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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    15/12/2024, 22:47

General

  • Target

    ba351a64b455226c4d87f7dd3e4413c75c0cb7c13a03e70e422d3d33adf7b5f0N.dll

  • Size

    120KB

  • MD5

    3242d7f5a760f33cdfa83eb8a5fce020

  • SHA1

    d2f1f9cea8f83774f53eddf45c9f62c67d5168be

  • SHA256

    ba351a64b455226c4d87f7dd3e4413c75c0cb7c13a03e70e422d3d33adf7b5f0

  • SHA512

    261536da3ced9234ac6893eaf22189a6b344e7e09f6a328517eabebbd69878d1568a03a6c26049ecee9e92275d30e3a7b6ea05106651065831f8b8a673ae01a8

  • SSDEEP

    3072:Rkggw5DyrMgADAYFYPt+KpJc2pNf9LfuiHf8:rArUDF34hpXLuwf8

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 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • UPX packed file 26 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba351a64b455226c4d87f7dd3e4413c75c0cb7c13a03e70e422d3d33adf7b5f0N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2272
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba351a64b455226c4d87f7dd3e4413c75c0cb7c13a03e70e422d3d33adf7b5f0N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2152
              • C:\Users\Admin\AppData\Local\Temp\f77192c.exe
                C:\Users\Admin\AppData\Local\Temp\f77192c.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:2512
              • C:\Users\Admin\AppData\Local\Temp\f771f34.exe
                C:\Users\Admin\AppData\Local\Temp\f771f34.exe
                4⤵
                • Executes dropped EXE
                PID:2672
              • C:\Users\Admin\AppData\Local\Temp\f7734d6.exe
                C:\Users\Admin\AppData\Local\Temp\f7734d6.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:2732
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1348

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            5fa5fb3a7da69a56d00e4a179cce5aa4

            SHA1

            eaefa825966a35de54ade34913bc5a1070c5aa8c

            SHA256

            32be05e1a343b71520e3719f8fc49df7ef35b3525e568a2da6ee8bd776cdbe87

            SHA512

            3d17b50be126fa648239488dacb565b6489f0398a9898216b871be72359b9464cb22a13d91455eb0e55a6ec638a013f745ab53cdf6d0b5e041dc5d2613cfb5e7

          • \Users\Admin\AppData\Local\Temp\f77192c.exe

            Filesize

            97KB

            MD5

            fa1f2d22b78788237a3bdca27dd4a5c3

            SHA1

            10d4bccfd1504e94ceea2bf32080717974877c90

            SHA256

            bda470445f6f7deede56bfa671e029d21a0319fad95221f8ca7cb2dd0a43b9cc

            SHA512

            e19e6d1dbca55e2e955780ded543912a53d3125d4f2f8f094f0ddc648123db667c475e4d8294f456a6ae41fa88154c113539e783df41c7faccda8bc748732e55

          • memory/1112-33-0x0000000000410000-0x0000000000412000-memory.dmp

            Filesize

            8KB

          • memory/2152-76-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2152-6-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2152-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2152-12-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2152-80-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/2152-61-0x0000000000430000-0x0000000000442000-memory.dmp

            Filesize

            72KB

          • memory/2152-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2152-40-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2152-41-0x00000000002F0000-0x00000000002F1000-memory.dmp

            Filesize

            4KB

          • memory/2152-42-0x00000000002F0000-0x00000000002F1000-memory.dmp

            Filesize

            4KB

          • memory/2152-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2152-43-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2152-52-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2512-22-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-68-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-31-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-32-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-53-0x0000000003C50000-0x0000000003C52000-memory.dmp

            Filesize

            8KB

          • memory/2512-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2512-16-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-17-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-51-0x0000000003C50000-0x0000000003C52000-memory.dmp

            Filesize

            8KB

          • memory/2512-50-0x0000000003CA0000-0x0000000003CA1000-memory.dmp

            Filesize

            4KB

          • memory/2512-19-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-23-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-25-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-24-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-20-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-63-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-64-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-65-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-67-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-21-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-18-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-149-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-14-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-82-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-84-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-86-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-87-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-89-0x00000000006D0000-0x000000000178A000-memory.dmp

            Filesize

            16.7MB

          • memory/2512-148-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2672-99-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2672-107-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2672-100-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2672-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2732-109-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2732-106-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/2732-81-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2732-165-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2732-203-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2732-202-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB