Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 08:44

General

  • Target

    e8c60df9bf657535b0cce87a0cd8bb3360d711f4b8061def4f2d38bebbb02f0f.dll

  • Size

    120KB

  • MD5

    3968cc0695a2a192ed232743e600ed8f

  • SHA1

    4a439902109785f763cd9782e31031465403cc22

  • SHA256

    e8c60df9bf657535b0cce87a0cd8bb3360d711f4b8061def4f2d38bebbb02f0f

  • SHA512

    1506af71dc5684bef4702af9e39f022dd34f8b0d680065315677fa0b2455e1cc47734c648b8260b4d335280a732fb64d6c1d7142348acf59da9552765e8ac7cc

  • SSDEEP

    3072:JJm8Ur/oHKz11V5Kayt3qaCGlQQPLvcWdHD7WQMno0:JsrAHKD8t3LlHLvHHR0

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 25 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:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1156
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8c60df9bf657535b0cce87a0cd8bb3360d711f4b8061def4f2d38bebbb02f0f.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2640
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8c60df9bf657535b0cce87a0cd8bb3360d711f4b8061def4f2d38bebbb02f0f.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2088
              • C:\Users\Admin\AppData\Local\Temp\f774099.exe
                C:\Users\Admin\AppData\Local\Temp\f774099.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:2696
              • C:\Users\Admin\AppData\Local\Temp\f7742ca.exe
                C:\Users\Admin\AppData\Local\Temp\f7742ca.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 Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:3020
              • C:\Users\Admin\AppData\Local\Temp\f775de9.exe
                C:\Users\Admin\AppData\Local\Temp\f775de9.exe
                4⤵
                • Executes dropped EXE
                PID:1504
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1684

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            0f63d490334fb862db6affb6bcb738ed

            SHA1

            c321b0da81e2c6ef43ea2bfa54a1be9b591a2e1b

            SHA256

            e60f1eb17e06081621cf84c4a87ec721e55d422bc85edc2dcd8117beca21d774

            SHA512

            e91b8b23877c5933f366c5c3399bf6ce7108bbc3ca847aa259374cdd1fbb1427981b8b6e1110749093e1b9eb4304577e6498a4e2628cbf615399414d64533c73

          • \Users\Admin\AppData\Local\Temp\f774099.exe

            Filesize

            97KB

            MD5

            5292870566904e1fab5d1df7420d9437

            SHA1

            6efc0cca7ee7b7a3167eb55a623bf80e2f5c9a60

            SHA256

            ddec59fbf44420f28dc88bc0cf65ba9460aac3537527ad74f9907f798af37d34

            SHA512

            0a7f5c8ffd1d2dcd4099fb1ded2954acd693e8adcfc1c180860d731f82087deb3da88b11d83acba4545bf616199363127ae36e2b4e46b794d3ce639304d2b1bd

          • memory/1100-31-0x0000000001F00000-0x0000000001F02000-memory.dmp

            Filesize

            8KB

          • memory/1504-111-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1504-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1504-112-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1504-110-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1504-202-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1504-140-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2088-39-0x0000000000500000-0x0000000000501000-memory.dmp

            Filesize

            4KB

          • memory/2088-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2088-6-0x00000000001B0000-0x00000000001C2000-memory.dmp

            Filesize

            72KB

          • memory/2088-60-0x00000000004F0000-0x00000000004F2000-memory.dmp

            Filesize

            8KB

          • memory/2088-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2088-59-0x0000000000510000-0x0000000000522000-memory.dmp

            Filesize

            72KB

          • memory/2088-80-0x00000000004F0000-0x00000000004F2000-memory.dmp

            Filesize

            8KB

          • memory/2088-57-0x00000000004F0000-0x00000000004F2000-memory.dmp

            Filesize

            8KB

          • memory/2088-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2088-47-0x0000000000500000-0x0000000000501000-memory.dmp

            Filesize

            4KB

          • memory/2088-74-0x0000000000530000-0x0000000000542000-memory.dmp

            Filesize

            72KB

          • memory/2088-38-0x00000000004F0000-0x00000000004F2000-memory.dmp

            Filesize

            8KB

          • memory/2088-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2696-63-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-89-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-19-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-18-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-25-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-17-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-22-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-64-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-65-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-66-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-67-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-69-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-70-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-24-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-85-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2696-48-0x00000000005B0000-0x00000000005B1000-memory.dmp

            Filesize

            4KB

          • memory/2696-75-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-58-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2696-86-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-21-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-90-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2696-20-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2696-160-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2696-161-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-16-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-99-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2696-23-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/3020-136-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3020-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3020-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3020-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3020-184-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/3020-198-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/3020-197-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3020-101-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB