Analysis

  • max time kernel
    37s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 08:29

General

  • Target

    05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806abaN.dll

  • Size

    120KB

  • MD5

    0b803c458c6967d987b849a934426ff0

  • SHA1

    c318baa55beeb298e4fe0282ca3e1616db2d9831

  • SHA256

    05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806aba

  • SHA512

    8f0e558cfc72104264779418f156aff4078813c4010fbcff4ee03d749d35e8259caa2667df2ae8109837e78aeed9811aefa70cd01cdf58d8e7a002d292a3563d

  • SSDEEP

    3072:3bXdAKYuDJinnuBaAeVQc9JnO3MbzRGZEXg:3DdAKvDJinHJVvnEMMZEw

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 9 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 20 IoCs

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

  • UPX packed file 31 IoCs

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

  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1188
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806abaN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1992
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806abaN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1736
              • C:\Users\Admin\AppData\Local\Temp\f76b79c.exe
                C:\Users\Admin\AppData\Local\Temp\f76b79c.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:2212
              • C:\Users\Admin\AppData\Local\Temp\f76b970.exe
                C:\Users\Admin\AppData\Local\Temp\f76b970.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:2900
              • C:\Users\Admin\AppData\Local\Temp\f76f1fd.exe
                C:\Users\Admin\AppData\Local\Temp\f76f1fd.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:2948
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1440

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            a0437051c2ddc61b20db4f667cf504a5

            SHA1

            1b5b323cdbe6b378ad6540155bb337c06e2dc479

            SHA256

            44f79dca5488736db0d2fbbfd7c6098d16d97bd9a3535d5f4f081bac166feba6

            SHA512

            cbf436dbed78e8774045ebcf2383c469b0677f19e66db11188fb76766dd1b842efbccdb4306e242c2557b99db8f775feb01129b9f50673abc5419adffbfcb1e4

          • \Users\Admin\AppData\Local\Temp\f76b79c.exe

            Filesize

            97KB

            MD5

            ba78315a1ca93faabf5cd65ae1d6f0e9

            SHA1

            5ced80dd8aa8e683beae366dba243fc48506e25b

            SHA256

            e1877f3c7ced1e152e1685748ff31cb4c8692e0e56d8b9c24efe88dc253910c9

            SHA512

            e89ac2d98fc950d29050e3a2c7ac6f9df8d25bd58f5c13ba6d53205501ae048a7d1a2b0b27546305d4661abe6195e3132e95b5118d78e037845b455ecf4b13e2

          • memory/1100-25-0x0000000001ED0000-0x0000000001ED2000-memory.dmp

            Filesize

            8KB

          • memory/1736-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1736-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1736-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1736-6-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1736-31-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/1736-32-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/1736-60-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/1736-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1736-41-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/1736-55-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/1736-58-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1736-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2212-22-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-71-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-24-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-23-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-16-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-56-0x00000000005D0000-0x00000000005D2000-memory.dmp

            Filesize

            8KB

          • memory/2212-17-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-43-0x0000000002D70000-0x0000000002D71000-memory.dmp

            Filesize

            4KB

          • memory/2212-20-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-19-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-21-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-18-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-40-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-14-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-64-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-63-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-65-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-67-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-66-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-69-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-70-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-61-0x00000000005D0000-0x00000000005D2000-memory.dmp

            Filesize

            8KB

          • memory/2212-72-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-75-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-76-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2212-149-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2212-150-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-100-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-92-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-93-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-95-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-97-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2212-101-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2900-87-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2900-120-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2900-88-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2900-89-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2900-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2900-176-0x00000000009B0000-0x0000000001A6A000-memory.dmp

            Filesize

            16.7MB

          • memory/2900-202-0x00000000009B0000-0x0000000001A6A000-memory.dmp

            Filesize

            16.7MB

          • memory/2900-201-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2948-268-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB