Analysis

  • max time kernel
    40s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    30-06-2023 20:01

General

  • Target

    73f26b38368473a7e56582cba90c0426adfffe7f5a187fdddfca35f96e6150ea.exe

  • Size

    1.9MB

  • MD5

    155ee7ec57a139a0b761f17ea03e9963

  • SHA1

    d06e28649230663f10cf802707d0652b2ab31aee

  • SHA256

    73f26b38368473a7e56582cba90c0426adfffe7f5a187fdddfca35f96e6150ea

  • SHA512

    2e2fdacf3926c32ff05c6b0138a915e8206f88b20a6347062e8fde3ec17c117a7fbd24af126d5fe2d34feb636f9732101ecdf1f8b2f4d3e28c241b1a2d7d66ba

  • SSDEEP

    49152:3zw+vjUmjI1U9K1q3uoX8LVFSe3E4zANDCp1:3zw+vwYYn0YRYwANDCp1

Score
8/10
upx

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\73f26b38368473a7e56582cba90c0426adfffe7f5a187fdddfca35f96e6150ea.exe
    "C:\Users\Admin\AppData\Local\Temp\73f26b38368473a7e56582cba90c0426adfffe7f5a187fdddfca35f96e6150ea.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Public\xiaodaxzqxia\n.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0" /v "1201" /d "0" /t REG_DWORD /f
        3⤵
          PID:1912
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Public\xiaodaxzqxia\A.vbs"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:528
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Public\xiaodaxzqxia\n.bat" "
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1268
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0" /v "1201" /d "0" /t REG_DWORD /f
            4⤵
              PID:1644
        • C:\Users\Public\xiaodaxzqxia\v.exe
          "C:\Users\Public\xiaodaxzqxia\v.exe" x 111 -y
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:1100

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Users\Public\xiaodaxzqxia\111

        Filesize

        1.3MB

        MD5

        2e7dba2c56e27f263d3d68d43936d84d

        SHA1

        0b47c3400026a96e682794df4afba1f550009db2

        SHA256

        d6b14b3a9ae0ee3a5a623e4af77e8a1a4739174d2807a9e1f8a966dcd61ef4ed

        SHA512

        51f6ea93421b5fdfebf4be765f661322471e099bc22d04b59c78498e849be2eee57ce2a3073e0a8b417ac1f8f476394966415107dbfdf7f402faf2e4fc50be3a

      • C:\Users\Public\xiaodaxzqxia\7z.dll

        Filesize

        1.2MB

        MD5

        a65e53c974a4e61728ecb632339a0978

        SHA1

        27e6ec4f8e34b40f1e08503245700c182b918ce9

        SHA256

        ca8ab5aeef734f24a3c58bf10b3f0152c2ea1329b02d2730448693df563b4c6a

        SHA512

        b029962f08867496cd3fd5e9af4b0703dae918e938aee759aeffbb4184ea6d3e81e0878ba8957e80d30db5d7b6fc8598e68918a4d16b3d010f31a2e16417593e

      • C:\Users\Public\xiaodaxzqxia\A.vbs

        Filesize

        107B

        MD5

        bcb223ea9c0598f04684216bcd0e12a6

        SHA1

        2661c8fbca3654a29fa261def7f16ea23a6f3165

        SHA256

        ef2113720c94cbe4cb494d6e24d26803b4b1a094e35e4285cd4a2f5665ef2c37

        SHA512

        77e440462544ca9f711f9241096601060080f5751651cab8a796d57ed74c424f03a9237a653c17a386c1ef654e6192d0e54080632dacff15a28a46564e639682

      • C:\Users\Public\xiaodaxzqxia\n.bat

        Filesize

        263B

        MD5

        c7d8b33e05722104d63de564a5d92b01

        SHA1

        fd703f1c71ac1dae65dc34f3521854604cec8091

        SHA256

        538ce88a3eed5a98c6a021a4c541080c5cfb652962f37da620e35b537513317a

        SHA512

        54a80fc6ad3f08743dc1655c379de79f9496086a9a18f4716fc9a9d6a6fe4fd527dd4ac099c57408090b73903c64fa38d4723783708068878aa6e18c6cc0d08e

      • C:\Users\Public\xiaodaxzqxia\n.bat

        Filesize

        263B

        MD5

        c7d8b33e05722104d63de564a5d92b01

        SHA1

        fd703f1c71ac1dae65dc34f3521854604cec8091

        SHA256

        538ce88a3eed5a98c6a021a4c541080c5cfb652962f37da620e35b537513317a

        SHA512

        54a80fc6ad3f08743dc1655c379de79f9496086a9a18f4716fc9a9d6a6fe4fd527dd4ac099c57408090b73903c64fa38d4723783708068878aa6e18c6cc0d08e

      • C:\Users\Public\xiaodaxzqxia\v.exe

        Filesize

        329KB

        MD5

        62d2156e3ca8387964f7aa13dd1ccd5b

        SHA1

        a5067e046ed9ea5512c94d1d17c394d6cf89ccca

        SHA256

        59cbfba941d3ac0238219daa11c93969489b40f1e8b38fabdb5805ac3dd72bfa

        SHA512

        006f7c46021f339b6cbf9f0b80cffa74abb8d48e12986266d069738c4e6bdb799bfba4b8ee4565a01e90dbe679a96a2399d795a6ead6eacbb4818a155858bf60

      • \Users\Public\xiaodaxzqxia\7z.dll

        Filesize

        1.2MB

        MD5

        a65e53c974a4e61728ecb632339a0978

        SHA1

        27e6ec4f8e34b40f1e08503245700c182b918ce9

        SHA256

        ca8ab5aeef734f24a3c58bf10b3f0152c2ea1329b02d2730448693df563b4c6a

        SHA512

        b029962f08867496cd3fd5e9af4b0703dae918e938aee759aeffbb4184ea6d3e81e0878ba8957e80d30db5d7b6fc8598e68918a4d16b3d010f31a2e16417593e

      • \Users\Public\xiaodaxzqxia\v.exe

        Filesize

        329KB

        MD5

        62d2156e3ca8387964f7aa13dd1ccd5b

        SHA1

        a5067e046ed9ea5512c94d1d17c394d6cf89ccca

        SHA256

        59cbfba941d3ac0238219daa11c93969489b40f1e8b38fabdb5805ac3dd72bfa

        SHA512

        006f7c46021f339b6cbf9f0b80cffa74abb8d48e12986266d069738c4e6bdb799bfba4b8ee4565a01e90dbe679a96a2399d795a6ead6eacbb4818a155858bf60

      • memory/2036-66-0x0000000000400000-0x0000000000847000-memory.dmp

        Filesize

        4.3MB

      • memory/2036-79-0x0000000000400000-0x0000000000847000-memory.dmp

        Filesize

        4.3MB

      • memory/2036-73-0x0000000000400000-0x0000000000847000-memory.dmp

        Filesize

        4.3MB

      • memory/2036-71-0x0000000000400000-0x0000000000847000-memory.dmp

        Filesize

        4.3MB

      • memory/2036-68-0x0000000000400000-0x0000000000847000-memory.dmp

        Filesize

        4.3MB

      • memory/2036-95-0x0000000000400000-0x0000000000847000-memory.dmp

        Filesize

        4.3MB