Resubmissions

18-04-2024 13:53

240418-q62bmseh86 10

Analysis

  • max time kernel
    57s
  • max time network
    17s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    18-04-2024 13:53

General

  • Target

    spoofer.exe

  • Size

    304KB

  • MD5

    01c62c914f47273aa259f018ff2d2cf5

  • SHA1

    6b692198f3d97a95ffecb320a7b6ccb05e2d1f7d

  • SHA256

    38c4626697bece1ce2266633a4df1529b9090a538c9751fedfa89bcfbe0f957e

  • SHA512

    5d5cbef10973551032d05f21235626ee6300ac40eeab42ed7996b9edb824874d5fdfcb0c7cc36d02a5a59c01e651eec9645fa80faceab998c7ea23df10a6722e

  • SSDEEP

    6144:vKC69Wu6YlTFQbIjUzEngrtcYbTUYWWYQSdndHPzoOCPaq9sbgABl:iCs6YZFQEOEnItiQStdHbz3zN

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://entitlementappwo.shop/api

https://economicscreateojsu.shop/api

https://pushjellysingeywus.shop/api

https://absentconvicsjawun.shop/api

https://suitcaseacanehalk.shop/api

https://bordersoarmanusjuw.shop/api

https://mealplayerpreceodsju.shop/api

https://wifeplasterbakewis.shop/api

Signatures

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 47 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 59 IoCs
  • Suspicious use of SendNotifyMessage 59 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\spoofer.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4800
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1612
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:5088
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4704

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1612-4-0x0000000000400000-0x000000000044F000-memory.dmp

        Filesize

        316KB

      • memory/1612-7-0x0000000000400000-0x000000000044F000-memory.dmp

        Filesize

        316KB

      • memory/1612-11-0x0000000000400000-0x000000000044F000-memory.dmp

        Filesize

        316KB

      • memory/4800-0-0x0000000000DA0000-0x0000000000DF2000-memory.dmp

        Filesize

        328KB

      • memory/4800-1-0x0000000073010000-0x00000000736FE000-memory.dmp

        Filesize

        6.9MB

      • memory/4800-9-0x0000000003090000-0x0000000005090000-memory.dmp

        Filesize

        32.0MB

      • memory/4800-10-0x0000000073010000-0x00000000736FE000-memory.dmp

        Filesize

        6.9MB