Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2024, 07:40

General

  • Target

    20ec6eb479ce5033b2bb496319a125c19d76a43a547624cf140daa1470f1800d.exe

  • Size

    251KB

  • MD5

    90fea2f5833c468575d5369841869659

  • SHA1

    408b2c321d3673018860ddc03488257d27e04908

  • SHA256

    20ec6eb479ce5033b2bb496319a125c19d76a43a547624cf140daa1470f1800d

  • SHA512

    4c9c998236ca1490171c9b3e697e52f52165c286716b3d19e0ba1250dba44dc741f0e78509a1831d40122c0de978b03943bcc68b1e764a9df6ad64997b44f0f4

  • SSDEEP

    6144:2fyVfjmNHgiC4bXqsTk90qC1AOb7eswf1Px++fD8PJ:2fM7+AitXqsTkiR7twRx+gD8PJ

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3472
      • C:\Users\Admin\AppData\Local\Temp\20ec6eb479ce5033b2bb496319a125c19d76a43a547624cf140daa1470f1800d.exe
        "C:\Users\Admin\AppData\Local\Temp\20ec6eb479ce5033b2bb496319a125c19d76a43a547624cf140daa1470f1800d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:4508
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a609E.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4384
          • C:\Users\Admin\AppData\Local\Temp\20ec6eb479ce5033b2bb496319a125c19d76a43a547624cf140daa1470f1800d.exe
            "C:\Users\Admin\AppData\Local\Temp\20ec6eb479ce5033b2bb496319a125c19d76a43a547624cf140daa1470f1800d.exe"
            4⤵
            • Executes dropped EXE
            PID:2792
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2824
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:232
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:228

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        570KB

        MD5

        dc5a2d7a76723aa68c31f16d66ea03dd

        SHA1

        87610386cf743286494309a6d40957f4b1b7371a

        SHA256

        20655ea310ca290b74432035c5527a7a11c5030b23380e7fde3deb431f152192

        SHA512

        2dbb3d2f5ba16072c504cff984d969cd825a49ffb4170a6ae00a4b54ab417b935875230951ba58dafe1d1f2ac478bf247047dc09bf1afd9912a8068c43c69b6d

      • C:\Users\Admin\AppData\Local\Temp\$$a609E.bat

        Filesize

        722B

        MD5

        f99c0ac3edd3d8ca9558e76edfb9fa61

        SHA1

        49ed91a59d807e60c605eed2eeb90e2e48af01ce

        SHA256

        85e6d316d8f68a424910754a3087d8fdbad7d2bea60f0b6c7d64dce1143e9047

        SHA512

        03085656df3510b1a684865d6b6c4de18e37b542f2eece8d227c4a95c4a7cb9de5747b9b6a9dae01e2f9fbd13d52e7ebb829d63ed16893c7a9a478401739b3f1

      • C:\Users\Admin\AppData\Local\Temp\20ec6eb479ce5033b2bb496319a125c19d76a43a547624cf140daa1470f1800d.exe.exe

        Filesize

        224KB

        MD5

        d4b257c01bbaa68d15d8368475a4e227

        SHA1

        fafae083a882e163cfa8c77258baaab891c17df2

        SHA256

        dd6dd981c7f1a6673dc8cc3a0fe1fc8a54e059a9fdb0545b0dc9258299c0c546

        SHA512

        167494ecb32196e8e199d7d14a1c0498eee45ab8e8862e5441539fa569313bb602b9e979935c7cc5ba39300e54e8bdbdf2f502e4ea24b5e8339fd2c3685ca502

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        fa7d00657b69c5ef3a25b5881e27629c

        SHA1

        bb660492122bf6806bbfafd813ff350d8688dfa2

        SHA256

        d27b08158258661b12e9741980afae6edfa1bc61aefc03fac0682cc65bc7e3e4

        SHA512

        a777409c2c9355bf0c1c8a0baacd2026a98f1e9c993f980c9151fe524ff20dcb7399c3575325609eb37d2eb13e7e740efc61042cad4db0cd2a6539227ab38677

      • F:\$RECYCLE.BIN\S-1-5-21-1414748551-1520717498-2956787782-1000\_desktop.ini

        Filesize

        9B

        MD5

        a6bc0fa0eb5c759ba17f81f4ce455652

        SHA1

        b2feda30ea0f148bf795f29d8ecb189d413e2a1f

        SHA256

        44ff73e667b36a66728c495c39b0f21fd57ccc0fe4d4e5630f5463ca81e53613

        SHA512

        5326e0670e73a5d44acdd4aecf64b35708f380f781f5d54e21c6c94995803e20e2734f4144b8407cf84b60841133f9c714406b247d5bb16ff79c46ee9adcbe75

      • memory/2824-41-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-19-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-33-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-37-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-26-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-9-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-381-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-1165-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2824-4716-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4508-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4508-12-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB