Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-01-2025 15:30

General

  • Target

    c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79.exe

  • Size

    381KB

  • MD5

    2c8055a9d27afb2784bdfa2c312bc366

  • SHA1

    d8110255d3197706c33461eb7b922f8aab09c52a

  • SHA256

    c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79

  • SHA512

    6c1be09eeb8e0dc9ed141d25d483fff6e793cfa1621ee19e814af0a0afd53d964a75ba4ce3e624598fa7db1a217b7cd4b77ff71a327e8b3fe8ed19536738be6a

  • SSDEEP

    6144:72pwktDrDuMtoAAAySseHfMM/rE3jaIgHT2nC0osguHJL4jG9vKNfuCIO4+hQ3Py:L4C/AFseHEj+IgHTTOg8LDyNijZkZETW

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/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 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79.exe
    "C:\Users\Admin\AppData\Local\Temp\c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Users\Admin\AppData\Local\Temp\c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79.exe
      "C:\Users\Admin\AppData\Local\Temp\c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79.exe"
      2⤵
        PID:2492
      • C:\Users\Admin\AppData\Local\Temp\c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79.exe
        "C:\Users\Admin\AppData\Local\Temp\c526b70616b224bdbabb0368a73837989b10efa25547fef4a82603251b0edd79.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        PID:2504
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1588 -s 512
        2⤵
        • Program crash
        PID:2388

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Cab1161.tmp

      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\Local\Temp\Tar1183.tmp

      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • memory/1588-0-0x0000000074C4E000-0x0000000074C4F000-memory.dmp

      Filesize

      4KB

    • memory/1588-1-0x00000000002C0000-0x0000000000324000-memory.dmp

      Filesize

      400KB

    • memory/1588-15-0x0000000074C40000-0x000000007532E000-memory.dmp

      Filesize

      6.9MB

    • memory/1588-13-0x0000000074C40000-0x000000007532E000-memory.dmp

      Filesize

      6.9MB

    • memory/2504-6-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2504-4-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2504-12-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2504-11-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2504-5-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2504-14-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2504-7-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2504-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2504-3-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB