Analysis

  • max time kernel
    141s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230703-en
  • resource tags

    arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
  • submitted
    11-07-2023 16:29

General

  • Target

    f99da706c2b5ef8f0dfdd882b.exe

  • Size

    379KB

  • MD5

    f99da706c2b5ef8f0dfdd882bcd31bae

  • SHA1

    f13c62665f2aaec4c82bbfba164024cdaf26cb7a

  • SHA256

    2dc0f50fa7eb53be17b578fbcb66a5ec8c40d250fd9be7b2b96663624fa4dba8

  • SHA512

    e01e83d352483d937034890effb404f6950aa6612bc6012ab88bd653a33d908300ff566c0c06d999f7470f52f3de91e0ba0255b5eaf1d9bf2786ad7940268bd9

  • SSDEEP

    6144:kL8fg4jqNKUnLsY/T3/D7nNqn9PBSIUAg5+Dzr+5jCkpLWb78LVGd:koLqNKID/TP/NopRUAg8DG52kgoRGd

Score
10/10

Malware Config

Signatures

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f99da706c2b5ef8f0dfdd882b.exe
    "C:\Users\Admin\AppData\Local\Temp\f99da706c2b5ef8f0dfdd882b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 112
      2⤵
      • Program crash
      PID:748

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3024-55-0x00000000002B0000-0x000000000030A000-memory.dmp

    Filesize

    360KB

  • memory/3024-56-0x0000000000400000-0x0000000001B66000-memory.dmp

    Filesize

    23.4MB