Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    17/11/2024, 14:20

General

  • Target

    92a42623a9ee5130017c9408eabfb288f85184b9544aa8cdebf7e6e2482a50db.exe

  • Size

    3.0MB

  • MD5

    c2ebdaf90192aa57b795ec9093086024

  • SHA1

    3069aea4ce372b976d074496021db24da36764bc

  • SHA256

    92a42623a9ee5130017c9408eabfb288f85184b9544aa8cdebf7e6e2482a50db

  • SHA512

    57e96b2838198961639c0fa984baad762fe5dba76c4080b5e64e369824c15596fb464ea33930f9b95d5cc5f7c143c5a38913e98992f949eb2c508c8bca670dde

  • SSDEEP

    49152:LBicobSG0q+bCd4qoCjfpTSWPJCq1EXvDYehkG+jSFzWrar6y:sFbr0qGCdJoCDp2WRrWkGEScmr

Malware Config

Extracted

Family

lumma

C2

https://scriptyprefej.store

https://navygenerayk.store

https://founpiuer.store

https://necklacedmny.store

https://thumbystriw.store

https://fadehairucw.store

https://crisiwarny.store

https://presticitpo.store

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\92a42623a9ee5130017c9408eabfb288f85184b9544aa8cdebf7e6e2482a50db.exe
    "C:\Users\Admin\AppData\Local\Temp\92a42623a9ee5130017c9408eabfb288f85184b9544aa8cdebf7e6e2482a50db.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:2580

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\CabC110.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\TarC142.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • memory/2580-0-0x0000000000010000-0x0000000000316000-memory.dmp

          Filesize

          3.0MB

        • memory/2580-1-0x0000000077B40000-0x0000000077B42000-memory.dmp

          Filesize

          8KB

        • memory/2580-2-0x0000000000011000-0x0000000000069000-memory.dmp

          Filesize

          352KB

        • memory/2580-3-0x0000000000010000-0x0000000000316000-memory.dmp

          Filesize

          3.0MB

        • memory/2580-4-0x0000000000010000-0x0000000000316000-memory.dmp

          Filesize

          3.0MB

        • memory/2580-39-0x0000000000010000-0x0000000000316000-memory.dmp

          Filesize

          3.0MB

        • memory/2580-40-0x0000000000011000-0x0000000000069000-memory.dmp

          Filesize

          352KB