Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 22:01

General

  • Target

    31fa522ba3d9ad43bbabd32df9adec82c5883424e25d650830e7d8aa735fb177.exe

  • Size

    619KB

  • MD5

    2ff996e1f42ae001e1d5df40b76356b8

  • SHA1

    53a777bb14f5c116181396864aa22c8f39574466

  • SHA256

    31fa522ba3d9ad43bbabd32df9adec82c5883424e25d650830e7d8aa735fb177

  • SHA512

    57353774b83d5daf7474eaee428aa8efc706ba0fed071bc595315a075ed96f004ed95defb65abbb94b7f1fedf39b7d87589e766ff56496208993e0ab35db36cf

  • SSDEEP

    12288:ENR/3fG88888888S88888888888888888888888888888888888888888888888T:c3fG88888888S888888888888888888s

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 3 TTPs 3 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
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 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.

  • UPX packed file 27 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1128
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1252
          • C:\Users\Admin\AppData\Local\Temp\31fa522ba3d9ad43bbabd32df9adec82c5883424e25d650830e7d8aa735fb177.exe
            "C:\Users\Admin\AppData\Local\Temp\31fa522ba3d9ad43bbabd32df9adec82c5883424e25d650830e7d8aa735fb177.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • 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:2692
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1364

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\qospos.exe

            Filesize

            100KB

            MD5

            cff6b452868eb0bbd53d90f30210d759

            SHA1

            2bb24cf18c74dae4d371d237c883ce258a2464a1

            SHA256

            a665d58a106db966f13daab365315fe31035b3a78e78b70e562e1c4680735669

            SHA512

            71fdeb6dd29f49157b97d016bf985d8cf4333120512b5d48f296f7bac4370867d5352f5653f291c47264207af7adc0831b494f58d98bde619f6488f852d2f33c

          • memory/1128-12-0x00000000005A0000-0x00000000005A2000-memory.dmp

            Filesize

            8KB

          • memory/2692-30-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-7-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-9-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-26-0x0000000000300000-0x0000000000302000-memory.dmp

            Filesize

            8KB

          • memory/2692-25-0x0000000000300000-0x0000000000302000-memory.dmp

            Filesize

            8KB

          • memory/2692-11-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-6-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-5-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-0-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/2692-22-0x00000000003D0000-0x00000000003D1000-memory.dmp

            Filesize

            4KB

          • memory/2692-21-0x0000000000300000-0x0000000000302000-memory.dmp

            Filesize

            8KB

          • memory/2692-3-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-10-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-4-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-27-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-28-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-29-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-31-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-24-0x00000000003D0000-0x00000000003D1000-memory.dmp

            Filesize

            4KB

          • memory/2692-8-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-41-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-35-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-36-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-39-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-40-0x0000000000300000-0x0000000000302000-memory.dmp

            Filesize

            8KB

          • memory/2692-34-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-57-0x0000000003D00000-0x0000000003D02000-memory.dmp

            Filesize

            8KB

          • memory/2692-56-0x0000000003D00000-0x0000000003D02000-memory.dmp

            Filesize

            8KB

          • memory/2692-55-0x0000000003D10000-0x0000000003D11000-memory.dmp

            Filesize

            4KB

          • memory/2692-59-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-61-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-63-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-65-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-67-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-66-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-69-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-33-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2692-154-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB