Analysis

  • max time kernel
    28s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    31-01-2025 18:20

General

  • Target

    JaffaCakes118_6cce315adf60ca01d4fde09883af8991.dll

  • Size

    120KB

  • MD5

    6cce315adf60ca01d4fde09883af8991

  • SHA1

    c49a0d24948ca36d7fd9304a2e990ed32365b515

  • SHA256

    528d13880a480efce04315eea79201e76a311e9d76140765c58291050740e9b9

  • SHA512

    0df93f4f4d25156dd6f7a9a89203269217cc2364385363f7b89a369baf8bc180d1b2c5780465e1f2029da47174b1b83c39130399d4913e2ab37ad5d4def7fe97

  • SSDEEP

    3072:IgpIy/MBOovyvm3r4PvXNPMYhACjmd2XDsRFnK:Ig1MBP6+kPvXNPBXjOku

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 12 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 42 IoCs
  • Suspicious use of WriteProcessMemory 38 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:1212
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cce315adf60ca01d4fde09883af8991.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:640
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cce315adf60ca01d4fde09883af8991.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:704
              • C:\Users\Admin\AppData\Local\Temp\f77e08f.exe
                C:\Users\Admin\AppData\Local\Temp\f77e08f.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:2892
              • C:\Users\Admin\AppData\Local\Temp\f77e2a2.exe
                C:\Users\Admin\AppData\Local\Temp\f77e2a2.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:1616
              • C:\Users\Admin\AppData\Local\Temp\f77fddf.exe
                C:\Users\Admin\AppData\Local\Temp\f77fddf.exe
                4⤵
                • Executes dropped EXE
                PID:2620
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1244

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f77e08f.exe

            Filesize

            97KB

            MD5

            7602713124adaeb89bf25215115b8970

            SHA1

            b9f904d6c6adc12598b2f443a57febe26c5afdde

            SHA256

            94192e5a314afab9b477dfc64969d475a2d556c66efaf4004732454fd4b2575b

            SHA512

            a54bf24965ba1392ffcb6bc5da68a449d70e24f70d551940cba5485704f2505c5cc2436a7ef2cc5e0e670b1af7773d6b9647d9bdbdc2511f9d3246aaba64fd65

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            c1e9b31efb0183f526a58a77df08c466

            SHA1

            a9832858c9191eb6dda6b8c64254996bc43118ad

            SHA256

            5b671a6adb1f4d38541a0123252fea44cc54a785c7a43688237f93d367c1c1bc

            SHA512

            7627c41740a1c597649e354f8e70b0ca4c41aa58442910f788157adc1c7d56c0d5982a51a2a1989c9a7c14396f398a57b87b012d48ef9762a91ea2d1ee565f85

          • memory/704-34-0x00000000002A0000-0x00000000002A1000-memory.dmp

            Filesize

            4KB

          • memory/704-8-0x0000000000100000-0x0000000000112000-memory.dmp

            Filesize

            72KB

          • memory/704-55-0x00000000002B0000-0x00000000002C2000-memory.dmp

            Filesize

            72KB

          • memory/704-56-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/704-49-0x00000000002B0000-0x00000000002C2000-memory.dmp

            Filesize

            72KB

          • memory/704-77-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/704-33-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/704-42-0x00000000002A0000-0x00000000002A1000-memory.dmp

            Filesize

            4KB

          • memory/704-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1120-27-0x0000000000140000-0x0000000000142000-memory.dmp

            Filesize

            8KB

          • memory/1616-183-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1616-91-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1616-120-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1616-93-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1616-147-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB

          • memory/1616-184-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB

          • memory/1616-58-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2620-101-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2620-100-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2620-125-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2620-188-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2892-20-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-46-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2892-60-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-61-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-63-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-64-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-66-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2892-19-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-79-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-80-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-81-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-21-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-43-0x0000000000560000-0x0000000000561000-memory.dmp

            Filesize

            4KB

          • memory/2892-59-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-15-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-102-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-104-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-106-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-107-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-14-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-13-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-144-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2892-145-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-16-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-18-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-17-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-11-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB