Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29/12/2024, 22:19

General

  • Target

    BasesRow.exe

  • Size

    696KB

  • MD5

    5ff8f2113356c908d9b58d930f55f210

  • SHA1

    e8b8b6e3feb904bf8e463b744f7763e172866c56

  • SHA256

    7ff818c2d6bb4329ebc91219c45807e5b96e49bca7e0960a8b71e7e03b9cec60

  • SHA512

    c407713e5155eb184bd78593bef578cbdfcb5a05be14ba3edfccf1a9af4a1cae9dee4eda1b64b96a851fc50515d58dfaaf8fa6bea063706fed17ee33fd67096d

  • SSDEEP

    12288:YfVUl+WsI1nI1u6cP2YdeCpAYHwC8WkOEYhErDk5skbE22dEy3HG5N7FlFHlnGUt:sV6+WsgI8ReYtqcEOE95HGLBdGw

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://ingreem-eilish.biz/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Loads dropped DLL 1 IoCs
  • 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.

  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BasesRow.exe
    "C:\Users\Admin\AppData\Local\Temp\BasesRow.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4192
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1364
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 1076
      2⤵
      • Program crash
      PID:3388
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4192 -ip 4192
    1⤵
      PID:2368

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\gdi32.dll

      Filesize

      437KB

      MD5

      719b51d853f1d8a5b2d704db5736bee2

      SHA1

      b274871c8e03dd13b2c1099763b3ecb919a751b1

      SHA256

      56112f1fb0b4cb0d81bc58c8be898ad644b8e0fc3d2beac6635c200b69321aa2

      SHA512

      dc25f57a88e1b1edc3b36e6ac543181bb1103b392f33b2e288e86cd68ab89f232dcf7328b030543336a0a5223674a4ee6959025e0d508e85af96636c97205fa8

    • memory/1364-14-0x0000000000260000-0x00000000002B7000-memory.dmp

      Filesize

      348KB

    • memory/1364-17-0x0000000000260000-0x00000000002B7000-memory.dmp

      Filesize

      348KB

    • memory/1364-10-0x0000000000260000-0x00000000002B7000-memory.dmp

      Filesize

      348KB

    • memory/4192-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

      Filesize

      4KB

    • memory/4192-1-0x00000000001A0000-0x0000000000258000-memory.dmp

      Filesize

      736KB

    • memory/4192-2-0x0000000000BB0000-0x0000000000BB6000-memory.dmp

      Filesize

      24KB

    • memory/4192-9-0x0000000074E10000-0x00000000755C1000-memory.dmp

      Filesize

      7.7MB

    • memory/4192-18-0x0000000074E10000-0x00000000755C1000-memory.dmp

      Filesize

      7.7MB

    • memory/4192-19-0x0000000074E10000-0x00000000755C1000-memory.dmp

      Filesize

      7.7MB

    • memory/4192-20-0x0000000074E10000-0x00000000755C1000-memory.dmp

      Filesize

      7.7MB