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Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 23:03

General

  • Target

    8966611914e4ada512b28528616ea242d44c20e3eda72e0a4d09e1458f60d352.exe

  • Size

    464KB

  • MD5

    a2c3b643b091bf2f7b0c9cc8e0f02f55

  • SHA1

    be1bf750e12e9a998f361c954e50941a631d1d4e

  • SHA256

    8966611914e4ada512b28528616ea242d44c20e3eda72e0a4d09e1458f60d352

  • SHA512

    92bb032ceb0fc4b5ca80021d83736ae4180f2bc23cb1249388c78342a28938e8b1b74e1075b4bd0a75a0f71bc3beabaae74635d58c0d9d4c0c2538bfb9ab7226

  • SSDEEP

    12288:xGlc87eqqV5e+wBV6O+Nf1EJvLIjh5XakIaPW:xGSqqHeVBxxDuFIau

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    PID:3332
    • C:\Users\Admin\AppData\Local\Temp\8966611914e4ada512b28528616ea242d44c20e3eda72e0a4d09e1458f60d352.exe
      "C:\Users\Admin\AppData\Local\Temp\8966611914e4ada512b28528616ea242d44c20e3eda72e0a4d09e1458f60d352.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4940
      • C:\Users\Admin\AppData\Roaming\fingougc\EhStunch.exe
        "C:\Users\Admin\AppData\Roaming\fingougc"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2096
        • C:\Users\Admin\AppData\Local\Temp\~8935.tmp
          3332 475144 2096 1
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1904
  • C:\Windows\SysWOW64\autoinfo.exe
    C:\Windows\SysWOW64\autoinfo.exe -s
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\~8935.tmp

    Filesize

    8KB

    MD5

    86dc243576cf5c7445451af37631eea9

    SHA1

    99a81c47c4c02f32c0ab456bfa23c306c7a09bf9

    SHA256

    25d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a

    SHA512

    c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4

  • C:\Users\Admin\AppData\Roaming\fingougc\EhStunch.exe

    Filesize

    464KB

    MD5

    c0b68f72b8eae141d0b3b086d8842295

    SHA1

    1d81e8273f094c259b91836c6784e11a041ff509

    SHA256

    12f5d8633b32079e9e8e5a339a483856eac748aa14d155c420dfa35e3ef205d5

    SHA512

    90d93f0dcc3d449eb188e345bc1a417bb8c55ddd055e3d3d6da86f740eee46051298c0d1fb9f728be1a8f133bf97baac1e7815e2fe082bf1ff20ee38d9268185

  • memory/372-14-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/372-15-0x0000000000550000-0x00000000005CD000-memory.dmp

    Filesize

    500KB

  • memory/2096-12-0x0000000000550000-0x00000000005CD000-memory.dmp

    Filesize

    500KB

  • memory/2096-6-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/2096-13-0x0000000000840000-0x0000000000845000-memory.dmp

    Filesize

    20KB

  • memory/2096-29-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/3332-27-0x0000000008190000-0x000000000819D000-memory.dmp

    Filesize

    52KB

  • memory/3332-18-0x00000000090E0000-0x0000000009164000-memory.dmp

    Filesize

    528KB

  • memory/3332-25-0x00000000090E0000-0x0000000009164000-memory.dmp

    Filesize

    528KB

  • memory/3332-26-0x0000000008180000-0x0000000008186000-memory.dmp

    Filesize

    24KB

  • memory/4940-0-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4940-28-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4940-1-0x00000000006E0000-0x000000000075D000-memory.dmp

    Filesize

    500KB