Analysis

  • max time kernel
    152s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2024, 19:33

General

  • Target

    3db19899363af81978e1f897ab567ac8.exe

  • Size

    2.5MB

  • MD5

    3db19899363af81978e1f897ab567ac8

  • SHA1

    86036545c2a248532a3c70754fa531c82b65875d

  • SHA256

    e846cae9784a3c49b62105bceb2c6bbae7be4341f730ceb5605702271b037cf2

  • SHA512

    6f6b2fc76ad36c3b06a28b00264c80275b38927417413477624115ec6a4da855398b305836f04b47f6b3403c451f046df030691339a5601e9791fcd1d02a8a7e

  • SSDEEP

    49152:oky796EvMtTx435MtV+Oj29Ls3t/cwCxHHlc2KP1z8o/MO2Uqed3yBI1rM:o7AEvgVOy29Ls3JslVYzjMO26il

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3db19899363af81978e1f897ab567ac8.exe
    "C:\Users\Admin\AppData\Local\Temp\3db19899363af81978e1f897ab567ac8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Users\Admin\AppData\Local\Temp\is-VC67T.tmp\3db19899363af81978e1f897ab567ac8.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-VC67T.tmp\3db19899363af81978e1f897ab567ac8.tmp" /SL5="$701CE,2280122,153088,C:\Users\Admin\AppData\Local\Temp\3db19899363af81978e1f897ab567ac8.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4348
      • C:\Users\Admin\AppData\Local\Temp\is-6T8F9.tmp\WMF.exe
        "C:\Users\Admin\AppData\Local\Temp\is-6T8F9.tmp\WMF.exe" /aid=0 /sub=0 /sid=42 /name="crysis_2.rar" /fid= /stats=AReQ4iWsktD0UBRZXNhssOlbsZhQuk8Z971JHLOgulDVn83bn6dO334Ixt3BBwA537YacWzfPb4WgREJIFs8iw== /param=0
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:3032

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\is-VC67T.tmp\3db19899363af81978e1f897ab567ac8.tmp

          Filesize

          893KB

          MD5

          d8d8d2891de99f23c9f88664d63465a1

          SHA1

          49137fe87ed0020a0f1b227d6ca2f8e9e561e1f1

          SHA256

          0f1d8b0273016df023b74ddc926b551cc99fb3ba14b691276ff19ee64284176e

          SHA512

          3f9e49ff85fccd34cd2d7159b3096c730de4abb2f8a9767272861b1751de716d2674a01a3b0dd0e3d1634260c6e8853106c7a0d96ee3f225f74e7156fa70d93a

        • C:\Users\Admin\AppData\Local\Temp\is-VC67T.tmp\3db19899363af81978e1f897ab567ac8.tmp

          Filesize

          92KB

          MD5

          62da910f9cbf57deed104f464b009095

          SHA1

          4e895a9cb93aa3691a347ccab1133c4f1ed0c01c

          SHA256

          594360ef677e52e6aaa226fea4638bfe3b932abebd3b68d11fd6f9a8885bf903

          SHA512

          a4a7de82085a90f0e1d7b75e3a418aa3994dd2202bc3ba1d6d838b51f3bae672a1015d181a186b7d3b5e35e1ea1b0ba557ed49a463b18b1ff9e3a31a27f1aef6

        • memory/2516-0-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2516-35-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/3032-33-0x00000000026C0000-0x00000000026C1000-memory.dmp

          Filesize

          4KB

        • memory/3032-37-0x0000000000400000-0x00000000007E2000-memory.dmp

          Filesize

          3.9MB

        • memory/3032-41-0x00000000026C0000-0x00000000026C1000-memory.dmp

          Filesize

          4KB

        • memory/4348-6-0x00000000021A0000-0x00000000021A1000-memory.dmp

          Filesize

          4KB

        • memory/4348-36-0x0000000000400000-0x0000000000529000-memory.dmp

          Filesize

          1.2MB