Analysis

  • max time kernel
    152s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 17:28

General

  • Target

    bc559e34221021bd9447ec44a01514d60e3a0947ed67f6ea7b6da4537431c6b8.exe

  • Size

    1.0MB

  • MD5

    b94449517e6e249068ed414e93fd1124

  • SHA1

    f09f2517a4c1930bd6d1c12ebd0e75864bc4a7ac

  • SHA256

    bc559e34221021bd9447ec44a01514d60e3a0947ed67f6ea7b6da4537431c6b8

  • SHA512

    5769d014364e054fc75fcb221136699504dd736544deae38b52b4ff304c51950404f37d553c834921ab7a1154244d9e5b69941b7c1ec984a5724b077e3364b82

  • SSDEEP

    24576:pYAxsZn4U7D3hIC96owoKYAB+Aq/gX57L4BmAvXpDqedXUEQ1LCINN5:pY0sCU7D3mCsogYUNplINvtq6X9Un5

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 12 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 12 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 25 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 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bc559e34221021bd9447ec44a01514d60e3a0947ed67f6ea7b6da4537431c6b8.exe
    "C:\Users\Admin\AppData\Local\Temp\bc559e34221021bd9447ec44a01514d60e3a0947ed67f6ea7b6da4537431c6b8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Users\Admin\AppData\Local\Temp\bc559e34221021bd9447ec44a01514d60e3a0947ed67f6ea7b6da4537431c6b8.exe
      "C:\Users\Admin\AppData\Local\Temp\bc559e34221021bd9447ec44a01514d60e3a0947ed67f6ea7b6da4537431c6b8.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:460
      • 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:1916
      • 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:1356
        • 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\holderprodkey.txt"
          3⤵
            PID:1780
          • 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\holderskypeview.txt"
            3⤵
              PID:2004

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Execution

        Scripting

        1
        T1064

        Defense Evasion

        Scripting

        1
        T1064

        Collection

        Email Collection

        1
        T1114

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          1KB

          MD5

          77cb34ce76be9099649a0b1b13a019e3

          SHA1

          4ea05e97b5d183c532a2e5c322f7379eb8603980

          SHA256

          fb50d9d26eee22484ea63f95ac3ce6ac329a4f020c2b73bbc8de859080bb3036

          SHA512

          6288a9436867545636f64c3679bb73699c92b42071c17aad0b9365b533aa8bfc891313220fb9727f638a534453345783c5c8af6bc0460976dec9c53da572c886

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

          2B

          MD5

          f3b25701fe362ec84616a93a45ce9998

          SHA1

          d62636d8caec13f04e28442a0a6fa1afeb024bbb

          SHA256

          b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

          SHA512

          98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

          2B

          MD5

          f3b25701fe362ec84616a93a45ce9998

          SHA1

          d62636d8caec13f04e28442a0a6fa1afeb024bbb

          SHA256

          b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

          SHA512

          98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

        • memory/460-93-0x0000000000255000-0x0000000000266000-memory.dmp
          Filesize

          68KB

        • memory/460-61-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/460-60-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/460-82-0x0000000000255000-0x0000000000266000-memory.dmp
          Filesize

          68KB

        • memory/460-63-0x00000000004EB15E-mapping.dmp
        • memory/460-57-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/460-65-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/460-69-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/460-64-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/460-73-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/460-75-0x00000000747D0000-0x0000000074D7B000-memory.dmp
          Filesize

          5.7MB

        • memory/460-76-0x00000000747D0000-0x0000000074D7B000-memory.dmp
          Filesize

          5.7MB

        • memory/460-58-0x0000000000080000-0x0000000000170000-memory.dmp
          Filesize

          960KB

        • memory/1356-86-0x0000000000442F04-mapping.dmp
        • memory/1356-85-0x0000000000400000-0x0000000000459000-memory.dmp
          Filesize

          356KB

        • memory/1356-92-0x0000000000400000-0x0000000000459000-memory.dmp
          Filesize

          356KB

        • memory/1356-90-0x0000000000400000-0x0000000000459000-memory.dmp
          Filesize

          356KB

        • memory/1356-89-0x0000000000400000-0x0000000000459000-memory.dmp
          Filesize

          356KB

        • memory/1500-55-0x0000000074850000-0x0000000074DFB000-memory.dmp
          Filesize

          5.7MB

        • memory/1500-56-0x0000000074850000-0x0000000074DFB000-memory.dmp
          Filesize

          5.7MB

        • memory/1500-54-0x0000000075D71000-0x0000000075D73000-memory.dmp
          Filesize

          8KB

        • memory/1500-71-0x0000000074850000-0x0000000074DFB000-memory.dmp
          Filesize

          5.7MB

        • memory/1780-94-0x0000000000400000-0x0000000000415000-memory.dmp
          Filesize

          84KB

        • memory/1780-99-0x0000000000400000-0x0000000000415000-memory.dmp
          Filesize

          84KB

        • memory/1780-98-0x0000000000400000-0x0000000000415000-memory.dmp
          Filesize

          84KB

        • memory/1780-95-0x000000000040BEC0-mapping.dmp
        • memory/1916-78-0x0000000000411714-mapping.dmp
        • memory/1916-81-0x0000000000400000-0x000000000041B000-memory.dmp
          Filesize

          108KB

        • memory/1916-77-0x0000000000400000-0x000000000041B000-memory.dmp
          Filesize

          108KB

        • memory/1916-84-0x0000000000400000-0x000000000041B000-memory.dmp
          Filesize

          108KB

        • memory/1916-83-0x0000000000400000-0x000000000041B000-memory.dmp
          Filesize

          108KB

        • memory/2004-107-0x0000000000400000-0x000000000044F000-memory.dmp
          Filesize

          316KB

        • memory/2004-102-0x000000000043BC50-mapping.dmp
        • memory/2004-101-0x0000000000400000-0x000000000044F000-memory.dmp
          Filesize

          316KB

        • memory/2004-105-0x0000000000400000-0x000000000044F000-memory.dmp
          Filesize

          316KB