Analysis

  • max time kernel
    153s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    20-10-2022 23:26

General

  • Target

    7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730.exe

  • Size

    38KB

  • MD5

    404a330a5a675d3a6c957a7843f8f599

  • SHA1

    3ab5ab65e8cbb64545e1585e1f1e03b1c19b84df

  • SHA256

    7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730

  • SHA512

    27fa5135218114885f9e4600b9d0743c1d6c20517c1cb4fd2cc3d09174ae4a109b5564fbb2199ab1f8b0bb6ec0530e611142cd89820acdb950bbb551d3bfb019

  • SSDEEP

    768:/8Thu61vFi/7u4CFgHdgDCgKEmSy0aIGdBT8:0k6Ro/7DVHeC7EBy0avdBT8

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 43 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:480
    • C:\Windows\system32\services.exe
      C:\Windows\system32\services.exe
      1⤵
        PID:464
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
          2⤵
            PID:796
            • C:\Windows\system32\Dwm.exe
              "C:\Windows\system32\Dwm.exe"
              3⤵
                PID:1320
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k netsvcs
              2⤵
                PID:856
                • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                  wmiadap.exe /F /T /R
                  3⤵
                    PID:1112
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                  2⤵
                    PID:644
                  • C:\Windows\system32\sppsvc.exe
                    C:\Windows\system32\sppsvc.exe
                    2⤵
                      PID:1680
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                      2⤵
                        PID:1532
                      • C:\Windows\system32\taskhost.exe
                        "taskhost.exe"
                        2⤵
                          PID:1180
                        • C:\Windows\System32\spoolsv.exe
                          C:\Windows\System32\spoolsv.exe
                          2⤵
                            PID:108
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k NetworkService
                            2⤵
                              PID:292
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k LocalService
                              2⤵
                                PID:832
                              • C:\Windows\System32\svchost.exe
                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                                2⤵
                                  PID:732
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k RPCSS
                                  2⤵
                                    PID:660
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k DcomLaunch
                                    2⤵
                                      PID:584
                                    • C:\Windows\SysWOW64\7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730.exe
                                      C:\Windows\SysWOW64\7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730.exe
                                      2⤵
                                      • Executes dropped EXE
                                      • Suspicious behavior: EnumeratesProcesses
                                      • Suspicious behavior: MapViewOfSection
                                      • Suspicious use of AdjustPrivilegeToken
                                      PID:1948
                                  • C:\Windows\system32\winlogon.exe
                                    winlogon.exe
                                    1⤵
                                      PID:416
                                    • C:\Windows\system32\csrss.exe
                                      %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
                                      1⤵
                                        PID:376
                                      • C:\Windows\system32\wininit.exe
                                        wininit.exe
                                        1⤵
                                          PID:368
                                          • C:\Windows\system32\lsm.exe
                                            C:\Windows\system32\lsm.exe
                                            2⤵
                                              PID:488
                                          • C:\Windows\Explorer.EXE
                                            C:\Windows\Explorer.EXE
                                            1⤵
                                              PID:1368
                                              • C:\Users\Admin\AppData\Local\Temp\7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730.exe
                                                "C:\Users\Admin\AppData\Local\Temp\7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730.exe"
                                                2⤵
                                                • Drops file in System32 directory
                                                • Suspicious behavior: EnumeratesProcesses
                                                • Suspicious behavior: MapViewOfSection
                                                • Suspicious use of AdjustPrivilegeToken
                                                • Suspicious use of WriteProcessMemory
                                                PID:748

                                            Network

                                            MITRE ATT&CK Matrix

                                            Replay Monitor

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                                            Downloads

                                            • C:\Windows\SysWOW64\7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730.exe

                                              Filesize

                                              38KB

                                              MD5

                                              404a330a5a675d3a6c957a7843f8f599

                                              SHA1

                                              3ab5ab65e8cbb64545e1585e1f1e03b1c19b84df

                                              SHA256

                                              7bef85c2bc63bf2a341ddacbf4d7d2f66afe7fc0a4ce227749f0961c0e167730

                                              SHA512

                                              27fa5135218114885f9e4600b9d0743c1d6c20517c1cb4fd2cc3d09174ae4a109b5564fbb2199ab1f8b0bb6ec0530e611142cd89820acdb950bbb551d3bfb019

                                            • memory/748-54-0x0000000000400000-0x000000000044D000-memory.dmp

                                              Filesize

                                              308KB

                                            • memory/748-55-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/748-58-0x0000000000400000-0x000000000044D000-memory.dmp

                                              Filesize

                                              308KB

                                            • memory/748-59-0x000000007EF90000-0x000000007EF9C000-memory.dmp

                                              Filesize

                                              48KB

                                            • memory/1948-60-0x0000000000400000-0x000000000044D000-memory.dmp

                                              Filesize

                                              308KB