Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 14:42

General

  • Target

    677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633N.dll

  • Size

    120KB

  • MD5

    4480c704a2d26c481758e8352cda4210

  • SHA1

    58aa76c4ec63ee891a231c260e3c04161a465e7b

  • SHA256

    677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633

  • SHA512

    26328782d483ae87cedcf098c001fe593ea5994a1215a4388a4674359965e96fe276ceabfe46e34d3e5f76994bffb08c28e77cbc145477d09ed9f725ecfffb84

  • SSDEEP

    3072:YSHlBQ704onYUVeh5pmAJJTCTXzNn9wnJ13:zHlaQFqzxyzN94

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 23 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 36 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1292
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2072
              • C:\Users\Admin\AppData\Local\Temp\f76b05b.exe
                C:\Users\Admin\AppData\Local\Temp\f76b05b.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:2708
              • C:\Users\Admin\AppData\Local\Temp\f76b1f1.exe
                C:\Users\Admin\AppData\Local\Temp\f76b1f1.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
                • System policy modification
                PID:2912
              • C:\Users\Admin\AppData\Local\Temp\f76cc25.exe
                C:\Users\Admin\AppData\Local\Temp\f76cc25.exe
                4⤵
                • Executes dropped EXE
                PID:2244
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1288

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            381f8fb5ae122ca7bd2932ac87717f2e

            SHA1

            d726e7b6941a574f017e085e173636cb646dec2b

            SHA256

            64c1a964ac5f46a32a69f5e0fbd7466184a19d0e94f716a0efacd56547a0ae16

            SHA512

            0b7c9cd6d64ee9939cf9bb413d5c7cc21ba335e5b3b397491ec10a2d425152c115e50402e2b82402eaee23fac2cb1a93a365f9dab2bcfa534e97f63ffca11332

          • \Users\Admin\AppData\Local\Temp\f76b05b.exe

            Filesize

            97KB

            MD5

            d1403e0261f6c7c604276c4d2c729911

            SHA1

            21f656727431f6a24b7d7c2293c804f225f56dec

            SHA256

            a7d14816470ec069f294889c9ef2279dc056147d941ef27d8666fa845db23e12

            SHA512

            1727d1b01be8d3298364550fccbc1a00b6f48a281831a2b1c7e95447f284a47099c5a5142a78a61356129ba016d08adf56fa976c1f5942a7eb62baab8a6396a9

          • memory/1120-31-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2072-74-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

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

            Filesize

            128KB

          • memory/2072-7-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2072-39-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2072-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

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

            Filesize

            128KB

          • memory/2072-59-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2072-61-0x0000000000210000-0x0000000000222000-memory.dmp

            Filesize

            72KB

          • memory/2072-62-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

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

            Filesize

            128KB

          • memory/2072-83-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/2072-85-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2072-40-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

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

            Filesize

            128KB

          • memory/2072-48-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/2244-111-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2244-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2244-107-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2244-135-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2244-192-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-64-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-88-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-25-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-52-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2708-51-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2708-24-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-65-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-67-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-69-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-70-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-49-0x0000000001760000-0x0000000001761000-memory.dmp

            Filesize

            4KB

          • memory/2708-19-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-18-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-82-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2708-87-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-22-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-90-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-17-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-23-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-21-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-15-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-157-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-20-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-156-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2912-134-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2912-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2912-101-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2912-170-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2912-188-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2912-187-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2912-110-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB