Analysis

  • max time kernel
    165s
  • max time network
    179s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 12:36

General

  • Target

    fd1916a392220cd992581702e90a710dbf320009d585e64e7b982ab1b946f93f.exe

  • Size

    1.1MB

  • MD5

    f1986f6f9c557cba0ddd74907fe9a10f

  • SHA1

    e1a7082eba81f783f3802b694d7eb81f6f5eb9d6

  • SHA256

    fd1916a392220cd992581702e90a710dbf320009d585e64e7b982ab1b946f93f

  • SHA512

    5780aa0de7feb6113f91d71d1e6d931faa410f082754c73de5b3aebb986b094c69c2c925cec837e7e62279bf6b100622403755666442fbf27ecf8dd28da86626

  • SSDEEP

    24576:ct24U3gipfnsa5Yu0KPRjez8l+OSgLphaZ3etWrv:mSd0Cu8hm3vv

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd1916a392220cd992581702e90a710dbf320009d585e64e7b982ab1b946f93f.exe
    "C:\Users\Admin\AppData\Local\Temp\fd1916a392220cd992581702e90a710dbf320009d585e64e7b982ab1b946f93f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Users\Admin\AppData\Roaming\mocow\fbelj.com
      "C:\Users\Admin\AppData\Roaming\mocow\fbelj.com" mwmsa.guw
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:864
      • C:\Users\Admin\AppData\Roaming\mocow\fbelj.com
        C:\Users\Admin\AppData\Roaming\mocow\fbelj.com C:\Users\Admin\AppData\Roaming\mocow\TUBYQ
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1388
        • C:\Windows\SysWOW64\mshta.exe
          "C:\Windows\SysWOW64\mshta.exe"
          4⤵
            PID:1940
          • C:\Windows\SysWOW64\mshta.exe
            "C:\Windows\SysWOW64\mshta.exe"
            4⤵
              PID:1756
            • C:\Windows\SysWOW64\mshta.exe
              "C:\Windows\SysWOW64\mshta.exe"
              4⤵
                PID:1372
              • C:\Windows\SysWOW64\mshta.exe
                "C:\Windows\SysWOW64\mshta.exe"
                4⤵
                  PID:1696
                • C:\Windows\SysWOW64\mshta.exe
                  "C:\Windows\SysWOW64\mshta.exe"
                  4⤵
                    PID:1968
                  • C:\Windows\SysWOW64\mshta.exe
                    "C:\Windows\SysWOW64\mshta.exe"
                    4⤵
                      PID:1380
                    • C:\Windows\SysWOW64\mshta.exe
                      "C:\Windows\SysWOW64\mshta.exe"
                      4⤵
                        PID:708
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /C taskkill /f /IM mshta.exe
                        4⤵
                          PID:1824
                          • C:\Windows\SysWOW64\taskkill.exe
                            taskkill /f /IM mshta.exe
                            5⤵
                            • Kills process with taskkill
                            • Suspicious use of AdjustPrivilegeToken
                            PID:1056
                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
                          4⤵
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of SetWindowsHookEx
                          PID:1416

                  Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Roaming\mocow\TUBYQ
                    Filesize

                    118KB

                    MD5

                    c346f5cd7684d742e218dc717b47c027

                    SHA1

                    c1486531db25d3c7f86e6a0031342885bd8580b5

                    SHA256

                    f4277a31ceba382ca8de4d8771e9d12e67dac07c421edbb9dc38be4d843bcb63

                    SHA512

                    90548e009e967c0151b3330c5070352a5de2e227d61a0695044ebaddad492d2a95a05fbeddb7155b959320ffbfbb0866f091348f8e7927a5810aa8ec2344edaf

                  • C:\Users\Admin\AppData\Roaming\mocow\YMQGIX
                    Filesize

                    29KB

                    MD5

                    27f8e29b46e0f22c0f3c3719e1ae255a

                    SHA1

                    93dfaad73f38a0f0f4fb853046c701f89be69fea

                    SHA256

                    9df519788d7144c9994b473110f1bcc52c71df640272b062e6914ce8bbcce541

                    SHA512

                    13399fec829948f3bf8751706ecef040c47aed98df8b2dc6ffddbbaad2d9cc10ef3c1a0a981e3b78d1d7f8e705134eebafab7ea1eace1a33088e9431bf63497a

                  • C:\Users\Admin\AppData\Roaming\mocow\cuvwl
                    Filesize

                    277KB

                    MD5

                    358d42dbd27056d26ac7c36894867024

                    SHA1

                    c8674fcf937b6afba3b10d55c740120fec63b3e2

                    SHA256

                    7c1a5054664ad89866c2d94760eda80de4aba4ac7629f384be474c8a0d21d7c4

                    SHA512

                    43a6b5857f931dfad8ad72c5821c86a26b6bd0298db76ece1806af4a8e0c9fa0217fbefb51d847d2d5e52a2facc3e7f8278b2d9d211da99da00f12d12a90f47b

                  • C:\Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • C:\Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • C:\Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • C:\Users\Admin\AppData\Roaming\mocow\mwmsa.guw
                    Filesize

                    74KB

                    MD5

                    9087bb5a0e5a8c107730fb9f64786ba1

                    SHA1

                    8fa6f94a78ccdb7041818e94bc49c142bd5813d9

                    SHA256

                    2dc1a4b49d344e240a68ea84ed86ad37749c017fbdfa05064108ac6fd16b5e99

                    SHA512

                    8ebd31e6f7030d3fc968025ff5275c43fc2fe00256600e9eb8456265c3370ff95ee3772fd0e4c98f8d20667d00840a50676d229ad931029f49a6f4008eea58f8

                  • C:\Users\Admin\AppData\Roaming\mocow\tknbe.jue
                    Filesize

                    118KB

                    MD5

                    f6e15c6d7f0c9520825cb0f0b792153f

                    SHA1

                    337135a46591e4139300775cf0acee39e87d961e

                    SHA256

                    b84f15965a8afe578a1a138e6bf194fc283d76e7131a013ea5c3a996a5173af4

                    SHA512

                    d196fc316d2c2e9fdc4e58aa432a29cd7bbd54b03a6f71bb7dbe1832d750194caccddf441677fd975d3a5d094ed86cfcab618bbf05d0e9866ccf32b570291920

                  • \Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • \Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • \Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • \Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • \Users\Admin\AppData\Roaming\mocow\fbelj.com
                    Filesize

                    732KB

                    MD5

                    71d8f6d5dc35517275bc38ebcc815f9f

                    SHA1

                    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

                    SHA256

                    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

                    SHA512

                    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

                  • memory/708-83-0x0000000000000000-mapping.dmp
                  • memory/864-59-0x0000000000000000-mapping.dmp
                  • memory/996-54-0x0000000075931000-0x0000000075933000-memory.dmp
                    Filesize

                    8KB

                  • memory/1056-87-0x0000000000000000-mapping.dmp
                  • memory/1372-75-0x0000000000000000-mapping.dmp
                  • memory/1380-81-0x0000000000000000-mapping.dmp
                  • memory/1388-67-0x0000000000000000-mapping.dmp
                  • memory/1416-91-0x0000000000400000-0x000000000044C000-memory.dmp
                    Filesize

                    304KB

                  • memory/1416-96-0x000000000044674E-mapping.dmp
                  • memory/1416-103-0x00000000741B0000-0x000000007475B000-memory.dmp
                    Filesize

                    5.7MB

                  • memory/1416-102-0x00000000741B0000-0x000000007475B000-memory.dmp
                    Filesize

                    5.7MB

                  • memory/1416-100-0x0000000000400000-0x000000000044C000-memory.dmp
                    Filesize

                    304KB

                  • memory/1416-90-0x0000000000400000-0x000000000044C000-memory.dmp
                    Filesize

                    304KB

                  • memory/1416-98-0x0000000000400000-0x000000000044C000-memory.dmp
                    Filesize

                    304KB

                  • memory/1416-93-0x0000000000400000-0x000000000044C000-memory.dmp
                    Filesize

                    304KB

                  • memory/1416-94-0x0000000000400000-0x000000000044C000-memory.dmp
                    Filesize

                    304KB

                  • memory/1416-95-0x0000000000400000-0x000000000044C000-memory.dmp
                    Filesize

                    304KB

                  • memory/1696-77-0x0000000000000000-mapping.dmp
                  • memory/1756-73-0x0000000000000000-mapping.dmp
                  • memory/1824-85-0x0000000000000000-mapping.dmp
                  • memory/1940-71-0x0000000000000000-mapping.dmp
                  • memory/1968-79-0x0000000000000000-mapping.dmp