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Analysis

  • max time kernel
    88s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    19/10/2022, 02:00

General

  • Target

    63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9fb85d6b44d6dfd224.exe

  • Size

    682KB

  • MD5

    34ec06a3c8c4d7852fab882ccc255588

  • SHA1

    9f5e820cbed513a9c876e64e5e7d3e8e7246ddcc

  • SHA256

    63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9fb85d6b44d6dfd224

  • SHA512

    632c76db542726ba64934575362b04906ed88aec7b42759e3e53c8cc12a32129de4d68efbc0720ee2ee341aa7a4ce2a24c2748bee385d61061854283c168f320

  • SSDEEP

    6144:kXvfBpagCbR06yyP2Rxn+/5I9YcfUrfxLBWgeTBOO:4fsR0lyP0n+m9Mr3eTz

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9fb85d6b44d6dfd224.exe
    "C:\Users\Admin\AppData\Local\Temp\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9fb85d6b44d6dfd224.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe
      "C:\Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1348
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 556
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:272

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe

    Filesize

    687KB

    MD5

    76f0bc7ab0e4972e931d3abee1fe91ac

    SHA1

    f98ecb602e0b895fcaeed9eb7e6ff9a85b65ec8a

    SHA256

    618a4af014d50c512767287f13ec91e8cfbb6e8838fd6443cf6ced838b0e2764

    SHA512

    ab3256f875134b30c11eb526b888219c4f8253188884f62a028116c43b8b15f58356687f2932bfd4fdbdfba1cbd5b1510a3d433c1dfaed8c44cd6fa68c799e8e

  • C:\Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe

    Filesize

    687KB

    MD5

    76f0bc7ab0e4972e931d3abee1fe91ac

    SHA1

    f98ecb602e0b895fcaeed9eb7e6ff9a85b65ec8a

    SHA256

    618a4af014d50c512767287f13ec91e8cfbb6e8838fd6443cf6ced838b0e2764

    SHA512

    ab3256f875134b30c11eb526b888219c4f8253188884f62a028116c43b8b15f58356687f2932bfd4fdbdfba1cbd5b1510a3d433c1dfaed8c44cd6fa68c799e8e

  • \Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe

    Filesize

    687KB

    MD5

    76f0bc7ab0e4972e931d3abee1fe91ac

    SHA1

    f98ecb602e0b895fcaeed9eb7e6ff9a85b65ec8a

    SHA256

    618a4af014d50c512767287f13ec91e8cfbb6e8838fd6443cf6ced838b0e2764

    SHA512

    ab3256f875134b30c11eb526b888219c4f8253188884f62a028116c43b8b15f58356687f2932bfd4fdbdfba1cbd5b1510a3d433c1dfaed8c44cd6fa68c799e8e

  • \Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe

    Filesize

    687KB

    MD5

    76f0bc7ab0e4972e931d3abee1fe91ac

    SHA1

    f98ecb602e0b895fcaeed9eb7e6ff9a85b65ec8a

    SHA256

    618a4af014d50c512767287f13ec91e8cfbb6e8838fd6443cf6ced838b0e2764

    SHA512

    ab3256f875134b30c11eb526b888219c4f8253188884f62a028116c43b8b15f58356687f2932bfd4fdbdfba1cbd5b1510a3d433c1dfaed8c44cd6fa68c799e8e

  • \Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe

    Filesize

    687KB

    MD5

    76f0bc7ab0e4972e931d3abee1fe91ac

    SHA1

    f98ecb602e0b895fcaeed9eb7e6ff9a85b65ec8a

    SHA256

    618a4af014d50c512767287f13ec91e8cfbb6e8838fd6443cf6ced838b0e2764

    SHA512

    ab3256f875134b30c11eb526b888219c4f8253188884f62a028116c43b8b15f58356687f2932bfd4fdbdfba1cbd5b1510a3d433c1dfaed8c44cd6fa68c799e8e

  • \Users\Admin\AppData\Local\Temp\fmBAqf\63f92f0428e5667282ca66bd24b5c693694c01a66ddf0c9b85d6b44d6dfd224.exe

    Filesize

    687KB

    MD5

    76f0bc7ab0e4972e931d3abee1fe91ac

    SHA1

    f98ecb602e0b895fcaeed9eb7e6ff9a85b65ec8a

    SHA256

    618a4af014d50c512767287f13ec91e8cfbb6e8838fd6443cf6ced838b0e2764

    SHA512

    ab3256f875134b30c11eb526b888219c4f8253188884f62a028116c43b8b15f58356687f2932bfd4fdbdfba1cbd5b1510a3d433c1dfaed8c44cd6fa68c799e8e

  • memory/880-54-0x0000000075071000-0x0000000075073000-memory.dmp

    Filesize

    8KB

  • memory/880-58-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB

  • memory/1348-61-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB

  • memory/1348-62-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB