Analysis

  • max time kernel
    28s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 11:23

General

  • Target

    f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4N.dll

  • Size

    120KB

  • MD5

    ae5425fc0a7056183d8fbfa364f65f30

  • SHA1

    10b9909af9942a0c4fb3ca970b478835af587a9d

  • SHA256

    f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4

  • SHA512

    8475cc41f4f638a8482f0d89d5bca666a53cb9681b6ef46b3186d42c5862ded956244eab86ee592d5de8b3b6861b0b5ff32e33be734d36ef76bf3410f90642b8

  • SSDEEP

    1536:h598T7Ni137aeAo42o4pvUO+YYFnzJIZd+qvogrBTOuIn+IHBDJHlz26huYw0EW:z98T4pHAU6RlzJIZ8pgrhOuEhhD7K1

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:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1272
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1788
              • C:\Users\Admin\AppData\Local\Temp\f76ac75.exe
                C:\Users\Admin\AppData\Local\Temp\f76ac75.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:2600
              • C:\Users\Admin\AppData\Local\Temp\f76ae87.exe
                C:\Users\Admin\AppData\Local\Temp\f76ae87.exe
                4⤵
                • Executes dropped EXE
                PID:3000
              • C:\Users\Admin\AppData\Local\Temp\f76caed.exe
                C:\Users\Admin\AppData\Local\Temp\f76caed.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:1524
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1876

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            83cbfb804a8c5336c354b396598c9759

            SHA1

            79f42bdd3751e63b9495641af07d4f21ae60099e

            SHA256

            18b992c0d42018dcadec8af922cce75aedbde3cadaeb6cb48945d6414cee5d32

            SHA512

            bd1de6a052c1e3fb518a2516201636844679c8c2132dd106e29e74e9ef2582365b0761ccfab07f71dc89e0653882d7a563fb8c8fae391fbb90a55e3827a9d5fa

          • \Users\Admin\AppData\Local\Temp\f76ac75.exe

            Filesize

            97KB

            MD5

            36eab5ed57139ede8122cf1c12124a52

            SHA1

            b607d73e31aa4fa52d624246c3ccb52030d4665f

            SHA256

            75fae5e88610d0d4dac6d2a378d6b18ad20ea7b5b63c2888a3a0bffa4acebe1a

            SHA512

            f7532a200abcc8341318cf8854dfed418fcaa8221c854d06f9122276054c953d751cf1c2acbe39f25db749829870e364b9ac82c714640c9dd645f83662c381d1

          • memory/1104-31-0x0000000001FB0000-0x0000000001FB2000-memory.dmp

            Filesize

            8KB

          • memory/1524-129-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1524-86-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1524-110-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1524-216-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1524-108-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1524-106-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1524-217-0x0000000000900000-0x00000000019BA000-memory.dmp

            Filesize

            16.7MB

          • memory/1524-173-0x0000000000900000-0x00000000019BA000-memory.dmp

            Filesize

            16.7MB

          • memory/1788-13-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/1788-12-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/1788-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1788-61-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1788-60-0x00000000003C0000-0x00000000003D2000-memory.dmp

            Filesize

            72KB

          • memory/1788-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1788-58-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1788-84-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/1788-48-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1788-39-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1788-38-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1788-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1788-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2600-18-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-59-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/2600-17-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-21-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-23-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-64-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-65-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-66-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-67-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-68-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-70-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-71-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-72-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-24-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-49-0x0000000003D20000-0x0000000003D21000-memory.dmp

            Filesize

            4KB

          • memory/2600-87-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-89-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-19-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-91-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2600-20-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-22-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-51-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/2600-15-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-25-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2600-160-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-128-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3000-102-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/3000-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3000-189-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3000-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3000-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB