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Analysis

  • max time kernel
    151s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 00:03

General

  • Target

    db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995.exe

  • Size

    192KB

  • MD5

    7565c3c29e79a24dd0e6f5894ecb9450

  • SHA1

    ab1156f2af054838e14f42839e25d0e619ba796a

  • SHA256

    db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995

  • SHA512

    e623dee382057752bd401aa64b5efaeb807f82db8a4913f4df3e8b919faf98513d744a689a256c867ae1f16d87999300d6c40e0a7e026388b4b9e2477b58d5dd

  • SSDEEP

    3072:oi+bQQgdYR4sOcBRdQZd5g18xJ5kOpaPM9erTRcm4esUV:Sb/gdY7HCKKJNaEoPKmJ

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 6 IoCs

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

  • Loads dropped DLL 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 2 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 netsvcs
          2⤵
            PID:880
            • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
              wmiadap.exe /F /T /R
              3⤵
                PID:1820
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k LocalService
              2⤵
                PID:852
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                2⤵
                  PID:1604
                • C:\Windows\system32\sppsvc.exe
                  C:\Windows\system32\sppsvc.exe
                  2⤵
                    PID:960
                  • C:\Windows\system32\taskhost.exe
                    "taskhost.exe"
                    2⤵
                      PID:1132
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                      2⤵
                        PID:1052
                      • C:\Windows\System32\spoolsv.exe
                        C:\Windows\System32\spoolsv.exe
                        2⤵
                          PID:304
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k NetworkService
                          2⤵
                            PID:324
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                            2⤵
                              PID:808
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                              2⤵
                                PID:756
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k RPCSS
                                2⤵
                                  PID:680
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k DcomLaunch
                                  2⤵
                                    PID:600
                                • C:\Windows\system32\winlogon.exe
                                  winlogon.exe
                                  1⤵
                                    PID:420
                                  • 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:384
                                    • 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\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:332
                                          • C:\Windows\System32\smss.exe
                                            \SystemRoot\System32\smss.exe
                                            1⤵
                                              PID:260
                                            • C:\Windows\Explorer.EXE
                                              C:\Windows\Explorer.EXE
                                              1⤵
                                                PID:1304
                                                • C:\Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995.exe
                                                  "C:\Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995.exe"
                                                  2⤵
                                                  • Loads dropped DLL
                                                  • Suspicious use of WriteProcessMemory
                                                  PID:1996
                                                  • C:\Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995mgr.exe
                                                    C:\Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995mgr.exe
                                                    3⤵
                                                    • Executes dropped EXE
                                                    • Loads dropped DLL
                                                    • Drops file in Program Files directory
                                                    • Suspicious use of UnmapMainImage
                                                    • Suspicious use of WriteProcessMemory
                                                    PID:900
                                                    • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                      4⤵
                                                      • Executes dropped EXE
                                                      • Suspicious behavior: EnumeratesProcesses
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      • Suspicious use of UnmapMainImage
                                                      • Suspicious use of WriteProcessMemory
                                                      PID:1476
                                                      • C:\Windows\SysWOW64\svchost.exe
                                                        C:\Windows\system32\svchost.exe
                                                        5⤵
                                                        • Modifies WinLogon for persistence
                                                        • Drops file in System32 directory
                                                        • Drops file in Program Files directory
                                                        PID:2008
                                                      • C:\Windows\SysWOW64\svchost.exe
                                                        C:\Windows\system32\svchost.exe
                                                        5⤵
                                                        • Suspicious behavior: EnumeratesProcesses
                                                        • Suspicious use of AdjustPrivilegeToken
                                                        • Suspicious use of WriteProcessMemory
                                                        PID:592
                                              • C:\Windows\system32\Dwm.exe
                                                "C:\Windows\system32\Dwm.exe"
                                                1⤵
                                                  PID:1232

                                                Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

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                                                Downloads

                                                • C:\Program Files (x86)\Microsoft\WaterMark.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • C:\Program Files (x86)\Microsoft\WaterMark.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • C:\Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995mgr.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • C:\Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995mgr.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • \Program Files (x86)\Microsoft\WaterMark.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • \Program Files (x86)\Microsoft\WaterMark.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • \Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995mgr.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • \Users\Admin\AppData\Local\Temp\db5cf9d0b882c6a918d4e2f290a48e241a75d376a1e53c894383d1eb33ad2995mgr.exe

                                                  Filesize

                                                  120KB

                                                  MD5

                                                  83a5fa4246ce7541bebc5e64bf0b01b6

                                                  SHA1

                                                  bc92ac6ec1aec9702570ef975066278ca3effbb0

                                                  SHA256

                                                  5ad61430a72e3c3492995dc43cd48b0d449513f518bbc02de740b69f43bede2a

                                                  SHA512

                                                  1420a5037f92049b933e01f20227f6b71093da7ed3b99e437759baed937152cb7ab9fc9f1aad1b3946beb97f3e498e38b0b7af3b506140d3c281540c1ee6a2bc

                                                • memory/592-90-0x0000000020010000-0x000000002001B000-memory.dmp

                                                  Filesize

                                                  44KB

                                                • memory/592-87-0x0000000020010000-0x000000002001B000-memory.dmp

                                                  Filesize

                                                  44KB

                                                • memory/900-62-0x0000000000400000-0x0000000000421000-memory.dmp

                                                  Filesize

                                                  132KB

                                                • memory/900-68-0x0000000000400000-0x0000000000421000-memory.dmp

                                                  Filesize

                                                  132KB

                                                • memory/900-61-0x0000000000400000-0x0000000000421000-memory.dmp

                                                  Filesize

                                                  132KB

                                                • memory/1476-83-0x0000000000400000-0x000000000043D000-memory.dmp

                                                  Filesize

                                                  244KB

                                                • memory/1476-85-0x0000000000400000-0x000000000043D000-memory.dmp

                                                  Filesize

                                                  244KB

                                                • memory/1476-192-0x0000000000400000-0x0000000000421000-memory.dmp

                                                  Filesize

                                                  132KB

                                                • memory/1996-58-0x0000000000400000-0x0000000000433000-memory.dmp

                                                  Filesize

                                                  204KB

                                                • memory/2008-78-0x00000000760E1000-0x00000000760E3000-memory.dmp

                                                  Filesize

                                                  8KB

                                                • memory/2008-79-0x0000000020010000-0x0000000020022000-memory.dmp

                                                  Filesize

                                                  72KB

                                                • memory/2008-84-0x0000000020010000-0x0000000020022000-memory.dmp

                                                  Filesize

                                                  72KB

                                                • memory/2008-75-0x0000000020010000-0x0000000020022000-memory.dmp

                                                  Filesize

                                                  72KB

                                                • memory/2008-193-0x0000000020010000-0x0000000020022000-memory.dmp

                                                  Filesize

                                                  72KB