Overview

overview

8

Static

static

keygen-step-3.exe

windows7_x64

1

keygen-step-3.exe

windows10_x64

8

Analysis

  • max time kernel
    24s
  • max time network
    120s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    13/08/2021, 10:54

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General

  • Target
    keygen-step-3.exe
  • Size 869KB
  • Sample210813-tgradeh4za
  • SHA256 059cd9bb3ad74aa7d4a7720c03e07114e89f770dd76523f56febd95f408b8cd3
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\keygen-step-3.exe
    "C:\Users\Admin\AppData\Local\Temp\keygen-step-3.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Windows\winnetdriv.exe
      "C:\Users\Admin\AppData\Local\Temp\keygen-step-3.exe" 1628859472 0
      2⤵
      • Executes dropped EXE
      • Deletes itself
      PID:2452
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 912
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:496

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/992-114-0x0000000000400000-0x00000000004E4000-memory.dmp
        Download