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
    10-01-2025 15:45

General

  • Target

    PASS-1234.exe

  • Size

    337KB

  • MD5

    5753420eb18d247f18ec3c98866b0fc1

  • SHA1

    8d776076e990ee3ad51019cb00d40f05f78e3461

  • SHA256

    e47fc0ff0ad4bbbae6d1700b0780e2d686cc1607d56400e085b0a2e986ebe2fd

  • SHA512

    efbcb7c0a6e79b31b93be2fe2b791df5eecb9a388b92793047bc65bc10d35aa14f9a93889c9c8ef26aabaf80a933d44ec4154df0deef5632ae6737b5c7941868

  • SSDEEP

    6144:+VQ5mJV5y9pZm1yCQIEnNek2qZq8wC6NL3O8sYWR6T+aZ3zjr6:CQCo93Gy9nN5Zq8wNNLsX6b32

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://truculengisau.biz/api

https://spookycappy.biz/api

https://punishzement.biz/api

https://nuttyshop/api

https://nuttyshopr.biz/api

https://marketlumpe.biz/api

https://littlenotii.biz/api

https://grandiouseziu.biz/api

https://fraggielek.biz/api

Extracted

Family

lumma

C2

https://fraggielek.biz/api

https://grandiouseziu.biz/api

https://littlenotii.biz/api

https://marketlumpe.biz/api

https://nuttyshopr.biz/api

https://punishzement.biz/api

https://spookycappy.biz/api

https://truculengisau.biz/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\PASS-1234.exe
    "C:\Users\Admin\AppData\Local\Temp\PASS-1234.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\PASS-1234.exe
      "C:\Users\Admin\AppData\Local\Temp\PASS-1234.exe"
      2⤵
        PID:1548
      • C:\Users\Admin\AppData\Local\Temp\PASS-1234.exe
        "C:\Users\Admin\AppData\Local\Temp\PASS-1234.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        PID:1836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 508
        2⤵
        • Program crash
        PID:2124

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\CabB398.tmp

      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\Local\Temp\TarB3BA.tmp

      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • memory/1836-6-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1836-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/1836-10-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1836-7-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1836-12-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1836-5-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1836-4-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1836-14-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1836-3-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1948-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

      Filesize

      4KB

    • memory/1948-13-0x00000000743D0000-0x0000000074ABE000-memory.dmp

      Filesize

      6.9MB

    • memory/1948-1-0x00000000001A0000-0x00000000001FC000-memory.dmp

      Filesize

      368KB

    • memory/1948-85-0x00000000743D0000-0x0000000074ABE000-memory.dmp

      Filesize

      6.9MB