Resubmissions

17-01-2025 00:10

250117-af5clsvrbx 10

Analysis

  • max time kernel
    16s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-01-2025 00:10

General

  • Target

    Launcher.exe

  • Size

    549KB

  • MD5

    b567773e39406bbefea1caf067c13c00

  • SHA1

    52725d26ddf962f6a595caaf358cfccbcab6d998

  • SHA256

    164d0014d7bf325ef3bfb77a851fac902d547eca3e2d2eb8c1e1ea0993fe0d09

  • SHA512

    cbf212060e2b0da7e23a2d633cf7dc983025e17cf32afdee54d8f4831460434d248d23ae75d883128feaff66df9a4503eebf814174af1fdf2656eb52f789445e

  • SSDEEP

    12288:Liiy2LA/I0xusciua5z2NEpYBRupKm7BfHgq155ppbdGax1Ou75vunMGZa+IANcD:Liiy2LA/I0xusciua5CNEpYBRupKm7Bj

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://hummskitnj.buzz/api

https://cashfuzysao.buzz/api

https://appliacnesot.buzz/api

https://screwamusresz.buzz/api

https://inherineau.buzz/api

https://scentniej.buzz/api

https://rebuildeso.buzz/api

https://prisonyfork.buzz/api

https://mindhandru.buzz/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
  • 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 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Launcher.exe
    "C:\Users\Admin\AppData\Local\Temp\Launcher.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Users\Admin\AppData\Local\Temp\Launcher.exe
      "C:\Users\Admin\AppData\Local\Temp\Launcher.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2420
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:2760

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Cab5ABF.tmp

      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\Local\Temp\Tar5B3F.tmp

      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • memory/1664-0-0x00000000013BA000-0x00000000013BB000-memory.dmp

      Filesize

      4KB

    • memory/2420-9-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2420-13-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2420-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2420-18-0x0000000001380000-0x000000000140F000-memory.dmp

      Filesize

      572KB

    • memory/2420-7-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2420-5-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2420-3-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2420-1-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2420-15-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2420-17-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB