Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    08/03/2021, 11:20

General

  • Target

    9526e9792bed9efe4ed6101deff93b649701cf0f77b024567b5c0540b4b3c7bf.exe

  • Size

    1.4MB

  • MD5

    f3da87fb27befc3df1eec757587fe93b

  • SHA1

    798f0f6dba708beb6aee86469e5084b08d2e2714

  • SHA256

    9526e9792bed9efe4ed6101deff93b649701cf0f77b024567b5c0540b4b3c7bf

  • SHA512

    51d0a44359eeacb8344955099dce9fec20e46ddf509aea1036503eb0e278fbac363d797fb8745ea3b8ddd5e6f5c3c81f496e0354a10603e80c3028492bc7adaa

Malware Config

Signatures

  • DiamondFox

    DiamondFox is a multipurpose botnet with many capabilities.

  • DiamondFox payload 3 IoCs

    Detects DiamondFox payload in file/memory.

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 3 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 17 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9526e9792bed9efe4ed6101deff93b649701cf0f77b024567b5c0540b4b3c7bf.exe
    "C:\Users\Admin\AppData\Local\Temp\9526e9792bed9efe4ed6101deff93b649701cf0f77b024567b5c0540b4b3c7bf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Users\Admin\AppData\Roaming\EdgeCP\MicrosoftEdgeCPS.exe
      "C:\Users\Admin\AppData\Roaming\EdgeCP\MicrosoftEdgeCPS.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        "wmic" /Node:localhost /Namespace:\\root\SecurityCenter2 path AntiVirusProduct get DisplayName /FORMAT:List
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:336
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        "wmic" os get caption /FORMAT:List
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:820
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        "wmic" path win32_VideoController get caption /FORMAT:List
        3⤵
          PID:1508
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          "wmic" path win32_NetworkAdapterConfiguration where IPEnabled=1 get IPAddress /FORMAT:List
          3⤵
            PID:372
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            "wmic" LogicalDisk Where DriveType=4 get VolumeName /FORMAT:List
            3⤵
              PID:1600
            • C:\Windows\SysWOW64\Wbem\wmic.exe
              "wmic" path win32_PingStatus where address='185.193.88.150' get StatusCode /FORMAT:List
              3⤵
                PID:1964
              • C:\Windows\SysWOW64\Wbem\wmic.exe
                "wmic" path win32_PingStatus where address='185.193.88.150' get ResponseTime /FORMAT:List
                3⤵
                  PID:804
                • C:\Users\Admin\AppData\Roaming\EdgeCP\MicrosoftEdgeCPS.exe
                  "C:\Users\Admin\AppData\Roaming\EdgeCP\MicrosoftEdgeCPS.exe"
                  3⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: MapViewOfSection
                  • Suspicious use of WriteProcessMemory
                  PID:1320
                  • C:\Windows\system32\WerFault.exe
                    C:\Windows\system32\WerFault.exe
                    4⤵
                      PID:1100
                  • C:\Users\Admin\AppData\Roaming\EdgeCP\MicrosoftEdgeCPS.exe
                    /scomma "C:\Users\Admin\AppData\Roaming\EdgeCP\1.log"
                    3⤵
                    • Executes dropped EXE
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1480
                  • C:\Windows\SysWOW64\Wbem\wmic.exe
                    "wmic" path win32_PingStatus where address='185.193.88.150' get StatusCode /FORMAT:List
                    3⤵
                      PID:1108
                    • C:\Windows\SysWOW64\Wbem\wmic.exe
                      "wmic" path win32_PingStatus where address='185.193.88.150' get ResponseTime /FORMAT:List
                      3⤵
                        PID:1704
                      • C:\Windows\SysWOW64\Wbem\wmic.exe
                        "wmic" path win32_PingStatus where address='185.193.88.150' get StatusCode /FORMAT:List
                        3⤵
                          PID:876
                        • C:\Windows\SysWOW64\Wbem\wmic.exe
                          "wmic" path win32_PingStatus where address='185.193.88.150' get ResponseTime /FORMAT:List
                          3⤵
                            PID:1912

                      Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • memory/0-59-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-58-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-72-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-80-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-81-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-70-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-53-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-62-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-57-0x0000000000400000-0x0000000000455000-memory.dmp

                              Filesize

                              340KB

                            • memory/0-54-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-56-0x0000000000400000-0x0000000000405000-memory.dmp

                              Filesize

                              20KB

                            • memory/0-55-0x0000000000400000-0x0000000000422000-memory.dmp

                              Filesize

                              136KB

                            • memory/920-12-0x000007FEF5BC0000-0x000007FEF5E3A000-memory.dmp

                              Filesize

                              2.5MB

                            • memory/1100-51-0x0000000001BE0000-0x0000000001CA9000-memory.dmp

                              Filesize

                              804KB

                            • memory/1100-50-0x00000000000F0000-0x00000000000F1000-memory.dmp

                              Filesize

                              4KB

                            • memory/1100-49-0x000007FEFB541000-0x000007FEFB543000-memory.dmp

                              Filesize

                              8KB

                            • memory/1320-35-0x0000000000220000-0x0000000000298000-memory.dmp

                              Filesize

                              480KB

                            • memory/1320-42-0x0000000010000000-0x0000000010089000-memory.dmp

                              Filesize

                              548KB

                            • memory/1320-44-0x0000000002D80000-0x0000000002D81000-memory.dmp

                              Filesize

                              4KB

                            • memory/1320-37-0x0000000000400000-0x0000000002BE9000-memory.dmp

                              Filesize

                              39.9MB

                            • memory/1320-46-0x0000000000400000-0x000000000044D000-memory.dmp

                              Filesize

                              308KB

                            • memory/1320-48-0x0000000000500000-0x0000000000640000-memory.dmp

                              Filesize

                              1.2MB

                            • memory/1320-36-0x0000000000400000-0x000000000047B000-memory.dmp

                              Filesize

                              492KB

                            • memory/1320-24-0x0000000000400000-0x0000000002BE9000-memory.dmp

                              Filesize

                              39.9MB

                            • memory/1320-32-0x00000000030A0000-0x00000000030B1000-memory.dmp

                              Filesize

                              68KB

                            • memory/1320-27-0x0000000000400000-0x0000000002BE9000-memory.dmp

                              Filesize

                              39.9MB

                            • memory/1480-28-0x0000000000400000-0x000000000047C000-memory.dmp

                              Filesize

                              496KB

                            • memory/1480-34-0x0000000000400000-0x000000000047C000-memory.dmp

                              Filesize

                              496KB

                            • memory/1612-10-0x00000000008D0000-0x00000000008E1000-memory.dmp

                              Filesize

                              68KB

                            • memory/1612-17-0x0000000000400000-0x0000000000435000-memory.dmp

                              Filesize

                              212KB

                            • memory/1932-2-0x0000000000AD0000-0x0000000000AE1000-memory.dmp

                              Filesize

                              68KB

                            • memory/1932-4-0x00000000001B0000-0x00000000001E3000-memory.dmp

                              Filesize

                              204KB

                            • memory/1932-5-0x0000000000400000-0x0000000000435000-memory.dmp

                              Filesize

                              212KB

                            • memory/1932-3-0x00000000750C1000-0x00000000750C3000-memory.dmp

                              Filesize

                              8KB