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Analysis

  • max time kernel
    27s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    15/12/2024, 23:10

General

  • Target

    13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll

  • Size

    120KB

  • MD5

    3ec90f220d08b3178f10064901fc8640

  • SHA1

    3e9bc037959e8519cb508c85cbc90122f950ffb1

  • SHA256

    13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339

  • SHA512

    93db679d6f3ab367bb06434a4e10b188c7f97c48c7b396e00c249587ae9ac92bb1c00d17e237994e9d4c80221d6db358a6056a1b1e7c1776842aa896ced12be2

  • SSDEEP

    3072:pf09qg9Et+p8Z/+ubdOmqjNBLhlVMirB:pf0R2t+pE+ub0m+L7

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 17 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1276
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1268
              • C:\Users\Admin\AppData\Local\Temp\f7872ef.exe
                C:\Users\Admin\AppData\Local\Temp\f7872ef.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Enumerates connected drives
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2320
              • C:\Users\Admin\AppData\Local\Temp\f7875db.exe
                C:\Users\Admin\AppData\Local\Temp\f7875db.exe
                4⤵
                • Executes dropped EXE
                PID:2708
              • C:\Users\Admin\AppData\Local\Temp\f788c87.exe
                C:\Users\Admin\AppData\Local\Temp\f788c87.exe
                4⤵
                • Executes dropped EXE
                PID:1184
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1440

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • \Users\Admin\AppData\Local\Temp\f7872ef.exe

            Filesize

            97KB

            MD5

            7641136db45c62218ec9c77a4fc08e78

            SHA1

            f6e4dc40869e1f6a9fb81b17334908ac7504ab87

            SHA256

            49a3bf6254b3f29b39d522d9fb445d9cf953068ffe52929f97acc6cdac4d6c8c

            SHA512

            2dc4db663eba581d48c3afa93c0e39cd63b0f51317065320763ab8043f3e0c1131755ca57e6e2849cb59c03e4ff4b84e7a9344a31c39b0c212a4dbbb1fc88b3e

          • memory/1088-28-0x0000000001B40000-0x0000000001B42000-memory.dmp

            Filesize

            8KB

          • memory/1184-128-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1184-94-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/1184-97-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/1268-56-0x0000000000390000-0x00000000003A2000-memory.dmp

            Filesize

            72KB

          • memory/1268-57-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/1268-9-0x00000000001A0000-0x00000000001B2000-memory.dmp

            Filesize

            72KB

          • memory/1268-3-0x00000000001A0000-0x00000000001B2000-memory.dmp

            Filesize

            72KB

          • memory/1268-71-0x00000000003B0000-0x00000000003C2000-memory.dmp

            Filesize

            72KB

          • memory/1268-72-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/1268-35-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1268-76-0x00000000001A0000-0x00000000001A6000-memory.dmp

            Filesize

            24KB

          • memory/1268-34-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/1268-43-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1268-54-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/1268-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2320-60-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-77-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-20-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-22-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-46-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2320-47-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2320-19-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-44-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2320-59-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-21-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-61-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-14-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-75-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2320-15-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-13-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-17-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-95-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-16-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-18-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-120-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2320-119-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2320-114-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2320-100-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-87-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2708-88-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2708-89-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2708-121-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2708-124-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-58-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB