Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/01/2025, 11:46

General

  • Target

    Driver.exe

  • Size

    553KB

  • MD5

    3fb5f0132baacf13507f5d0643b7d38c

  • SHA1

    4ab14ea21bc2e37886da29a22300dd529e1d3593

  • SHA256

    95610c880eabc595189e850fdd06bc1cd1c15dd7fa6b75426852a080571e8385

  • SHA512

    3d76978804ea63525b9ca0924116b4a6613ad310459600f3f0858eceda859752b4ff42f384f17bd07c5f54e50da6a7d804abd736fc13428fd8d4d49631829175

  • SSDEEP

    12288:+Y6R+JQXjAnN3ykQO4LJ0uPNvW8zEXDXE4PyCLBCzd+yInzUy:uTARQOSJ0ukbD0wCzdeb

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://toppyneedus.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.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Driver.exe
    "C:\Users\Admin\AppData\Local\Temp\Driver.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Users\Admin\AppData\Local\Temp\Driver.exe
      "C:\Users\Admin\AppData\Local\Temp\Driver.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:576
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 520
      2⤵
      • Program crash
      PID:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabDC3D.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarDC60.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/576-9-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/576-14-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/576-12-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/576-10-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/576-8-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/576-7-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/576-5-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/576-16-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/576-3-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2388-0-0x000000007471E000-0x000000007471F000-memory.dmp

    Filesize

    4KB

  • memory/2388-15-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2388-1-0x00000000010D0000-0x0000000001162000-memory.dmp

    Filesize

    584KB

  • memory/2388-87-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB