x000000000227F000-memory.dmp

        Filesize

        316KB

      • memory/2456-3-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB

      • memory/2456-4-0x0000000000610000-0x0000000000710000-memory.dmp

        Filesize

        1024KB

      • memory/2456-5-0x0000000000400000-0x00000000004D7000-memory.dmp

        Filesize

        860KB

      • memory/2456-6-0x0000000002230000-0x000000000227F000-memory.dmp

        Filesize

        316KB

      • memory/2456-7-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB

      • memory/2456-11-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB

      • memory/2456-10-0x0000000000400000-0x00000000004D7000-memory.dmp

        Filesize

        860KB

      • memory/4500-12-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-14-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-13-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-21-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-20-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-19-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-18-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-24-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-23-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB

      • memory/4500-22-0x00000201DB5C0000-0x00000201DB5C1000-memory.dmp

        Filesize

        4KB