Analysis

  • max time kernel
    89s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29/10/2022, 19:56

General

  • Target

    62d24c9c7a8c97ecbeb717aaa26bcd65e85e00f71308936ab76b1f056d550ecf.exe

  • Size

    1.7MB

  • MD5

    840c72044af5de505ebe7f1b2f1754db

  • SHA1

    9e83dcc92ae041de9e528a021ad0594341316c9e

  • SHA256

    62d24c9c7a8c97ecbeb717aaa26bcd65e85e00f71308936ab76b1f056d550ecf

  • SHA512

    4eefbb7eacd26d8b9bac439f0362a18d30981564bedd022e517afcf088f419a12b922a8698d595e76d9e02a4e9ee61d0028f062b405992324b4489c68e4174ef

  • SSDEEP

    24576:VRoEFOGDF+ErEj4X8ISAv+Gh91Cr9F1sZKTb7z9/GY+i6rpzx6I56L3/UcPX:VXDFXtX8VxGL1OeYb9/GS0iLPUAX

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 5 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62d24c9c7a8c97ecbeb717aaa26bcd65e85e00f71308936ab76b1f056d550ecf.exe
    "C:\Users\Admin\AppData\Local\Temp\62d24c9c7a8c97ecbeb717aaa26bcd65e85e00f71308936ab76b1f056d550ecf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1028
    • C:\Users\Admin\AppData\Local\Temp\1.exe
      "C:\Users\Admin\AppData\Local\Temp\1.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\System32\cmd.exe /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1352
        • C:\Windows\SysWOW64\reg.exe
          C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
          4⤵
          • UAC bypass
          • Modifies registry key
          PID:1924
    • C:\Users\Admin\AppData\Local\Temp\2.exe
      "C:\Users\Admin\AppData\Local\Temp\2.exe"
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2032

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\1.exe

    Filesize

    319KB

    MD5

    37cc6e07c0d40f74d1da5402a634a3e3

    SHA1

    0020b2bbd249f4f60bccab79df3a20f377004fa3

    SHA256

    303c62d4ddf5ef6329f921c486f89ff2114a485b89b194ab8c5f65c8e13eae47

    SHA512

    aa8ba77a51485bfd726cf37bff5f535ce5971e63e842707924f5070db3c5eb3f383be91d6ce01c0f74373d073ff15612bcb35a0dbb1d4d06ce0e160a0ac0c2c5

  • C:\Users\Admin\AppData\Local\Temp\1.exe

    Filesize

    319KB

    MD5

    37cc6e07c0d40f74d1da5402a634a3e3

    SHA1

    0020b2bbd249f4f60bccab79df3a20f377004fa3

    SHA256

    303c62d4ddf5ef6329f921c486f89ff2114a485b89b194ab8c5f65c8e13eae47

    SHA512

    aa8ba77a51485bfd726cf37bff5f535ce5971e63e842707924f5070db3c5eb3f383be91d6ce01c0f74373d073ff15612bcb35a0dbb1d4d06ce0e160a0ac0c2c5

  • C:\Users\Admin\AppData\Local\Temp\2.exe

    Filesize

    1.4MB

    MD5

    ddf281d9c41f332328df8599e7e27f57

    SHA1

    99c4deb41dd859f8dbe955b995719dc71d1e6689

    SHA256

    a14e8373fa85cbaa5c16e88dc5d5f949e0352fc53d5c74f16bc17b8a31a9ecaf

    SHA512

    ce6a7b609033f3cca0acfc88855fefabcaee9d707a6af7a4ceea898ebaf0076b26da7167f3a1f2c18268552d2e9b842369a59ac2ec7d042ad0d00648e4c7ecb5

  • C:\Users\Admin\AppData\Local\Temp\2.exe

    Filesize

    1.4MB

    MD5

    ddf281d9c41f332328df8599e7e27f57

    SHA1

    99c4deb41dd859f8dbe955b995719dc71d1e6689

    SHA256

    a14e8373fa85cbaa5c16e88dc5d5f949e0352fc53d5c74f16bc17b8a31a9ecaf

    SHA512

    ce6a7b609033f3cca0acfc88855fefabcaee9d707a6af7a4ceea898ebaf0076b26da7167f3a1f2c18268552d2e9b842369a59ac2ec7d042ad0d00648e4c7ecb5

  • memory/1028-55-0x000007FEFBDE1000-0x000007FEFBDE3000-memory.dmp

    Filesize

    8KB

  • memory/1028-54-0x000007FEF4150000-0x000007FEF4B73000-memory.dmp

    Filesize

    10.1MB

  • memory/1736-64-0x0000000074680000-0x0000000074C2B000-memory.dmp

    Filesize

    5.7MB

  • memory/1736-72-0x0000000074680000-0x0000000074C2B000-memory.dmp

    Filesize

    5.7MB

  • memory/1736-75-0x0000000001FF5000-0x0000000002006000-memory.dmp

    Filesize

    68KB

  • memory/1736-76-0x0000000001FF5000-0x0000000002006000-memory.dmp

    Filesize

    68KB

  • memory/2032-61-0x0000000075021000-0x0000000075023000-memory.dmp

    Filesize

    8KB