Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 04:31

General

  • Target

    7df2f15c74913a715f788512528faa53f5ae4214aa70f68198d407f172e7c0d5.dll

  • Size

    120KB

  • MD5

    88622bd3eff75a907b5c9cc4f71cfa08

  • SHA1

    7bbc9f785560b28a9e00bc8a97fab2af8452fee5

  • SHA256

    7df2f15c74913a715f788512528faa53f5ae4214aa70f68198d407f172e7c0d5

  • SHA512

    f25daeab790751b5ddf6707b3194b6fd652dd544ed5cb71815a832403305426c4ceee7bc43f25a9a8b18cbd131f4f6449eb9cc3b71a9ae6113b38bda3efaa974

  • SSDEEP

    1536:o29KEEppnoQGJ4SAbIRch6CFuArYcCDXBpIF/LOugRtOwAyG+52hyr/lJ1KM9:MEEjoNJ44ch6gueCDXDugRbvYhyBJ1H9

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 17 IoCs

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

  • UPX packed file 24 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 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • 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\7df2f15c74913a715f788512528faa53f5ae4214aa70f68198d407f172e7c0d5.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2384
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\7df2f15c74913a715f788512528faa53f5ae4214aa70f68198d407f172e7c0d5.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2072
              • C:\Users\Admin\AppData\Local\Temp\f76ae49.exe
                C:\Users\Admin\AppData\Local\Temp\f76ae49.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:3028
              • C:\Users\Admin\AppData\Local\Temp\f76afee.exe
                C:\Users\Admin\AppData\Local\Temp\f76afee.exe
                4⤵
                • Executes dropped EXE
                PID:2276
              • C:\Users\Admin\AppData\Local\Temp\f76ca32.exe
                C:\Users\Admin\AppData\Local\Temp\f76ca32.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:2612
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1388

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            fbda1b3396088c40825aaf1f737ba02e

            SHA1

            5a5249ad43d595b242a2583f1163657ea368da06

            SHA256

            c71bb069c534feceb4e34518fb75f6084b19330b0de4b0263b824a6608da2a8a

            SHA512

            1b13effe163940013fad79773b0bfe3085ffd510dcf3547c145e2ee93d21aa6f5e8739ca49feeaab6b0ac8fdb8dd151bfb9e381f2ac50a4f6d637801ffebee4c

          • \Users\Admin\AppData\Local\Temp\f76ae49.exe

            Filesize

            97KB

            MD5

            114fedd38f155f4dd7945a3ccd41c626

            SHA1

            b12d10f4097d27c133b7813fbcf70817d766dc41

            SHA256

            57f6409839dd14d69ce5fe961d35cded8190016f5e373b2ff159004497d7931c

            SHA512

            18bc440e40eda81582b3ea88a13a5160b722444b0ce6228eba94aaf58b950b23d3463896d556d9d90c506108e5c77444a82a76ed911b690e1419e2abdbe773e0

          • memory/1104-30-0x0000000002170000-0x0000000002172000-memory.dmp

            Filesize

            8KB

          • memory/2072-39-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2072-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2072-6-0x00000000001D0000-0x00000000001E2000-memory.dmp

            Filesize

            72KB

          • memory/2072-12-0x00000000001D0000-0x00000000001E2000-memory.dmp

            Filesize

            72KB

          • memory/2072-83-0x00000000001D0000-0x00000000001D2000-memory.dmp

            Filesize

            8KB

          • memory/2072-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2072-59-0x0000000000200000-0x0000000000202000-memory.dmp

            Filesize

            8KB

          • memory/2072-60-0x0000000000200000-0x0000000000202000-memory.dmp

            Filesize

            8KB

          • memory/2072-61-0x0000000000760000-0x0000000000772000-memory.dmp

            Filesize

            72KB

          • memory/2072-79-0x0000000000200000-0x0000000000202000-memory.dmp

            Filesize

            8KB

          • memory/2072-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2072-38-0x0000000000200000-0x0000000000202000-memory.dmp

            Filesize

            8KB

          • memory/2072-48-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2072-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2276-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2276-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2276-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2276-100-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2276-130-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2276-179-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2612-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2612-85-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2612-207-0x00000000009B0000-0x0000000001A6A000-memory.dmp

            Filesize

            16.7MB

          • memory/2612-208-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2612-180-0x00000000009B0000-0x0000000001A6A000-memory.dmp

            Filesize

            16.7MB

          • memory/2612-106-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2612-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3028-89-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-17-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-67-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-70-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-71-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-66-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-84-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/3028-54-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/3028-51-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/3028-86-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-49-0x00000000004A0000-0x00000000004A1000-memory.dmp

            Filesize

            4KB

          • memory/3028-91-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-23-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-68-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-110-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-65-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-64-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-19-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-16-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-14-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-154-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3028-21-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-20-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-18-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-22-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/3028-24-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB