Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/11/2024, 04:54

General

  • Target

    e404f209fb43a16bcc1cd873641c31a9cd0e604928d28b2a9b6f9862a99ebc1c.exe

  • Size

    318KB

  • MD5

    20a173c16e96e74dd72d4c1f007dde02

  • SHA1

    2b3793d27a10a79a48b60117a6f61e4edd3a0971

  • SHA256

    e404f209fb43a16bcc1cd873641c31a9cd0e604928d28b2a9b6f9862a99ebc1c

  • SHA512

    6c2631e081d69bfae4d9593f6ce939a9a0fd6af6d08487ef1f56cbc30d498a72ff5711638ec49ebef988bb1d026ff314c51eb8ae6a7bbefebf6e73f73e294e68

  • SSDEEP

    6144:F8xKWjsObiZKDAX0jH0o2zq9DmQ3LOotL4gr:FW9biZKm4H8zq9Fjtdr

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 9 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\e404f209fb43a16bcc1cd873641c31a9cd0e604928d28b2a9b6f9862a99ebc1c.exe
        "C:\Users\Admin\AppData\Local\Temp\e404f209fb43a16bcc1cd873641c31a9cd0e604928d28b2a9b6f9862a99ebc1c.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2980
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1968
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2480
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aB4CE.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1936
          • C:\Users\Admin\AppData\Local\Temp\e404f209fb43a16bcc1cd873641c31a9cd0e604928d28b2a9b6f9862a99ebc1c.exe
            "C:\Users\Admin\AppData\Local\Temp\e404f209fb43a16bcc1cd873641c31a9cd0e604928d28b2a9b6f9862a99ebc1c.exe"
            4⤵
            • Executes dropped EXE
            PID:3024
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2504
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2964
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2688
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2700
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2556

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\$$aB4CE.bat

      Filesize

      722B

      MD5

      0d0a0a3e6a0e121625dbfde0c7b4a998

      SHA1

      85aff99931684d97ea39934f0c38b53dcba603d0

      SHA256

      3a51f78e0c13c77077a9094128c4d53fca210c1631cf2ed0097b0091bac24720

      SHA512

      1613ef94147610724f93b4ab7d5851fe1985af98d096891a2e9f7269f1e7863798f1bcc31f3cdd3b671729a15286c2ab6a29dbeabe81931f56f92a505530a7b6

    • C:\Users\Admin\AppData\Local\Temp\e404f209fb43a16bcc1cd873641c31a9cd0e604928d28b2a9b6f9862a99ebc1c.exe.exe

      Filesize

      273KB

      MD5

      55e392d1bd55a1292b6ce766225416e5

      SHA1

      06d8134a3002e6974407fb5da0a59ab43415a52a

      SHA256

      db42cb95904cfc6891df2aa736506fb34a26cf9a26e88ab0ef262e0459344a3e

      SHA512

      0c55062cf8debbdf1a7a4f41527e43cd124fb7777e9b930de9cc900abf9c27a1956a536200e23dddc9a4068ac5bc9a8052299a4f2cf010cffd205a32d99581a2

    • C:\Windows\Logo1_.exe

      Filesize

      45KB

      MD5

      1252c4075de38433d93b350979f643f0

      SHA1

      d2d8b7e98c144d404168823d1ab6f2914c1bc5ea

      SHA256

      dc7fafe33a8f2a5583884c74c25fdf4cb78cab8362d3dc46ba3805694d399f87

      SHA512

      aa0f3db7a488613cb24a431d34147d09bf2cfa61c3a78eeffb7945832a2a72ed1515309753a0a7d422d76d7d1b459b9b7626dff3726b9a7b8f05ce08da14b0c0

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      832B

      MD5

      7e3a0edd0c6cd8316f4b6c159d5167a1

      SHA1

      753428b4736ffb2c9e3eb50f89255b212768c55a

      SHA256

      1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

      SHA512

      9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

    • F:\$RECYCLE.BIN\S-1-5-21-312935884-697965778-3955649944-1000\_desktop.ini

      Filesize

      10B

      MD5

      b234f65c842f48c59a94b913a3a270d2

      SHA1

      2caeaf8fe301b48b9c9195fae787e987e3d209ab

      SHA256

      d2077e75e01aa96dc8079388609587061dab8165a9685c5cb1570fbb55f5a91a

      SHA512

      efae04d13638d5d9253f4dd5ff53cb38d78004911d3e0126192421901fe7be04d248ce2bfb236b792c69d9e444e1a48234dfe345166ada5855c08b4813d35077

    • memory/1204-30-0x0000000002A80000-0x0000000002A81000-memory.dmp

      Filesize

      4KB

    • memory/2504-21-0x0000000000220000-0x0000000000222000-memory.dmp

      Filesize

      8KB

    • memory/2504-34-0x0000000000400000-0x0000000000430036-memory.dmp

      Filesize

      192KB

    • memory/2504-2959-0x0000000000400000-0x0000000000430036-memory.dmp

      Filesize

      192KB

    • memory/2504-4150-0x0000000000400000-0x0000000000430036-memory.dmp

      Filesize

      192KB

    • memory/2980-0-0x0000000000400000-0x0000000000430036-memory.dmp

      Filesize

      192KB

    • memory/2980-20-0x0000000000400000-0x0000000000430036-memory.dmp

      Filesize

      192KB

    • memory/2980-19-0x0000000000370000-0x00000000003A1000-memory.dmp

      Filesize

      196KB

    • memory/2980-16-0x0000000000370000-0x00000000003A1000-memory.dmp

      Filesize

      196KB

    • memory/2980-1-0x0000000000220000-0x0000000000222000-memory.dmp

      Filesize

      8KB