Analysis

  • max time kernel
    27s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 00:43

General

  • Target

    0f028d4a8f5e250b5cb28a158b32aab4cd7e6193db0c5d49c13d489f54ea0070N.dll

  • Size

    120KB

  • MD5

    b80a20c7c347512ee40a9803c0391e70

  • SHA1

    a1d325fe6ad56b814400f23b923bd905f2c04f28

  • SHA256

    0f028d4a8f5e250b5cb28a158b32aab4cd7e6193db0c5d49c13d489f54ea0070

  • SHA512

    84185e2db6785bb98871361c1b8afe7634d1591efadc660e0204a9a61a12bdd6b5fa4f2701ebbdc58669f5b669e8c9985885fa68ed82c1da53c3add4bb77318e

  • SSDEEP

    1536:8fJD/SiCnm89+ZpXGJjBRM+icLLE0POzzZct48G2rSUw4wg/6qdhl3m:6Idm8mXGJAJ0PSZVehZFJD3m

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 15 IoCs

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

  • UPX packed file 22 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 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 24 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1040
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1064
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1128
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f028d4a8f5e250b5cb28a158b32aab4cd7e6193db0c5d49c13d489f54ea0070N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1548
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f028d4a8f5e250b5cb28a158b32aab4cd7e6193db0c5d49c13d489f54ea0070N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2988
              • C:\Users\Admin\AppData\Local\Temp\f76bce9.exe
                C:\Users\Admin\AppData\Local\Temp\f76bce9.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:2896
              • C:\Users\Admin\AppData\Local\Temp\f76bedc.exe
                C:\Users\Admin\AppData\Local\Temp\f76bedc.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Drops file in Windows directory
                • System policy modification
                PID:2452
              • C:\Users\Admin\AppData\Local\Temp\f76d884.exe
                C:\Users\Admin\AppData\Local\Temp\f76d884.exe
                4⤵
                • Executes dropped EXE
                PID:2336
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2004

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f76bce9.exe

            Filesize

            97KB

            MD5

            088fffd62cf580ab2694d24c073360dd

            SHA1

            c70f77a484383aaee5d7cd3d88f3762da7954f25

            SHA256

            76f7b1f91d1b5938e32502fd8ebd2358d3fe4e2f2d1f5cafdcfe775804c152ca

            SHA512

            e338dfb7fcaffe5311a5d57490f3da9e92730ef21666a3e88d5248f0fed3f58cde255f143d39a6ca1f1d106baa29fca7553ac5fa6dde3733134738932ed1f02d

          • memory/1040-29-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2336-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2336-171-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2336-85-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2336-139-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2336-110-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2336-109-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2452-134-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2452-103-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2452-102-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2452-101-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2452-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2452-167-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2452-166-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-64-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-77-0x0000000003040000-0x0000000003042000-memory.dmp

            Filesize

            8KB

          • memory/2896-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2896-160-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2896-161-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-15-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-14-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-22-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-49-0x0000000003D20000-0x0000000003D21000-memory.dmp

            Filesize

            4KB

          • memory/2896-17-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-16-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-20-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-65-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-66-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-67-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-68-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-70-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-71-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-19-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-21-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-51-0x0000000003040000-0x0000000003042000-memory.dmp

            Filesize

            8KB

          • memory/2896-18-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-87-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-89-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-91-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2896-52-0x0000000003040000-0x0000000003042000-memory.dmp

            Filesize

            8KB

          • memory/2896-23-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2988-80-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2988-84-0x00000000000C0000-0x00000000000C2000-memory.dmp

            Filesize

            8KB

          • memory/2988-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2988-38-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2988-39-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/2988-59-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2988-61-0x0000000000250000-0x0000000000262000-memory.dmp

            Filesize

            72KB

          • memory/2988-62-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2988-48-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/2988-9-0x00000000000C0000-0x00000000000D2000-memory.dmp

            Filesize

            72KB

          • memory/2988-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB