Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-03-2024 11:26

General

  • Target

    file.exe

  • Size

    340KB

  • MD5

    e79d42e6b51653c6a459adc6e6cd0e7d

  • SHA1

    19590e4efcea7b916825669075fb59de0aae0600

  • SHA256

    3e1451fbd94c852f561fdb5332a5a8576d940d95b1a8cff4dfc0285bc9fc0b14

  • SHA512

    17f70d269b7be8fe4d8fa2b5bca88188c318991ac168d54f37237bbacaf9804e8aa7e6b81a2320bcd61d2a109728461d8082cd69e6b0ed8f1f90600b1ecaed9f

  • SSDEEP

    6144:9cfbg4zibFpLoydp2T7NJ6/mL21Zq15LWJk59VaEh6oMHgKqHxg:Ofs0IFpq6t1Zq1h5CEhXMAKqRg

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://wisemassiveharmonious.shop/api

Signatures

  • Lumma Stealer

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4808
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:4912
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 1156
          3⤵
          • Program crash
          PID:3272
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 1228
          3⤵
          • Program crash
          PID:2972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4912 -ip 4912
      1⤵
        PID:1384
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4912 -ip 4912
        1⤵
          PID:1700

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4808-10-0x00000000030D0000-0x00000000050D0000-memory.dmp

          Filesize

          32.0MB

        • memory/4808-1-0x0000000074DE0000-0x0000000075590000-memory.dmp

          Filesize

          7.7MB

        • memory/4808-17-0x00000000030D0000-0x00000000050D0000-memory.dmp

          Filesize

          32.0MB

        • memory/4808-9-0x0000000074DE0000-0x0000000075590000-memory.dmp

          Filesize

          7.7MB

        • memory/4808-0-0x0000000000B00000-0x0000000000B56000-memory.dmp

          Filesize

          344KB

        • memory/4912-11-0x00000000005C0000-0x00000000005F2000-memory.dmp

          Filesize

          200KB

        • memory/4912-8-0x0000000000400000-0x000000000044B000-memory.dmp

          Filesize

          300KB

        • memory/4912-13-0x00000000005C0000-0x00000000005F2000-memory.dmp

          Filesize

          200KB

        • memory/4912-12-0x00000000005C0000-0x00000000005F2000-memory.dmp

          Filesize

          200KB

        • memory/4912-14-0x00000000005C0000-0x00000000005F2000-memory.dmp

          Filesize

          200KB

        • memory/4912-15-0x0000000000400000-0x000000000044B000-memory.dmp

          Filesize

          300KB

        • memory/4912-16-0x0000000000400000-0x000000000044B000-memory.dmp

          Filesize

          300KB

        • memory/4912-4-0x0000000000400000-0x000000000044B000-memory.dmp

          Filesize

          300KB