Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 06:09

General

  • Target

    Bootstrapper.exe

  • Size

    395KB

  • MD5

    a9370df5fb60672577fd727e3e798e75

  • SHA1

    a5b4a8c7caf397a3629e0156da2594de1b657776

  • SHA256

    481a9e582ab314faa2ab950fc99ab39fc35c071bfaf45871089892129be66d55

  • SHA512

    f72305b18065adf66f886f5e7a7b2c4a1196c2f2c881a5d7afa7dfb88aad069c0ad2ad47c814e9c193ea1b43b488c2784b1ea135ff0a012857ea28164dd5e94c

  • SSDEEP

    6144:ux09BNmcrazYrGakdpRylUl1ScNezRTz8WAwPyZtdDy2bkd:uy9PhazGGpcUTSc4xYWAFdDyGk

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://jubbenjusk.biz/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe
    "C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    PID:2896

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab76A8.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar76BB.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2896-1-0x00000000005C0000-0x00000000006C0000-memory.dmp

    Filesize

    1024KB

  • memory/2896-2-0x0000000000230000-0x0000000000280000-memory.dmp

    Filesize

    320KB

  • memory/2896-3-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2896-39-0x0000000000230000-0x0000000000280000-memory.dmp

    Filesize

    320KB

  • memory/2896-38-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/2896-40-0x00000000005C0000-0x00000000006C0000-memory.dmp

    Filesize

    1024KB

  • memory/2896-41-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB