Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 16:21

General

  • Target

    Delta.exe

  • Size

    794KB

  • MD5

    24a858ebb9fc24d58bb3615386ce0f43

  • SHA1

    eaf287a3846ac77a908d4ec4468a49fedc207963

  • SHA256

    ddd1e3c7b4d8a8670e7c6d9a3bbd7e30d1c5658ed38e41a20efdee201b5239f7

  • SHA512

    492eb513fa4c6f65ec8bac9b5e08a2aa616beace8e6552469370f352b7491f4ea08b5f6c3e4dd6fdd5dda16c9b74c3d2364b71335e1780074b23f1df7a8f26e9

  • SSDEEP

    12288:r3K1Pp+lMeB8BQIzbjh22SbjqPVRc5ga0VQIzbjh22SbjqPVRc5ga0J:TK1PSMZWIzbtpSfqmgaIzbtpSfqmgZ

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

Extracted

Family

lumma

C2

https://fancywaxxers.shop/api

https://abruptyopsn.shop/api

https://wholersorie.shop/api

https://framekgirus.shop/api

https://noisycuttej.shop/api

https://rabidcowse.shop/api

https://cloudewahsj.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
  • 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 6 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Delta.exe
    "C:\Users\Admin\AppData\Local\Temp\Delta.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Users\Admin\AppData\Local\Temp\Delta.exe
      "C:\Users\Admin\AppData\Local\Temp\Delta.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabD30A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarD32C.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2368-11-0x00000000009B0000-0x0000000000A7D000-memory.dmp

    Filesize

    820KB

  • memory/2368-10-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2368-8-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2368-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2368-5-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2368-4-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2368-3-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2368-2-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2368-1-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2556-0-0x00000000009E0000-0x00000000009E1000-memory.dmp

    Filesize

    4KB