Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26/01/2025, 09:41

General

  • Target

    14b8061861f9f7985e7c26d362cb7d6064ccc0e453bc5f9fae20f0aca344e66a.exe

  • Size

    528KB

  • MD5

    7800d14dd719f17ca50851a8f7875622

  • SHA1

    b70e420b51f33f507294e74bf492d22f89e1d0b6

  • SHA256

    14b8061861f9f7985e7c26d362cb7d6064ccc0e453bc5f9fae20f0aca344e66a

  • SHA512

    a6e99fab58042c7d58703b1d2790f552638190a93d999ae36e460fa58ddbdb5a7aeeca2feb41e347a937f412ebc57a5fa32d9e992e24372ba59c721672e29c3e

  • SSDEEP

    12288:+tPYLwhHJ6mhUvkVkMBzHS2V5Nuv9hd2AgtlBNfG5Tyh:+2Lwr2kVbldr+9Ta3BSe

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 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14b8061861f9f7985e7c26d362cb7d6064ccc0e453bc5f9fae20f0aca344e66a.exe
    "C:\Users\Admin\AppData\Local\Temp\14b8061861f9f7985e7c26d362cb7d6064ccc0e453bc5f9fae20f0aca344e66a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\14b8061861f9f7985e7c26d362cb7d6064ccc0e453bc5f9fae20f0aca344e66a.exe
      "C:\Users\Admin\AppData\Local\Temp\14b8061861f9f7985e7c26d362cb7d6064ccc0e453bc5f9fae20f0aca344e66a.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2892
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 520
      2⤵
      • Program crash
      PID:2864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab6135.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar6196.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2760-0-0x000000007456E000-0x000000007456F000-memory.dmp

    Filesize

    4KB

  • memory/2760-1-0x0000000000B00000-0x0000000000B8C000-memory.dmp

    Filesize

    560KB

  • memory/2760-20-0x0000000074560000-0x0000000074C4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-18-0x0000000074560000-0x0000000074C4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2892-11-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2892-9-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2892-7-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2892-5-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2892-13-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2892-19-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2892-15-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2892-17-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2892-3-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB