Analysis

  • max time kernel
    119s
  • max time network
    59s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 06:00

General

  • Target

    adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe

  • Size

    1.1MB

  • MD5

    a67e0bcfc73ef74c460667562d9f7020

  • SHA1

    beb027d0373b5d2a27cca96525d76557d4cd80ed

  • SHA256

    adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002

  • SHA512

    dcbf90da1f373902dd8956358b4d34cbb67cad6f2345ef3e56ef17ee18f09f50c11deb11070510c1b80b4fc0ad2739ba0b131dec46cfde77fd1bfbf5dec39427

  • SSDEEP

    24576:RIXW/8yw1ez54lIrF5SXYHL1jJ+dJG4qS6dTVZHfs:u9bC4lI+mJ+3G3ldTVBE

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

  • Disables service(s) 3 TTPs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 13 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 4 IoCs
  • UPX packed file 19 IoCs

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

  • Drops file in Program Files directory 6 IoCs
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 7 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1060
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1100
        • C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe
          "C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe"
          2⤵
          • Modifies firewall policy service
          • UAC bypass
          • Windows security bypass
          • Loads dropped DLL
          • Windows security modification
          • Checks whether UAC is enabled
          • Enumerates connected drives
          • Drops autorun.inf file
          • Drops file in System32 directory
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: RenamesItself
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:2160
          • C:\Windows\SysWOW64\system.exe
            C:\Windows\system32\system.exe
            3⤵
            • Executes dropped EXE
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2564
            • C:\Windows\SysWOW64\Rundll32.exe
              Rundll32 C:\Windows\system32\btqqxctb.dll Exxcute
              4⤵
              • Loads dropped DLL
              • Drops file in Program Files directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:3064
              • C:\Windows\SysWOW64\net.exe
                net stop WinDefend
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2716
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop WinDefend
                  6⤵
                  • System Location Discovery: System Language Discovery
                  PID:2756
              • C:\Windows\SysWOW64\net.exe
                net stop MpsSvc
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2888
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop MpsSvc
                  6⤵
                  • System Location Discovery: System Language Discovery
                  PID:2732
              • C:\Windows\SysWOW64\sc.exe
                sc config WinDefend start= disabled
                5⤵
                • Launches sc.exe
                • System Location Discovery: System Language Discovery
                PID:2860
              • C:\Windows\SysWOW64\sc.exe
                sc config MpsSvc start= disabled
                5⤵
                • Launches sc.exe
                • System Location Discovery: System Language Discovery
                PID:2736
              • C:\Windows\SysWOW64\sc.exe
                sc stop ZhuDongFangYu
                5⤵
                • Launches sc.exe
                • System Location Discovery: System Language Discovery
                PID:1604
              • C:\Windows\SysWOW64\sc.exe
                sc delete ZhuDongFangYu
                5⤵
                • Launches sc.exe
                • System Location Discovery: System Language Discovery
                PID:2140
              • C:\Windows\SysWOW64\sc.exe
                sc stop 360rp
                5⤵
                • Launches sc.exe
                • System Location Discovery: System Language Discovery
                PID:2372
              • C:\Windows\SysWOW64\sc.exe
                sc delete 360rp
                5⤵
                • Launches sc.exe
                • System Location Discovery: System Language Discovery
                PID:1648
              • C:\Windows\SysWOW64\sc.exe
                "C:\Windows\System32\sc.exe" stop PolicyAgent
                5⤵
                • Launches sc.exe
                • System Location Discovery: System Language Discovery
                PID:1904
            • C:\Windows\SysWOW64\Rundll32.exe
              Rundll32 C:\Windows\system32\qbatxctb.dll Exucute
              4⤵
              • Blocklisted process makes network request
              • Loads dropped DLL
              • Adds Run key to start application
              • Enumerates connected drives
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:1976
          • C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe
            C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe
            3⤵
            • Modifies visibility of file extensions in Explorer
            • Modifies visiblity of hidden/system files in Explorer
            • Executes dropped EXE
            • Loads dropped DLL
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:2952
            • C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
              C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
              4⤵
              • Modifies visiblity of hidden/system files in Explorer
              • Executes dropped EXE
              • Enumerates connected drives
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:2732
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1120
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:468
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
            1⤵
              PID:1028

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\0F771E98_Rar\rundll32.exe

              Filesize

              664KB

              MD5

              2eb5d76180ce7b3241b281fa79ab3483

              SHA1

              06293dea80e39c7eb7ee2bdb00d60b58d932fa8a

              SHA256

              e1b9beb4617a720d55afaec364941bb18ea2c456a8b06b30a736f0cbb5c297e8

              SHA512

              35f553c76fc67afb88a6a090fcbad6af3e2faae154c9c84bd869714194012525a2d42b76dad855805f107a37c351f0de08fd9a03d8ddc1dd400d64640d81b90b

            • F:\rjcgij.pif

              Filesize

              97KB

              MD5

              037ca0469588e1dd5818079cfedca993

              SHA1

              82c3311e1601e8a3a73b1ae5f1d934dd3068e68e

              SHA256

              7e012de5c93058395f5329c64026e496fb7d9eb747afa45115f631c3e7be8642

              SHA512

              0de7ab1db5b80feef808c05b8bde327141958ab3e487a92a52591087d4dd84557d97db903cbf069e950135115f4575df1025d669b34582b8310fb590dcf40dac

            • \Users\Admin\AppData\Local\Temp\AC56.tmp

              Filesize

              1.7MB

              MD5

              b5eb5bd3066959611e1f7a80fd6cc172

              SHA1

              6fb1532059212c840737b3f923a9c0b152c0887a

              SHA256

              1ffb68a66f28f604adcae9c135f8dcf301316ab7fda8ebd294583c56dd26f7cc

              SHA512

              6c0743e0ff4922e859ba66b68040ab994dbae33e80c63ce8c993ad31a0c7aad6c6467484da1550063214953cd641dbf597438dd0c02f24164505d88ca80ea1b6

            • \Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe

              Filesize

              728KB

              MD5

              58c2b81fbd18a43bd4a79c3d7eb10600

              SHA1

              014eee5ccbc16bf353551eccd9f75894f9065447

              SHA256

              5b26f2359577daed9cfb49f4090cc94b8e51a916b1fd327ffbdd9ab57349762e

              SHA512

              54bd8f5363c521f2da319965d785df9f7f738eb95e5c640431aca8c96f7f40614e3eb888e499601bc26cbd050efd163375d54fdd38491e74931d8061864a81fa

            • \Windows\SysWOW64\btqqxctb.dll

              Filesize

              76KB

              MD5

              571b5bf943a03b56627aae4ccb0841d9

              SHA1

              fc0d40a3ed252ab6440466dda2db2967df18e7c6

              SHA256

              4afa0c12a66a020512ea1674be986ea7210f067c38612ac74bc766e86b4283e3

              SHA512

              e43bf28477b2da4d07a7134a9a6c54ad1ec348b6dfe93fdc43370f4afc6cbec2540036e8b38b9a45d1a579292a60fcfab580ac8d1c4ecc7b59df333359edf578

            • \Windows\SysWOW64\qbatxctb.dll

              Filesize

              22KB

              MD5

              5a8d0e7f4d185892dcb1c2578958823a

              SHA1

              d512d61257db3b3e0e2352166ff36ccbdd30ed2f

              SHA256

              d7a015829ff20cb652b4b68c628a2d86b48891bcc24ece7e5c833cdfde911b13

              SHA512

              32c9181abf7b100930f45d4cfd5900770d5dd8a4852b007f3f72dc0caf5f8ad98315f50af9b006d2b523cf9af733da84d0569eff832c0c86b20ee1d6bf22ad71

            • \Windows\SysWOW64\system.exe

              Filesize

              404KB

              MD5

              ea64cdcec098a8f083fbab25c65574c9

              SHA1

              4a8327dc4fe0073790a48f5b9d91793b23f340e7

              SHA256

              8f10f0a6e9f386721d9ceb7aafa46b82d190a7e0e6cbb486e2047c03d941b265

              SHA512

              499fb369677db8ffab343db531865a76b0710c48a42931bd85d0c03a6f49def66edefef627387ad6cb97a14c218e8d8ee569a5f8fd91df9605fc6938e9ac7661

            • memory/1060-17-0x0000000001F90000-0x0000000001F92000-memory.dmp

              Filesize

              8KB

            • memory/2160-98-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-0-0x0000000000400000-0x0000000000525000-memory.dmp

              Filesize

              1.1MB

            • memory/2160-5-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-83-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-27-0x0000000000180000-0x0000000000181000-memory.dmp

              Filesize

              4KB

            • memory/2160-25-0x0000000000180000-0x0000000000181000-memory.dmp

              Filesize

              4KB

            • memory/2160-24-0x0000000000170000-0x0000000000172000-memory.dmp

              Filesize

              8KB

            • memory/2160-35-0x0000000000170000-0x0000000000172000-memory.dmp

              Filesize

              8KB

            • memory/2160-6-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-13-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-4-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-8-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-1-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-84-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-32-0x0000000000170000-0x0000000000172000-memory.dmp

              Filesize

              8KB

            • memory/2160-321-0x0000000008970000-0x0000000008A2E000-memory.dmp

              Filesize

              760KB

            • memory/2160-49-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-50-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-34-0x0000000006530000-0x0000000006567000-memory.dmp

              Filesize

              220KB

            • memory/2160-292-0x0000000000400000-0x0000000000525000-memory.dmp

              Filesize

              1.1MB

            • memory/2160-9-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-95-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-96-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-97-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-16-0x00000000064B0000-0x00000000064E7000-memory.dmp

              Filesize

              220KB

            • memory/2160-12-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-7-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-190-0x0000000008970000-0x0000000008A2E000-memory.dmp

              Filesize

              760KB

            • memory/2160-10-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2160-82-0x00000000026E0000-0x000000000379A000-memory.dmp

              Filesize

              16.7MB

            • memory/2564-204-0x0000000000400000-0x0000000000437000-memory.dmp

              Filesize

              220KB

            • memory/2564-37-0x0000000000400000-0x0000000000437000-memory.dmp

              Filesize

              220KB

            • memory/2732-331-0x0000000000400000-0x00000000004BE000-memory.dmp

              Filesize

              760KB

            • memory/2952-229-0x0000000000400000-0x00000000004BE000-memory.dmp

              Filesize

              760KB

            • memory/2952-192-0x0000000000400000-0x00000000004BE000-memory.dmp

              Filesize

              760KB

            • memory/2952-227-0x0000000002AD0000-0x0000000002B8E000-memory.dmp

              Filesize

              760KB