Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 11:49

General

  • Target

    random.exe

  • Size

    404KB

  • MD5

    d72d18d95f5fef9487e66d67e01eab9d

  • SHA1

    f3f3f03b584586a9c3ae9cca68604792026d20ef

  • SHA256

    cb68cc8427e2cd42153c53aadab9f7ff8cd1550be2fef1e96f9e7f7cecc0baa5

  • SHA512

    6288003c51f52bb6e53d10741d1514c4449846970c7ea06aa9fe71de3c8cf8002aed65db4a19a263c9881b165156aa93bc1f57a9e1cf525e09c2185849bda4b6

  • SSDEEP

    12288:fQXNUkhvrUrv9ysegjTkH9O+OYJ0Lr8zspOe4J:f5khwrvpeaTkdjOxr8zIORJ

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://impolitewearr.biz/api

https://toppyneedus.biz/api

https://lightdeerysua.biz/api

https://suggestyuoz.biz/api

https://hoursuhouy.biz/api

https://mixedrecipew.biz/api

https://pleasedcfrown.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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\random.exe
    "C:\Users\Admin\AppData\Local\Temp\random.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:268
    • C:\Users\Admin\AppData\Local\Temp\random.exe
      "C:\Users\Admin\AppData\Local\Temp\random.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2316
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 268 -s 516
      2⤵
      • Program crash
      PID:2308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabE36E.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE391.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/268-0-0x000000007412E000-0x000000007412F000-memory.dmp

    Filesize

    4KB

  • memory/268-1-0x0000000000B00000-0x0000000000B68000-memory.dmp

    Filesize

    416KB

  • memory/268-49-0x0000000074120000-0x000000007480E000-memory.dmp

    Filesize

    6.9MB

  • memory/268-13-0x0000000074120000-0x000000007480E000-memory.dmp

    Filesize

    6.9MB

  • memory/2316-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2316-7-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2316-6-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2316-5-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2316-14-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2316-10-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2316-12-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2316-4-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2316-3-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB