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Analysis

  • max time kernel
    175s
  • max time network
    180s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 13:10

General

  • Target

    c79b0046980dd30895a73e4ffd522d782eea0c6175df8a355f43ba131a5962f5.exe

  • Size

    452KB

  • MD5

    ae552c0bbf208d615c3cb4f2719e398b

  • SHA1

    bd537ad662084243c3df1d93b16d30b2a42532ab

  • SHA256

    c79b0046980dd30895a73e4ffd522d782eea0c6175df8a355f43ba131a5962f5

  • SHA512

    97b4a0408b18cbd8596eb47cd0c12a6ebc7e7d178b792b0fe4989847b12128eddbdac4e61020b83821abcac540dae186e5140e51658bf333386e9b94c5446780

  • SSDEEP

    12288:fsPMMzKMfKHjcprHaMfQE9PRUURqU7rAPawZCtD:IMMzKMOcfLdCURj/UO

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\c79b0046980dd30895a73e4ffd522d782eea0c6175df8a355f43ba131a5962f5.exe
    "C:\Users\Admin\AppData\Local\Temp\c79b0046980dd30895a73e4ffd522d782eea0c6175df8a355f43ba131a5962f5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:268
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Windows" /XML "C:\Users\Admin\AppData\Local\Temp\1751027382.xml"
      2⤵
      • Creates scheduled task(s)
      PID:668
    • C:\Users\Admin\AppData\Local\Temp\c79b0046980dd30895a73e4ffd522d782eea0c6175df8a355f43ba131a5962f5.exe
      "C:\Users\Admin\AppData\Local\Temp\c79b0046980dd30895a73e4ffd522d782eea0c6175df8a355f43ba131a5962f5.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1508
      • 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:1968
      • 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:1708

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\1751027382.xml

      Filesize

      1KB

      MD5

      50719401a36d2ec35c5c9b9f73fa1a35

      SHA1

      cce0e79488667198fe68ce0b529872517c37ceaf

      SHA256

      9c42bccd1a39135bab820faf71b296b7930d8b6262293272323742987fba1377

      SHA512

      48dc3ebb0106897e63cecfaa4f20b0113f12b3e5f9802a1d5a1c335d81a5539d47dfcaf77eaed0e162052ca90361e261a2fc04b73918c45304673971f0690eda

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/268-54-0x0000000075F01000-0x0000000075F03000-memory.dmp

      Filesize

      8KB

    • memory/268-55-0x0000000074960000-0x0000000074F0B000-memory.dmp

      Filesize

      5.7MB

    • memory/268-73-0x0000000074960000-0x0000000074F0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1508-61-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1508-80-0x0000000074960000-0x0000000074F0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1508-65-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1508-69-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1508-71-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1508-59-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1508-74-0x0000000074960000-0x0000000074F0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1508-58-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1508-87-0x00000000009D5000-0x00000000009E6000-memory.dmp

      Filesize

      68KB

    • memory/1508-63-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1708-82-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1708-86-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1708-88-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1708-90-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1968-79-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1968-81-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1968-75-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1968-89-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB