Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    30-05-2024 23:47

General

  • Target

    7e4ae7ad79eb2208f24f6bd3b073906442a0d1bff3f1d0eabfa4082291c5199b.dll

  • Size

    120KB

  • MD5

    177ad0142bac99db57cbbd700be8ed64

  • SHA1

    7e1e555f2614a9973e6a8b37d4cc599f22ac1659

  • SHA256

    7e4ae7ad79eb2208f24f6bd3b073906442a0d1bff3f1d0eabfa4082291c5199b

  • SHA512

    b2c28b16c7de16394e01501292613182eaf99eac89c85a8b476bec44fd0560e347a0b3c96e84db4e4beca5544bec45cbb740b1731c9dc062e9178d3cf674749b

  • SSDEEP

    3072:ZrmIh6eVBLMtUChADa5DnmkWZN0UcQb4d:ZXM2FMiKlDI/0U

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 2 TTPs 6 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 26 IoCs
  • UPX dump on OEP (original entry point) 30 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • UPX packed file 26 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 13 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of WriteProcessMemory 36 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:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1188
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e4ae7ad79eb2208f24f6bd3b073906442a0d1bff3f1d0eabfa4082291c5199b.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2164
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e4ae7ad79eb2208f24f6bd3b073906442a0d1bff3f1d0eabfa4082291c5199b.dll,#1
              3⤵
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2380
              • C:\Users\Admin\AppData\Local\Temp\f761e88.exe
                C:\Users\Admin\AppData\Local\Temp\f761e88.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
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2388
              • C:\Users\Admin\AppData\Local\Temp\f76208b.exe
                C:\Users\Admin\AppData\Local\Temp\f76208b.exe
                4⤵
                • Executes dropped EXE
                PID:2708
              • C:\Users\Admin\AppData\Local\Temp\f763a23.exe
                C:\Users\Admin\AppData\Local\Temp\f763a23.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
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:1156
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:852

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            698ca0eeca8737ca718a3885c2bfc44a

            SHA1

            5c8b4f287fa6ef7a5e893ba39ebe0b2516be0e31

            SHA256

            0a92086ca249aaaa7dcc3615b575c10b5b6e0897f98ae5bf64bb5b5b46fd08ce

            SHA512

            68c3aeccccf389f567a68839f6a4796d9c1603b1498f600064afd2dbf432bc2f42bda76b1673ddd55155a855e89c77a3f0361a377af0adb133875b237c350c60

          • \Users\Admin\AppData\Local\Temp\f761e88.exe

            Filesize

            97KB

            MD5

            3774a35da76ad4aa4be0cd01eccb703d

            SHA1

            551b8e88f3228bd28a56265a3f1d88da6bcef7d7

            SHA256

            49b0a19033dc0e0ecbca1945f84a42f0c9113ae77a72a1d3be37701101c212a9

            SHA512

            ddb43db3605ac42d5e59084f958fe16fcfaece3d1cce742f620502e9282a3a1a0f15852701de23074066f8c438135019f0b6752d972890b81c3cc17bbc328506

          • memory/1112-28-0x00000000021F0000-0x00000000021F2000-memory.dmp

            Filesize

            8KB

          • memory/1156-92-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1156-75-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1156-193-0x00000000009C0000-0x0000000001A7A000-memory.dmp

            Filesize

            16.7MB

          • memory/1156-155-0x00000000009C0000-0x0000000001A7A000-memory.dmp

            Filesize

            16.7MB

          • memory/1156-192-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1156-94-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1156-91-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2380-36-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2380-58-0x00000000002A0000-0x00000000002B2000-memory.dmp

            Filesize

            72KB

          • memory/2380-8-0x0000000000270000-0x0000000000282000-memory.dmp

            Filesize

            72KB

          • memory/2380-72-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2380-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2380-37-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/2380-9-0x0000000000270000-0x0000000000282000-memory.dmp

            Filesize

            72KB

          • memory/2380-45-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/2380-55-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2380-59-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2388-61-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-19-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-18-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-20-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-21-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-16-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-48-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2388-62-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-63-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-22-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2388-77-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-76-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-79-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-12-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-14-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-46-0x0000000003010000-0x0000000003011000-memory.dmp

            Filesize

            4KB

          • memory/2388-57-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2388-17-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-15-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-95-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-96-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-98-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-100-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-102-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-103-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-105-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-112-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2388-137-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-138-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-142-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-93-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2708-86-0x0000000000370000-0x0000000000371000-memory.dmp

            Filesize

            4KB

          • memory/2708-87-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2708-60-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB