Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2024, 10:05

General

  • Target

    87b0e25b5f449401bf0cf0e20c34c07ae2c1da28d37e2fac1a38e9c62aba799cN.exe

  • Size

    58KB

  • MD5

    dde289dc86af6e75ace0c331235bbbd0

  • SHA1

    d1b6e024c315b4b526dd93b07635118b85be75da

  • SHA256

    87b0e25b5f449401bf0cf0e20c34c07ae2c1da28d37e2fac1a38e9c62aba799c

  • SHA512

    0037a7e2dddf6a3181feba56e03a444648af503d1063a19fdc6845e828dc7956be307faa11933b23e45e6e2e46c74657f50d0cfe5c36353109f7689f416f2d10

  • SSDEEP

    384:yBs7Br5xjL8AgA71Fbhvszw/Evd5BvhzaM9mSIEvd5BvhzaM9mSqZsSb9hZs3V7I:/7BlpQpARFbhvEXBwzEXBwLtAc7Fc7E

Score
9/10

Malware Config

Signatures

  • Renames multiple (5094) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\87b0e25b5f449401bf0cf0e20c34c07ae2c1da28d37e2fac1a38e9c62aba799cN.exe
    "C:\Users\Admin\AppData\Local\Temp\87b0e25b5f449401bf0cf0e20c34c07ae2c1da28d37e2fac1a38e9c62aba799cN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3704

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-355097885-2402257403-2971294179-1000\desktop.ini.tmp

          Filesize

          59KB

          MD5

          6c9066a5d9383488146350af137a90ed

          SHA1

          c6343281539ca5abe2b78daba26440bbc56a6b5e

          SHA256

          166c9bf3def23c612f8fc1d94b47984c360ec4de70613ba094929fdee06ad362

          SHA512

          43850aa237712e218bffa404c5121c3a7f2c806583b0a94c04d4ffa623554470fdb559752c39bb4e6ea79416ad82a9ee045914c61743a7aa367c369354094740

        • C:\Program Files\7-Zip\7-zip.dll.tmp

          Filesize

          157KB

          MD5

          8925d05f3f556e6ff012c83438dfd2bc

          SHA1

          c46bb1d46a658363e46c3d4a6c810e8a82adb10d

          SHA256

          c0c2a689a4128407a766531cae54fdf050210d446b65397d21014ffe0f5a0867

          SHA512

          b46307ff1ffa9edd6114fa2224aebf1829bfde49000a958fe5a79c2ab135cface799957c0aaed7d40a4a062b6e3d3167906047ab18b4231da35b3994d629f3b2

        • memory/3704-0-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/3704-906-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB