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
    07-01-2025 00:03

General

  • Target

    57a48b867e91d1c0bb0bedd21f2508d9357f398a0adc25dd1b5098fbee9a3674.exe

  • Size

    358KB

  • MD5

    cdab7093c60c2afddc12aaf814ed3d7a

  • SHA1

    bdafb150fe681cf205511d8546be3afceb212285

  • SHA256

    57a48b867e91d1c0bb0bedd21f2508d9357f398a0adc25dd1b5098fbee9a3674

  • SHA512

    437bfd42acdf89eb1069d2667c3bd70f28d3c835ebfd3adba3a76566ca5da71367c0d08df96bd8c9274f7c7727db1a7e8e9b46a60387a78af15e753a87c93849

  • SSDEEP

    6144:0xaP9gTq/3UXdY4TIYegMEgTR9xj20wsSQ87Ar88Hn3ggBaIAPhMwibOPk:0IPKTq/EtYmRegOw0wsnO2n6PhnRPk

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

https://fancywaxxers.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • 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\57a48b867e91d1c0bb0bedd21f2508d9357f398a0adc25dd1b5098fbee9a3674.exe
    "C:\Users\Admin\AppData\Local\Temp\57a48b867e91d1c0bb0bedd21f2508d9357f398a0adc25dd1b5098fbee9a3674.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Users\Admin\AppData\Local\Temp\57a48b867e91d1c0bb0bedd21f2508d9357f398a0adc25dd1b5098fbee9a3674.exe
      "C:\Users\Admin\AppData\Local\Temp\57a48b867e91d1c0bb0bedd21f2508d9357f398a0adc25dd1b5098fbee9a3674.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:1672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1040 -s 68
      2⤵
      • Program crash
      PID:1632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabD339.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarD36A.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1040-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

    Filesize

    4KB

  • memory/1040-1-0x0000000000830000-0x0000000000892000-memory.dmp

    Filesize

    392KB

  • memory/1040-49-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1040-13-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1672-6-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1672-5-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1672-4-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1672-3-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1672-7-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1672-14-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1672-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/1672-12-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1672-10-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB