Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2023, 15:45

General

  • Target

    f5c76ff85e5ae4exe_JC.exe

  • Size

    56KB

  • MD5

    f5c76ff85e5ae4d4f91d664aa0168cce

  • SHA1

    33fa47fa3212c9145aef00186cbeb73ed44f31b4

  • SHA256

    553fea196ff7de96e07770f58d5a2aada599cd9d180914822064890f58d53e3c

  • SHA512

    ba73a4bba0d6857e876138ce73de61809db661e7b7c57c28559fde4f251acc00c66c5c3c16cd663b0c18be2320acc233a6dc0686d6ff28092ad371cb39424b54

  • SSDEEP

    1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLEofF:X6a+SOtEvwDpjBrOd

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f5c76ff85e5ae4exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\f5c76ff85e5ae4exe_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2468

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

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

          Filesize

          56KB

          MD5

          b1fb0a4f3ea3e547cd1ecf5d63ba4cb5

          SHA1

          c8ac438ca03ea31a0a582b4b107ddf7d02183f11

          SHA256

          89989ff2d1e9ad6820c23a743bb78bfafa98aa8f75fd66b30a1e77b643096ccf

          SHA512

          48a490fad058441f7a178ff8f98697137d20858b79853b75002eb28cd50182f7cdc0a024fdb2759ac16ceafbbe2c78e82edbd2ec4e415e7d09a5e8f744a8ac55

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

          Filesize

          56KB

          MD5

          b1fb0a4f3ea3e547cd1ecf5d63ba4cb5

          SHA1

          c8ac438ca03ea31a0a582b4b107ddf7d02183f11

          SHA256

          89989ff2d1e9ad6820c23a743bb78bfafa98aa8f75fd66b30a1e77b643096ccf

          SHA512

          48a490fad058441f7a178ff8f98697137d20858b79853b75002eb28cd50182f7cdc0a024fdb2759ac16ceafbbe2c78e82edbd2ec4e415e7d09a5e8f744a8ac55

        • \Users\Admin\AppData\Local\Temp\asih.exe

          Filesize

          56KB

          MD5

          b1fb0a4f3ea3e547cd1ecf5d63ba4cb5

          SHA1

          c8ac438ca03ea31a0a582b4b107ddf7d02183f11

          SHA256

          89989ff2d1e9ad6820c23a743bb78bfafa98aa8f75fd66b30a1e77b643096ccf

          SHA512

          48a490fad058441f7a178ff8f98697137d20858b79853b75002eb28cd50182f7cdc0a024fdb2759ac16ceafbbe2c78e82edbd2ec4e415e7d09a5e8f744a8ac55

        • memory/2240-54-0x0000000000240000-0x0000000000246000-memory.dmp

          Filesize

          24KB

        • memory/2240-55-0x0000000000270000-0x0000000000276000-memory.dmp

          Filesize

          24KB

        • memory/2240-57-0x0000000000240000-0x0000000000246000-memory.dmp

          Filesize

          24KB

        • memory/2468-70-0x00000000003B0000-0x00000000003B6000-memory.dmp

          Filesize

          24KB

        • memory/2468-69-0x0000000000380000-0x0000000000386000-memory.dmp

          Filesize

          24KB