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Analysis

  • max time kernel
    201s
  • max time network
    205s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 04:53

General

  • Target

    45ff9d6bd81b85206bf349863573576f7953ae9617edc1bd699b61048c639308.exe

  • Size

    31KB

  • MD5

    9ed3aac6e6179550c3f1b6c0fa6fb958

  • SHA1

    1e2b7e4784c0559fe7527b01c2e9109707bbfdbe

  • SHA256

    45ff9d6bd81b85206bf349863573576f7953ae9617edc1bd699b61048c639308

  • SHA512

    ba37503d69a2fab6138f5e32d6e273823215e0d3a3899696ace0adca7e50514998fe1c54080ace724873fa6568ba322a725ba3cdb538e7871ba6c6e4ff76833a

  • SSDEEP

    768:IHOVn8y773dAe/A6PdAalxbQxFj46s1F2nNd:v9PPdBTbQPj3sSnNd

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45ff9d6bd81b85206bf349863573576f7953ae9617edc1bd699b61048c639308.exe
    "C:\Users\Admin\AppData\Local\Temp\45ff9d6bd81b85206bf349863573576f7953ae9617edc1bd699b61048c639308.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Users\Admin\AppData\Local\Temp\mstools.exe
      C:\Users\Admin\AppData\Local\Temp\mstools.exe
      2⤵
      • Executes dropped EXE
      • Deletes itself
      PID:764

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\mstDC11.log

    Filesize

    206B

    MD5

    17871ce610431aa8ad9d29ff19fa20cb

    SHA1

    6b3b72817ad71f3bedade2b41366c963a7be351b

    SHA256

    dcce5776b9735818f5c2e72897404b95bface80995484cf62d7c42d500655d30

    SHA512

    d2eea0613ff39b157de4ebb8a90f5ce4614d69e787fb696d75a645262861e5101f30c02e30fa9409b9266b3ac2c1caee55fa0e088a09e78d68cfb1ad5fd94229

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

    Filesize

    31KB

    MD5

    9ed3aac6e6179550c3f1b6c0fa6fb958

    SHA1

    1e2b7e4784c0559fe7527b01c2e9109707bbfdbe

    SHA256

    45ff9d6bd81b85206bf349863573576f7953ae9617edc1bd699b61048c639308

    SHA512

    ba37503d69a2fab6138f5e32d6e273823215e0d3a3899696ace0adca7e50514998fe1c54080ace724873fa6568ba322a725ba3cdb538e7871ba6c6e4ff76833a

  • \Users\Admin\AppData\Local\Temp\mstools.exe

    Filesize

    31KB

    MD5

    9ed3aac6e6179550c3f1b6c0fa6fb958

    SHA1

    1e2b7e4784c0559fe7527b01c2e9109707bbfdbe

    SHA256

    45ff9d6bd81b85206bf349863573576f7953ae9617edc1bd699b61048c639308

    SHA512

    ba37503d69a2fab6138f5e32d6e273823215e0d3a3899696ace0adca7e50514998fe1c54080ace724873fa6568ba322a725ba3cdb538e7871ba6c6e4ff76833a

  • \Users\Admin\AppData\Local\Temp\mstools.exe

    Filesize

    31KB

    MD5

    9ed3aac6e6179550c3f1b6c0fa6fb958

    SHA1

    1e2b7e4784c0559fe7527b01c2e9109707bbfdbe

    SHA256

    45ff9d6bd81b85206bf349863573576f7953ae9617edc1bd699b61048c639308

    SHA512

    ba37503d69a2fab6138f5e32d6e273823215e0d3a3899696ace0adca7e50514998fe1c54080ace724873fa6568ba322a725ba3cdb538e7871ba6c6e4ff76833a

  • memory/764-62-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/992-54-0x00000000767D1000-0x00000000767D3000-memory.dmp

    Filesize

    8KB

  • memory/992-59-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB