Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2023, 23:10

General

  • Target

    1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe

  • Size

    788KB

  • MD5

    951b00769ffa0ef32c3dbf7cb7f3ce02

  • SHA1

    a0d73c195d1df84cf04e0b5da8aac7d7b2e54680

  • SHA256

    1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32

  • SHA512

    2572a99548704267c2f5820067bfa557f7ca3f59960873b6b486a38155311fae931586c98c8618f82f570e8bf5c96c05c9897ab37e30cc909060e4649658033d

  • SSDEEP

    12288:d7+XpvhDBVVaUH0ZfvRgFlGbQT+zUkJzNeQOgAdW:d7GLBVwUHYfpgCUkZMQidW

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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 file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1348
      • C:\Users\Admin\AppData\Local\Temp\1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe
        "C:\Users\Admin\AppData\Local\Temp\1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1540
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aDA7.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2264
          • C:\Users\Admin\AppData\Local\Temp\1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe
            "C:\Users\Admin\AppData\Local\Temp\1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe"
            4⤵
            • Executes dropped EXE
            PID:2780
        • 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:1344
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2624
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2908

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        251KB

        MD5

        d86d3d6f8f7b3baa63edf8fb55621890

        SHA1

        17b531174f9b96633a4222e29a5809a97548e260

        SHA256

        54ee7fb573d2dc0d09ae28546d1ff8f4f57dbd0dd8833f2d69a62925335124fa

        SHA512

        5c7112a78743bc5a0792ed7a98f2adad78cec07a17dd3c2ac840cce298356e0e35031cda0c9315b7d22bf1ef528dddd99cb13237e28d362464589f2a2da2ca2b

      • C:\Users\Admin\AppData\Local\Temp\$$aDA7.bat

        Filesize

        721B

        MD5

        61a63036bc68798cd397052a3da121a5

        SHA1

        f6f9a2d8d1889d3d07cb6bd786769617dec47c4b

        SHA256

        254506c3058153390c02258a07667284f61a9310fb3d316fe7f5cc12ca332bb0

        SHA512

        4d60cebbd184f5defd2ce490e5e0d1bff1ef3277c9e4dfc2e2dbb46e83fae37352a7da39bc7b2d227f3136f3d539f241cb99b06a4420976e1cc8fa69e681048a

      • C:\Users\Admin\AppData\Local\Temp\$$aDA7.bat

        Filesize

        721B

        MD5

        61a63036bc68798cd397052a3da121a5

        SHA1

        f6f9a2d8d1889d3d07cb6bd786769617dec47c4b

        SHA256

        254506c3058153390c02258a07667284f61a9310fb3d316fe7f5cc12ca332bb0

        SHA512

        4d60cebbd184f5defd2ce490e5e0d1bff1ef3277c9e4dfc2e2dbb46e83fae37352a7da39bc7b2d227f3136f3d539f241cb99b06a4420976e1cc8fa69e681048a

      • C:\Users\Admin\AppData\Local\Temp\1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe

        Filesize

        762KB

        MD5

        bc5ed783ad30c9346700663fd7e370ef

        SHA1

        7679b7692075bd671e127e9b51997530d065759a

        SHA256

        63f56a0ade3a2fb25992a1b09bb2b6c22694e92c9996fd6b389449440bf137c5

        SHA512

        ea999cc24142789a727841c9d42fc162efa57bc2a49cec15df6f72c6364e599d399da1431d87896f8f41fa2f2d791a1c8802da06d842830ad3c9cc4b155f9a21

      • C:\Users\Admin\AppData\Local\Temp\1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe.exe

        Filesize

        762KB

        MD5

        bc5ed783ad30c9346700663fd7e370ef

        SHA1

        7679b7692075bd671e127e9b51997530d065759a

        SHA256

        63f56a0ade3a2fb25992a1b09bb2b6c22694e92c9996fd6b389449440bf137c5

        SHA512

        ea999cc24142789a727841c9d42fc162efa57bc2a49cec15df6f72c6364e599d399da1431d87896f8f41fa2f2d791a1c8802da06d842830ad3c9cc4b155f9a21

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        7e4572dc8f3dff546723d1342e4a96fb

        SHA1

        9802b05a0e9ff6cea06d42bd27c6e49095a522c0

        SHA256

        c3763807e4dfdff3de55831bdbc5b43668e390afb1a5b24f456f3ad847f6b279

        SHA512

        f6befbd585660c290452305dbb440e7b6f5bbf20c8e0ef905141f878cdcce230b1a4228397aebf22363a4fd87b2d43bea64460d5d8afce1a1d8a1b7fe1c9d11a

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        7e4572dc8f3dff546723d1342e4a96fb

        SHA1

        9802b05a0e9ff6cea06d42bd27c6e49095a522c0

        SHA256

        c3763807e4dfdff3de55831bdbc5b43668e390afb1a5b24f456f3ad847f6b279

        SHA512

        f6befbd585660c290452305dbb440e7b6f5bbf20c8e0ef905141f878cdcce230b1a4228397aebf22363a4fd87b2d43bea64460d5d8afce1a1d8a1b7fe1c9d11a

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        7e4572dc8f3dff546723d1342e4a96fb

        SHA1

        9802b05a0e9ff6cea06d42bd27c6e49095a522c0

        SHA256

        c3763807e4dfdff3de55831bdbc5b43668e390afb1a5b24f456f3ad847f6b279

        SHA512

        f6befbd585660c290452305dbb440e7b6f5bbf20c8e0ef905141f878cdcce230b1a4228397aebf22363a4fd87b2d43bea64460d5d8afce1a1d8a1b7fe1c9d11a

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        7e4572dc8f3dff546723d1342e4a96fb

        SHA1

        9802b05a0e9ff6cea06d42bd27c6e49095a522c0

        SHA256

        c3763807e4dfdff3de55831bdbc5b43668e390afb1a5b24f456f3ad847f6b279

        SHA512

        f6befbd585660c290452305dbb440e7b6f5bbf20c8e0ef905141f878cdcce230b1a4228397aebf22363a4fd87b2d43bea64460d5d8afce1a1d8a1b7fe1c9d11a

      • F:\$RECYCLE.BIN\S-1-5-21-1014134971-2480516131-292343513-1000\_desktop.ini

        Filesize

        9B

        MD5

        4a4922bdf377baedb0460540a7e52405

        SHA1

        82789c7c3ee038da34ac62e38ddde0fe667d52ac

        SHA256

        589848447b17adf03dfa9db6e17b5ec00d1fabf203fa496bae29ed64764a052f

        SHA512

        fe635f97709f5f3df9290c6c53a374351481f13aa45105f48fe3709c15532313eb4d032eed20f2a278b9837c84bba9ba7a7fa2d83cd2a1e3adc0bc930d40c2a1

      • \Users\Admin\AppData\Local\Temp\1209603841a62e7d73e1a34eb51020f45eea34d1c4244f1f2cde78a221ac2f32.exe

        Filesize

        762KB

        MD5

        bc5ed783ad30c9346700663fd7e370ef

        SHA1

        7679b7692075bd671e127e9b51997530d065759a

        SHA256

        63f56a0ade3a2fb25992a1b09bb2b6c22694e92c9996fd6b389449440bf137c5

        SHA512

        ea999cc24142789a727841c9d42fc162efa57bc2a49cec15df6f72c6364e599d399da1431d87896f8f41fa2f2d791a1c8802da06d842830ad3c9cc4b155f9a21

      • memory/1344-92-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-98-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-3311-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-2516-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-32-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-1850-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-45-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-54-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-40-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1344-22-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1348-30-0x0000000002670000-0x0000000002671000-memory.dmp

        Filesize

        4KB

      • memory/1540-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1540-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1540-12-0x00000000003B0000-0x00000000003E4000-memory.dmp

        Filesize

        208KB

      • memory/1540-17-0x00000000003B0000-0x00000000003E4000-memory.dmp

        Filesize

        208KB