Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-01-2025 15:11

General

  • Target

    Setup.exe

  • Size

    508KB

  • MD5

    63ea7aa21ff14285d463cd8b7060667e

  • SHA1

    c12c3339dac8b9f681a31707ddb94571f30a9828

  • SHA256

    038ecb50999a845cbb3d392a707e05202eadbec481090498fbad6f9b4c2da609

  • SHA512

    ed0c94e96ccec3ff7ce72ae0d84a41a528ef83922e83839637b2d74c7f71749f6803ad82bebbca3bbd205bed6f398616cc97b3dfce46645ba808120e4136b5c2

  • SSDEEP

    6144:XnhIntJlFMyH6AN+L61NqLs49cLR+Pv0q70squUAU7jKWgIp+UyEeRRxYZBQ3kQ:oO86ABrqQ49YW0DsHUHd7yHUcJ

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://toppyneedus.biz/api

https://suggestyuoz.biz/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2836
    • C:\Users\Admin\AppData\Local\Temp\Setup.exe
      "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 1020
      2⤵
      • Program crash
      PID:1136
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2836 -ip 2836
    1⤵
      PID:756

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2836-0-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

      Filesize

      4KB

    • memory/2836-1-0x0000000000440000-0x00000000004C2000-memory.dmp

      Filesize

      520KB

    • memory/2836-2-0x0000000073D00000-0x00000000744B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2836-3-0x0000000005550000-0x0000000005AF4000-memory.dmp

      Filesize

      5.6MB

    • memory/2836-8-0x0000000073D00000-0x00000000744B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2836-10-0x0000000073D00000-0x00000000744B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4012-7-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/4012-5-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/4012-9-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/4012-11-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB