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Analysis

  • max time kernel
    141s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2023, 17:34

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.10653.exe

  • Size

    886KB

  • MD5

    11abb9235921c95264b1e8aee5cb1a1e

  • SHA1

    6a5c98951640de354b53df5d959ff7868933cf65

  • SHA256

    2856592b60d78f976492007d0a0d846070a9cfe90c586f104c84f6c38aed2ff2

  • SHA512

    da8e2800e708e8e9c1872fb29c61560d5656c4f2f402046100fc813e9ed440cc69382429d2ee6bcea47eafed1ee968b9be597d81f177fc65c41d63effc408d40

  • SSDEEP

    12288:6+70pKXQl2FNGp7SWriPIoVcdR+OdUJXceGebdjndH3qpA:36wdZXJljndap

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.10653.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.10653.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NEiTshBWFqP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp96F7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4372
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.10653.exe
      "{path}"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.10653.exe.log

    Filesize

    1KB

    MD5

    17573558c4e714f606f997e5157afaac

    SHA1

    13e16e9415ceef429aaf124139671ebeca09ed23

    SHA256

    c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

    SHA512

    f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

  • C:\Users\Admin\AppData\Local\Temp\tmp96F7.tmp

    Filesize

    1KB

    MD5

    381e99f72b761904b7192b2f64c251cd

    SHA1

    aa49f3879e1572e6771020a4c28f2c1f2fce53d4

    SHA256

    c76f7b4e1d745ffe85eb1f7d265f1ad1d2ef5f73a88d4993026d7a79ee464023

    SHA512

    ceea371e559f9a6d78f54f11e9f135650c3cd8ebb81a0205cc449b1b5735559419eeaadb932b5e9dc215c57c4d3e6b3a2c6869c76978381bc0898fdd7ec4fb9a

  • memory/1240-151-0x00000000057F0000-0x0000000005800000-memory.dmp

    Filesize

    64KB

  • memory/1240-146-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1240-156-0x00000000057F0000-0x0000000005800000-memory.dmp

    Filesize

    64KB

  • memory/1240-155-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/1240-154-0x0000000006DA0000-0x0000000006DF0000-memory.dmp

    Filesize

    320KB

  • memory/1240-152-0x0000000005700000-0x0000000005766000-memory.dmp

    Filesize

    408KB

  • memory/1240-149-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3032-140-0x0000000005530000-0x0000000005586000-memory.dmp

    Filesize

    344KB

  • memory/3032-135-0x00000000052F0000-0x000000000538C000-memory.dmp

    Filesize

    624KB

  • memory/3032-142-0x0000000005520000-0x0000000005530000-memory.dmp

    Filesize

    64KB

  • memory/3032-134-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3032-150-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3032-141-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3032-133-0x0000000000790000-0x0000000000874000-memory.dmp

    Filesize

    912KB

  • memory/3032-136-0x0000000005940000-0x0000000005EE4000-memory.dmp

    Filesize

    5.6MB

  • memory/3032-139-0x0000000005260000-0x000000000526A000-memory.dmp

    Filesize

    40KB

  • memory/3032-138-0x0000000005520000-0x0000000005530000-memory.dmp

    Filesize

    64KB

  • memory/3032-137-0x0000000005390000-0x0000000005422000-memory.dmp

    Filesize

    584KB