Overview

overview

10

Static

static

ximay.exe

windows7_x64

10

ximay.exe

windows10_x64

8

Analysis

  • max time kernel
    18s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    30/07/2021, 07:55

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General

  • Target
    ximay.exe
  • Size 871KB
  • Sample210730-b9489lkff2
  • SHA256 3a601391e56cb1ebb50984f2b66b24f10122f66e09e8e21e877596504684a402
  • MD5 SHA1 SHA512
Score
8/10
spywarestealer

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Looks up external IP address via web service 5 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ximay.exe
    "C:\Users\Admin\AppData\Local\Temp\ximay.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Users\Admin\AppData\Local\Temp\1.exe
      "C:\Users\Admin\AppData\Local\Temp\1.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1468
    • C:\Users\Admin\AppData\Local\Temp\2.exe
      "C:\Users\Admin\AppData\Local\Temp\2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1664
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 1924
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2112

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1468-120-0x0000028E8BC70000-0x0000028E8BC71000-memory.dmp
        Download

        memory/1468-125-0x0000028EA62C0000-0x0000028EA6331000-memory.dmp
        Download

        memory/1468-126-0x0000028E8D9D0000-0x0000028E8D9D2000-memory.dmp
        Download

        memory/1664-122-0x0000000000320000-0x0000000000321000-memory.dmp
        Download

        memory/1664-124-0x0000000004B50000-0x0000000004B51000-memory.dmp
        Download