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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2024, 22:14

General

  • Target

    b9ca1b376e8125c04a346bba75e34ec5.exe

  • Size

    385KB

  • MD5

    b9ca1b376e8125c04a346bba75e34ec5

  • SHA1

    7b6088d821033005fef710fb015d60b52e58314c

  • SHA256

    6ee3b350f9c4ef49432799a273062f70dd27e44ace89635f01fb0181eb4da1c1

  • SHA512

    a91d8e2f56fb0aa838a72dfe2ff8dccfabad1e0e6363d8b79e57255548c8ff456dc7fb042c25eb10022cf2cdadc82ee743c20b6626627826bf8a2eae9f02ad10

  • SSDEEP

    6144:ilh4KOh5yI30vP7jg9Q9QiwDOiCefNpYjIOengxbsUgPBwR11IjAxQGPn3B:qh4PfK/gq9PSRRlpSIO04BgGCXO3B

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9ca1b376e8125c04a346bba75e34ec5.exe
    "C:\Users\Admin\AppData\Local\Temp\b9ca1b376e8125c04a346bba75e34ec5.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Users\Admin\AppData\Local\Temp\b9ca1b376e8125c04a346bba75e34ec5.exe
      C:\Users\Admin\AppData\Local\Temp\b9ca1b376e8125c04a346bba75e34ec5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b9ca1b376e8125c04a346bba75e34ec5.exe

    Filesize

    271KB

    MD5

    e2f78ddfe7d2231b563fc3d6ec85f135

    SHA1

    0f0fce01a9845b8d8e1176f3098d23eebbbbc6d2

    SHA256

    2353e8d8c8a85495dbd7e0803a262d7465c407960752bf23d51425cebe983683

    SHA512

    efdda2fc78d417ec10459e38fe4b01edd9163fc1686afdae97f93efbaabf2e20a1d3e714e7f8ce6f4251622d8a2cd783624ec46a79a90b8434ea92fc996897d3

  • memory/1048-0-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/1048-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1048-1-0x0000000000190000-0x00000000001F6000-memory.dmp

    Filesize

    408KB

  • memory/1048-11-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/3960-16-0x0000000001540000-0x00000000015A6000-memory.dmp

    Filesize

    408KB

  • memory/3960-14-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/3960-21-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3960-20-0x0000000004EC0000-0x0000000004F1F000-memory.dmp

    Filesize

    380KB

  • memory/3960-32-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/3960-34-0x000000000D660000-0x000000000D69C000-memory.dmp

    Filesize

    240KB

  • memory/3960-38-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB