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Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-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 13 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:2468
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NEiTshBWFqP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3302.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2984
    • 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:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3302.tmp

    Filesize

    1KB

    MD5

    0f711592314df6b2856fb5d7c787dc02

    SHA1

    0cea8eb897c515ab5ae9ae36f27366e94c8a303c

    SHA256

    da08d6da4d11b7ef690ae9c373ad8f3ca1d91aeff3105baf6d6eee43dfccbdb5

    SHA512

    b2e83f895515bb176ffa7446a910804afa7a268fae3d2ff3751a728d69def412f716de26f12a01273b173b256fb45f7c6fc8e42255ee0f429566ca46e3f20c14

  • memory/2468-77-0x0000000074D10000-0x00000000753FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2468-58-0x0000000004C70000-0x0000000004CB0000-memory.dmp

    Filesize

    256KB

  • memory/2468-57-0x0000000074D10000-0x00000000753FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2468-54-0x0000000001230000-0x0000000001314000-memory.dmp

    Filesize

    912KB

  • memory/2468-59-0x0000000000270000-0x0000000000284000-memory.dmp

    Filesize

    80KB

  • memory/2468-60-0x0000000000F90000-0x0000000001010000-memory.dmp

    Filesize

    512KB

  • memory/2468-61-0x0000000000500000-0x0000000000542000-memory.dmp

    Filesize

    264KB

  • memory/2468-55-0x0000000074D10000-0x00000000753FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2468-56-0x0000000004C70000-0x0000000004CB0000-memory.dmp

    Filesize

    256KB

  • memory/2880-69-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-65-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-71-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2880-74-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-67-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-76-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-79-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-80-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2880-82-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB