Analysis

  • max time kernel
    91s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 08:21

General

  • Target

    Unpacker.exe

  • Size

    752KB

  • MD5

    7d39eabebcc2041aa608ca797a6dbbd4

  • SHA1

    1ebf11ee8788aa05068e2fffbe0efd89d39ee23d

  • SHA256

    bd2ba38b08859e3cd096a8c243c78cd3463ee5ff6a391e8a2ae410a96375a631

  • SHA512

    5c2813b3a11719b8f0c6f27d7c22d1b2aed4afddb2e7d4d287beb3e4f3a277bfe0aaa4d0efb54d674fb69beeef788af14aa96c8a1bdcdd24c0962dd3100360ec

  • SSDEEP

    12288:yzVbv9nzyQhG8UVKbhjA2KFh7lCkCyYvIsdWzAfFWhSvOTZppJL:yZbv1yQhUVKbhE2KNaTgsdWQ8SvOTZpP

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://processhol.sbs/api

https://p10tgrace.sbs/api

https://peepburry828.sbs/api

https://3xp3cts1aim.sbs/api

https://p3ar11fter.sbs/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 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Unpacker.exe
    "C:\Users\Admin\AppData\Local\Temp\Unpacker.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Users\Admin\AppData\Local\Temp\Unpacker.exe
      "C:\Users\Admin\AppData\Local\Temp\Unpacker.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 252
      2⤵
      • Program crash
      PID:752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2068 -ip 2068
    1⤵
      PID:2496

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2068-0-0x000000000092A000-0x000000000092B000-memory.dmp

      Filesize

      4KB

    • memory/3048-1-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/3048-3-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/3048-4-0x00000000008C0000-0x0000000000983000-memory.dmp

      Filesize

      780KB