Analysis

  • max time kernel
    116s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2022 19:40

General

  • Target

    92e201f3ea2342ff20f442acce50098283f42b5f1cd23a8a1af0f24c74b9b726.exe

  • Size

    1.1MB

  • MD5

    3ff2411c1246b98584d909a889359edf

  • SHA1

    2f4daf9cd34379779b0b950af2c26792bdacdca2

  • SHA256

    92e201f3ea2342ff20f442acce50098283f42b5f1cd23a8a1af0f24c74b9b726

  • SHA512

    782bab7531786669e51ed400ca8fafef6d6a7f78a535c1c184064dbf92c24384604d7b39cca24d60115f39cd9453177fa8182cd2beaef925aa2595ffcd17df6b

  • SSDEEP

    24576:fPb8u4LHYR4axPnRgCczRN7yYwNOngDDL2zvATqXmJ:Xb8u4LHYCQR69YN/QAT

Malware Config

Signatures

  • HawkEye

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

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • 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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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 1 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92e201f3ea2342ff20f442acce50098283f42b5f1cd23a8a1af0f24c74b9b726.exe
    "C:\Users\Admin\AppData\Local\Temp\92e201f3ea2342ff20f442acce50098283f42b5f1cd23a8a1af0f24c74b9b726.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\FolderName\mata.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1472
      • C:\Windows\SysWOW64\wscript.exe
        wscript.exe "C:\Users\Admin\AppData\Local\Temp\FolderName\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1804
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat" "
          4⤵
            PID:992
      • C:\Users\Admin\AppData\Local\Temp\notepad .exe
        "C:\Users\Admin\AppData\Local\Temp\notepad .exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1108
        • 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:1364
        • 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:1464

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\FolderName\file.exe

        Filesize

        1.1MB

        MD5

        3ff2411c1246b98584d909a889359edf

        SHA1

        2f4daf9cd34379779b0b950af2c26792bdacdca2

        SHA256

        92e201f3ea2342ff20f442acce50098283f42b5f1cd23a8a1af0f24c74b9b726

        SHA512

        782bab7531786669e51ed400ca8fafef6d6a7f78a535c1c184064dbf92c24384604d7b39cca24d60115f39cd9453177fa8182cd2beaef925aa2595ffcd17df6b

      • C:\Users\Admin\AppData\Local\Temp\FolderName\invs.vbs

        Filesize

        78B

        MD5

        c578d9653b22800c3eb6b6a51219bbb8

        SHA1

        a97aa251901bbe179a48dbc7a0c1872e163b1f2d

        SHA256

        20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

        SHA512

        3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

      • C:\Users\Admin\AppData\Local\Temp\FolderName\mata.bat

        Filesize

        69B

        MD5

        c96a3b31fc4a115c977ce5d8a3256f4f

        SHA1

        8c71b0d75099af30ac1fe33266e3970b47ba716d

        SHA256

        a5b672a4863abcf46556d2e606b2833e8897a3206e554ad93043a82a792df49e

        SHA512

        f4337e85ca0b3c0242c35a09f1ff7154c9e37ea3c7de3c2337385fb4b57e25a8550877ce2f37d023c94a3fa69b2b4e003207790297879d29a5bbe4856d0a0f48

      • C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat

        Filesize

        71B

        MD5

        068b098f8c807465a86da0256d8e22c7

        SHA1

        71f4205e5c884f829fc3f500cc4adf3828404a58

        SHA256

        1724823b6967f9d2931c3b55f09ee095a69ad8e13ae7b338ee22a5c56eeaf05d

        SHA512

        e9432cdebd7dff6f96aad870ea8e9713f618cadcfa720c0a10cd4d62b3f8d129d5efb1e170e6712afc23157d45f5e8c8f3bce80310a27d1e994e6e1af5314626

      • C:\Users\Admin\AppData\Local\Temp\FolderName\rundll11-.txt

        Filesize

        1.1MB

        MD5

        3ff2411c1246b98584d909a889359edf

        SHA1

        2f4daf9cd34379779b0b950af2c26792bdacdca2

        SHA256

        92e201f3ea2342ff20f442acce50098283f42b5f1cd23a8a1af0f24c74b9b726

        SHA512

        782bab7531786669e51ed400ca8fafef6d6a7f78a535c1c184064dbf92c24384604d7b39cca24d60115f39cd9453177fa8182cd2beaef925aa2595ffcd17df6b

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

        Filesize

        2B

        MD5

        f3b25701fe362ec84616a93a45ce9998

        SHA1

        d62636d8caec13f04e28442a0a6fa1afeb024bbb

        SHA256

        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

        SHA512

        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      • C:\Users\Admin\AppData\Local\Temp\notepad .exe

        Filesize

        52KB

        MD5

        278edbd499374bf73621f8c1f969d894

        SHA1

        a81170af14747781c5f5f51bb1215893136f0bc0

        SHA256

        c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

        SHA512

        93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

      • C:\Users\Admin\AppData\Local\Temp\notepad .exe

        Filesize

        52KB

        MD5

        278edbd499374bf73621f8c1f969d894

        SHA1

        a81170af14747781c5f5f51bb1215893136f0bc0

        SHA256

        c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

        SHA512

        93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

      • \Users\Admin\AppData\Local\Temp\notepad .exe

        Filesize

        52KB

        MD5

        278edbd499374bf73621f8c1f969d894

        SHA1

        a81170af14747781c5f5f51bb1215893136f0bc0

        SHA256

        c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

        SHA512

        93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

      • memory/992-68-0x0000000000000000-mapping.dmp

      • memory/1108-58-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1108-81-0x0000000074C70000-0x000000007521B000-memory.dmp

        Filesize

        5.7MB

      • memory/1108-63-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1108-62-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1108-70-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1108-80-0x0000000074C70000-0x000000007521B000-memory.dmp

        Filesize

        5.7MB

      • memory/1108-72-0x000000000047EA0E-mapping.dmp

      • memory/1108-60-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1108-75-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1108-77-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1364-88-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1364-84-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1364-85-0x0000000000411654-mapping.dmp

      • memory/1364-89-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1364-90-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1464-92-0x0000000000442628-mapping.dmp

      • memory/1464-98-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1464-96-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1464-95-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1464-91-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1472-55-0x0000000000000000-mapping.dmp

      • memory/1504-83-0x0000000074C70000-0x000000007521B000-memory.dmp

        Filesize

        5.7MB

      • memory/1504-54-0x00000000768A1000-0x00000000768A3000-memory.dmp

        Filesize

        8KB

      • memory/1504-71-0x0000000074C70000-0x000000007521B000-memory.dmp

        Filesize

        5.7MB

      • memory/1504-56-0x0000000074C70000-0x000000007521B000-memory.dmp

        Filesize

        5.7MB

      • memory/1804-64-0x0000000000000000-mapping.dmp