Analysis

  • max time kernel
    104s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2025, 08:25

General

  • Target

    2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2.exe

  • Size

    388KB

  • MD5

    f12d4e2433c71141f74d0d2daaa58e65

  • SHA1

    54074f62b7d490f23d43e016a23cda14fbcf46ce

  • SHA256

    2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2

  • SHA512

    2e3e2a1b372737cb666e477b60a66f6e835e105300c6adace4e09a328b7fc4bfc5cdf9c1ca18c48bb1b5e6726e65c9f7db8e5cfe9cccab341030141b8a28d062

  • SSDEEP

    6144:C5+tFTHqFP74ZmbkAcVI0zkjLws+NC3AVswW6gt6Q2u9Eqkj92BckQ:PtFTHqFdkAQzkjLP0C3Ksy2kj92BcJ

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://supplyedtwoz.click/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • 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\2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2.exe
    "C:\Users\Admin\AppData\Local\Temp\2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Users\Admin\AppData\Local\Temp\2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2.exe
      "C:\Users\Admin\AppData\Local\Temp\2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2.exe"
      2⤵
        PID:1680
      • C:\Users\Admin\AppData\Local\Temp\2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2.exe
        "C:\Users\Admin\AppData\Local\Temp\2bbbb9b0cdbb3a1f26ce3357d9119edf008e4894c881351f89989a67d0a192b2.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:2912
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 824
        2⤵
        • Program crash
        PID:3184
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4624 -ip 4624
      1⤵
        PID:1848

      Network

      MITRE ATT&CK Enterprise v16

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2912-6-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/2912-4-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/2912-8-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/4624-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

        Filesize

        4KB

      • memory/4624-1-0x0000000000DC0000-0x0000000000E24000-memory.dmp

        Filesize

        400KB

      • memory/4624-2-0x0000000005CD0000-0x0000000006274000-memory.dmp

        Filesize

        5.6MB

      • memory/4624-7-0x00000000745A0000-0x0000000074D50000-memory.dmp

        Filesize

        7.7MB