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
    20-12-2024 05:24

General

  • Target

    ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c.dll

  • Size

    120KB

  • MD5

    ccbf69f1f5c24de21ef42c13f73fbaf9

  • SHA1

    913ec9776dd72e8be38c07dc51e87b184aae91ef

  • SHA256

    ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c

  • SHA512

    c37481d30de06dfcf3b5721c6d93fcd797710ee180227fd4441c4cd2c9c72a40a67bdc540a144aebe98a266b8244bed6e3bf8fb1deec5a5585c2dd71f54e97ef

  • SSDEEP

    3072:akG9mE+Pg9Vn2H/c0nPaALa9dpfnC8NZXqnZuXk86I:l0Wgfn2HlnyALa9dp/KZKk8p

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 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 4 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 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1236
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2148
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1992
              • C:\Users\Admin\AppData\Local\Temp\f76c34f.exe
                C:\Users\Admin\AppData\Local\Temp\f76c34f.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:816
              • C:\Users\Admin\AppData\Local\Temp\f76c4e5.exe
                C:\Users\Admin\AppData\Local\Temp\f76c4e5.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 policy modification
                PID:2332
              • C:\Users\Admin\AppData\Local\Temp\f76df38.exe
                C:\Users\Admin\AppData\Local\Temp\f76df38.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:2640
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2040

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            07dd957f61de4efb6eb6cf3c3496f43e

            SHA1

            62426bb302b3c69aae406eef26e7384f92a75ca6

            SHA256

            1719a5860db06cc836f101da0b2ef1398c7a49975d8df766699e2288a63bd925

            SHA512

            c64fa1237d4f60ab8e55472cbda385d9c06bee575d75d536fad6168b205d7155544707ba54d9442240ed32e07f455db9de334dd06f0622e687283b4a2794a130

          • \Users\Admin\AppData\Local\Temp\f76c34f.exe

            Filesize

            97KB

            MD5

            b1e7c79d05456125e7b5ae0dfd95e1a5

            SHA1

            4e1886ba45cd8d133492016f09e36e5933893c2e

            SHA256

            df923e81efefd75589a871366aae6171b382078b6fedc3b1c000a93a4ffd7341

            SHA512

            915a972096ab7742931ba775d05d736ed0c6761175b7a9959af7e5c46af7fb4707582b486c4d8878b53fee7f930d8a2f2751d4ec277adf06301a6010f06989af

          • memory/816-51-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/816-66-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-15-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-21-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-14-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-22-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-52-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/816-18-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-158-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/816-91-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-90-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-68-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/816-20-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-70-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-16-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-13-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-86-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/816-19-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-49-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/816-71-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-17-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-64-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-65-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-89-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/816-67-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/1116-28-0x0000000000570000-0x0000000000572000-memory.dmp

            Filesize

            8KB

          • memory/1992-59-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/1992-62-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/1992-230-0x0000000000600000-0x0000000000612000-memory.dmp

            Filesize

            72KB

          • memory/1992-38-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/1992-85-0x0000000000600000-0x0000000000612000-memory.dmp

            Filesize

            72KB

          • memory/1992-84-0x0000000000600000-0x0000000000612000-memory.dmp

            Filesize

            72KB

          • memory/1992-83-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/1992-39-0x0000000000540000-0x0000000000541000-memory.dmp

            Filesize

            4KB

          • memory/1992-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1992-61-0x0000000000550000-0x0000000000562000-memory.dmp

            Filesize

            72KB

          • memory/1992-48-0x0000000000540000-0x0000000000541000-memory.dmp

            Filesize

            4KB

          • memory/1992-4-0x0000000000180000-0x0000000000192000-memory.dmp

            Filesize

            72KB

          • memory/2332-177-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2332-104-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2332-111-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2332-135-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2332-173-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2332-105-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2640-112-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2640-174-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2640-114-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2640-201-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2640-229-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2640-228-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2640-87-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB