Analysis

  • max time kernel
    94s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/10/2024, 21:29

General

  • Target
    65c2ecfc7938fbb0ae043f410d7422bc.exe
  • Size 538KB
  • Sample241007-1bw4jsvalk
  • SHA256 e87c74da1adce6cb579ab6091003234ff247a128fc5c5800338f114ef0ea66aa
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • lumma

C2
  • https://trustterwowqm.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65c2ecfc7938fbb0ae043f410d7422bc.exe
    "C:\Users\Admin\AppData\Local\Temp\65c2ecfc7938fbb0ae043f410d7422bc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:5096
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4984
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 272
        2⤵
        • Program crash
        PID:2688
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1204 -ip 1204
      1⤵
        PID:4232

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            memory/1204-0-0x00000000003C5000-0x00000000003C6000-memory.dmp

            memory/4984-1-0x0000000000400000-0x0000000000464000-memory.dmp

            memory/4984-3-0x0000000000400000-0x0000000000464000-memory.dmp

            memory/4984-4-0x0000000000400000-0x0000000000464000-memory.dmp

            memory/4984-5-0x0000000000400000-0x0000000000464000-memory.dmp