Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • submitted
    21/11/2024, 04:05

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    a4fb8fb6603269a85e23ad8f29961276

  • SHA1

    7950f83e533d60a5cdf5aea383ab7664a3a3000d

  • SHA256

    baa43fb48075f4f72748b453ad4408c15f2196d4309ad27ea6f54c2d5e40117a

  • SHA512

    7af437cfe238a0c4f2559ed7e350352135dd79dfda5285b932860a14305db18d938bad3d1d0910e011be51c12d71ded5866ab3e7151ec8d642be756de31c0f15

  • SSDEEP

    49152:XyjCcBkR6AkhqreaPgUe030DX+SIDjeakufZFnqmxV:eDGQAkhTa49zL+dSakuRUY

Malware Config

Extracted

Family

lumma

C2

https://p3ar11fter.sbs

https://3xp3cts1aim.sbs

https://owner-vacat10n.sbs

https://peepburry828.sbs

https://p10tgrace.sbs

https://befall-sm0ker.sbs

https://librari-night.sbs

https://processhol.sbs

Extracted

Family

lumma

C2

https://librari-night.sbs/api

https://befall-sm0ker.sbs/api

https://owner-vacat10n.sbs/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:2232

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabF7D8.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarF7FB.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2232-0-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB

  • memory/2232-1-0x0000000076F50000-0x0000000076F52000-memory.dmp

    Filesize

    8KB

  • memory/2232-2-0x0000000000FE1000-0x0000000001007000-memory.dmp

    Filesize

    152KB

  • memory/2232-3-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB

  • memory/2232-4-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB

  • memory/2232-5-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB

  • memory/2232-6-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB

  • memory/2232-7-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB

  • memory/2232-8-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB

  • memory/2232-43-0x0000000000FE0000-0x0000000001461000-memory.dmp

    Filesize

    4.5MB