Analysis

  • max time kernel
    125s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/02/2024, 11:35

General

  • Target

    ae6a6c92ed29ba30fc12e9b71ede6bb7.exe

  • Size

    100KB

  • MD5

    ae6a6c92ed29ba30fc12e9b71ede6bb7

  • SHA1

    472dd6b4b59e06e6a5579c206142218691b79654

  • SHA256

    94ce6e8c59651a6a7afddbd001203f982f8ab9d7b00ec97903ec090856e516cf

  • SHA512

    048b5e58ea8ff273743da304e3db54ae9d94e08938f97a915fda58e26f820fff1aae3df818c75696d9de43f7c08e1b567eb1a543a2184a1980147681b38f3379

  • SSDEEP

    1536:Ch9SBewgZ90SYpZ8SMVUqi266HYbmUf9494lVXOuFiwwsj4:09SBpc0HZd92d4CUf9494lAGF

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 2 TTPs 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 29 IoCs

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

  • 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.

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\ae6a6c92ed29ba30fc12e9b71ede6bb7.exe
        "C:\Users\Admin\AppData\Local\Temp\ae6a6c92ed29ba30fc12e9b71ede6bb7.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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:996
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:1732
      • C:\Windows\system32\Dwm.exe
        "C:\Windows\system32\Dwm.exe"
        1⤵
          PID:1180
        • C:\Windows\system32\taskhost.exe
          "taskhost.exe"
          1⤵
            PID:1080

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\ayfs.pif

                  Filesize

                  100KB

                  MD5

                  4ab20f59fd430627df432f7fc37d8c13

                  SHA1

                  b457eeb7d5ee49a767e28b2316bf8da0a79bb05d

                  SHA256

                  c5bd83e5490be48364ba52c27d2cd215c4e1c6435bd88ed44dbe08bfc1936455

                  SHA512

                  f58ddb0d5109c1a07c91f054ab2470911db26a1cf593d3dc7d1c07458f410fac608c3d41198cfb137c40338c2237c6a6faa5078a02ad0d5983224c09478ca2ee

                • memory/996-29-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-32-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-5-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-4-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-8-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-2-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-10-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-12-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-14-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-16-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-19-0x00000000002A0000-0x00000000002A2000-memory.dmp

                  Filesize

                  8KB

                • memory/996-20-0x0000000003310000-0x0000000003311000-memory.dmp

                  Filesize

                  4KB

                • memory/996-23-0x0000000003310000-0x0000000003311000-memory.dmp

                  Filesize

                  4KB

                • memory/996-24-0x00000000002A0000-0x00000000002A2000-memory.dmp

                  Filesize

                  8KB

                • memory/996-22-0x00000000002A0000-0x00000000002A2000-memory.dmp

                  Filesize

                  8KB

                • memory/996-25-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-26-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-27-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-28-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-0-0x0000000000400000-0x0000000000414000-memory.dmp

                  Filesize

                  80KB

                • memory/996-6-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-33-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-31-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-35-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-37-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-39-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-50-0x0000000000360000-0x0000000000362000-memory.dmp

                  Filesize

                  8KB

                • memory/996-52-0x0000000000360000-0x0000000000362000-memory.dmp

                  Filesize

                  8KB

                • memory/996-55-0x0000000003950000-0x0000000003951000-memory.dmp

                  Filesize

                  4KB

                • memory/996-53-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-56-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-59-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-60-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-62-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-69-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-71-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-73-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-74-0x0000000001D50000-0x0000000002DDE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/996-78-0x00000000002A0000-0x00000000002A2000-memory.dmp

                  Filesize

                  8KB

                • memory/996-102-0x0000000000360000-0x0000000000362000-memory.dmp

                  Filesize

                  8KB

                • memory/1080-7-0x0000000000320000-0x0000000000322000-memory.dmp

                  Filesize

                  8KB