Analysis

  • max time kernel
    163s
  • max time network
    228s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 13:36

General

  • Target

    964d769aaadbf1afe39f0fecf2bae74d70b3e8a2a5f4133772c355004a6632af.exe

  • Size

    452KB

  • MD5

    0b29df4a6aadb1170edb26bac1e2590e

  • SHA1

    2f052104fe348c27e9a8e5c29129e99dd692bbaa

  • SHA256

    964d769aaadbf1afe39f0fecf2bae74d70b3e8a2a5f4133772c355004a6632af

  • SHA512

    f38b0a76da77693cc7050cdeb63981d1d7f2499262d713d44c005461708092f8ead15a4556412a366ddd94673d17a7181eb24a327e7ae8853928cf87b632ce5e

  • SSDEEP

    6144:R57UOMFZc64/9EjRmOejGwbg+NM1ocKYPJ0Nbk/eXZ+Xe7jQRSMm6eMvzP4aK:RRUO4FSjOAbvCzlPJ0NY/emewk6e

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
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\964d769aaadbf1afe39f0fecf2bae74d70b3e8a2a5f4133772c355004a6632af.exe
    "C:\Users\Admin\AppData\Local\Temp\964d769aaadbf1afe39f0fecf2bae74d70b3e8a2a5f4133772c355004a6632af.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1284
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Windows" /XML "C:\Users\Admin\AppData\Local\Temp\1823469117.xml"
      2⤵
      • Creates scheduled task(s)
      PID:784
    • C:\Users\Admin\AppData\Local\Temp\964d769aaadbf1afe39f0fecf2bae74d70b3e8a2a5f4133772c355004a6632af.exe
      "C:\Users\Admin\AppData\Local\Temp\964d769aaadbf1afe39f0fecf2bae74d70b3e8a2a5f4133772c355004a6632af.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1880
      • 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:1328
      • 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:1512

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\1823469117.xml
      Filesize

      1KB

      MD5

      e67ad1d8d8460c638ce27180d24d2f29

      SHA1

      d8cb069f9ac3b827efd3b08a6c44664fae9acd8d

      SHA256

      3539ede7fa1e563a947aaaed8690f146fabd4dcdb7f593fb250515e4fa1d4140

      SHA512

      698495211729b5953170b1523e71015865ebae9a243fbb0a4e8cfd0f7b6496652ba647b997b25f544aadf33b66c25bafca43e3596fa94d027ac323dbe17bc521

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

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/784-55-0x0000000000000000-mapping.dmp
    • memory/1284-69-0x00000000747E0000-0x0000000074D8B000-memory.dmp
      Filesize

      5.7MB

    • memory/1284-57-0x00000000747E0000-0x0000000074D8B000-memory.dmp
      Filesize

      5.7MB

    • memory/1284-54-0x00000000757C1000-0x00000000757C3000-memory.dmp
      Filesize

      8KB

    • memory/1328-76-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1328-89-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1328-77-0x0000000000411654-mapping.dmp
    • memory/1328-80-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1328-81-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1512-88-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1512-82-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1512-83-0x0000000000442628-mapping.dmp
    • memory/1512-86-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1512-91-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1880-61-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/1880-75-0x0000000074770000-0x0000000074D1B000-memory.dmp
      Filesize

      5.7MB

    • memory/1880-74-0x0000000074770000-0x0000000074D1B000-memory.dmp
      Filesize

      5.7MB

    • memory/1880-72-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/1880-70-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/1880-67-0x000000000047EA1E-mapping.dmp
    • memory/1880-65-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/1880-87-0x00000000004B5000-0x00000000004C6000-memory.dmp
      Filesize

      68KB

    • memory/1880-63-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/1880-59-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/1880-58-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB