Analysis

  • max time kernel
    46s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    01-10-2022 23:22

General

  • Target

    2725f195a28405f562832d8c180aee96e410c4f715b45fa1de754cb5f80f36a8.exe

  • Size

    300KB

  • MD5

    6cf643e295d84b5197d51c5a1fd23149

  • SHA1

    023faa8a7269e7d5dd2ca235c907e9f9f5d940da

  • SHA256

    2725f195a28405f562832d8c180aee96e410c4f715b45fa1de754cb5f80f36a8

  • SHA512

    4b41a5a7d66996a7ab3ab622de66257278002a171de1b3904ecfd1d85ba4ff8e9cd98a6fdfb64a56107f87d8e9c356affbfad7cfb099a92937147340ae2ff04a

  • SSDEEP

    6144:FOBTAUpS671v8nHNW4SL6+W6y5L3N/BC5SgbjXBy3:FOBTPlhqtWVL6+CpQ55XBw

Malware Config

Signatures

  • ISR Stealer

    ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

  • ISR Stealer payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2725f195a28405f562832d8c180aee96e410c4f715b45fa1de754cb5f80f36a8.exe
    "C:\Users\Admin\AppData\Local\Temp\2725f195a28405f562832d8c180aee96e410c4f715b45fa1de754cb5f80f36a8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Users\Admin\AppData\Local\Temp\2725f195a28405f562832d8c180aee96e410c4f715b45fa1de754cb5f80f36a8.exe
      "C:\Users\Admin\AppData\Local\Temp\2725f195a28405f562832d8c180aee96e410c4f715b45fa1de754cb5f80f36a8.exe"
      2⤵
        PID:1844

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1308-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

      Filesize

      8KB

    • memory/1308-55-0x0000000074180000-0x000000007472B000-memory.dmp

      Filesize

      5.7MB

    • memory/1308-56-0x0000000074180000-0x000000007472B000-memory.dmp

      Filesize

      5.7MB

    • memory/1308-66-0x0000000074180000-0x000000007472B000-memory.dmp

      Filesize

      5.7MB

    • memory/1844-57-0x00000000000C0000-0x0000000000102000-memory.dmp

      Filesize

      264KB

    • memory/1844-58-0x00000000000C0000-0x0000000000102000-memory.dmp

      Filesize

      264KB

    • memory/1844-60-0x00000000000C0000-0x0000000000102000-memory.dmp

      Filesize

      264KB

    • memory/1844-64-0x00000000000C0000-0x0000000000102000-memory.dmp

      Filesize

      264KB