Analysis

  • max time kernel
    108s
  • max time network
    111s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 03:20

General

  • Target

    2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe

  • Size

    611KB

  • MD5

    a0716591cb79d1c96d07bf5530d29d1f

  • SHA1

    ca0fbb0bd53ebdc0631746c4573efe13b8e6e3f9

  • SHA256

    2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc

  • SHA512

    70c8087ca945d5397cb32d900b2ebbb13f9597eb4fd1fdf56e7e641b89a99abc5c62a300445c4c2cc93fec0094fa3e074137dff1d45b2f8b3458b8494f95e5cf

  • SSDEEP

    12288:mEfAqgMDfdo1mblW2aZAfBCAVs1qW1C0ktajPnGshbn6Pu:mEtDflWofoAC1qW3Ny

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 11 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 11 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 16 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe
    "C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:564
    • C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe
      "C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2016
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1696
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
        3⤵
          PID:1764

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/564-54-0x0000000074AD1000-0x0000000074AD3000-memory.dmp

      Filesize

      8KB

    • memory/564-55-0x00000000740B0000-0x000000007465B000-memory.dmp

      Filesize

      5.7MB

    • memory/564-56-0x00000000740B0000-0x000000007465B000-memory.dmp

      Filesize

      5.7MB

    • memory/564-65-0x00000000740B0000-0x000000007465B000-memory.dmp

      Filesize

      5.7MB

    • memory/1696-79-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1696-72-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1696-73-0x0000000000411654-mapping.dmp

    • memory/1696-76-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1696-78-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1764-85-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1764-80-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1764-81-0x0000000000442628-mapping.dmp

    • memory/1764-84-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1764-86-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2016-63-0x000000000047EA7E-mapping.dmp

    • memory/2016-71-0x0000000074040000-0x00000000745EB000-memory.dmp

      Filesize

      5.7MB

    • memory/2016-77-0x0000000000515000-0x0000000000526000-memory.dmp

      Filesize

      68KB

    • memory/2016-70-0x0000000074040000-0x00000000745EB000-memory.dmp

      Filesize

      5.7MB

    • memory/2016-68-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2016-66-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2016-60-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2016-62-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2016-61-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2016-58-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2016-57-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/2016-88-0x0000000000515000-0x0000000000526000-memory.dmp

      Filesize

      68KB