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Analysis

  • max time kernel
    149s
  • max time network
    176s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2022, 09:05

General

  • Target

    97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e.exe

  • Size

    557KB

  • MD5

    5fd5303ff9c3945c79a79fac6629cad4

  • SHA1

    53d11fdb809ff9d8fc04d9fee5bf10919f0b1698

  • SHA256

    97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e

  • SHA512

    eb392a01f04dcc311cdb767f9858904648f1dd30c34dadb6f8f32f671a220cae5de133074e3407b6050e79f0eb3a4a52a0586f82f75ffccc957877a194525f20

  • SSDEEP

    12288:aGprxNCP22qurlbSoweEIdo94haP+qeRMMzZ:aGxxNCxDpOreEgo94haPviMMzZ

Score
8/10

Malware Config

Signatures

  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e.exe
    "C:\Users\Admin\AppData\Local\Temp\97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Users\Admin\AppData\Local\Temp\97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e.exe
      "C:\Users\Admin\AppData\Local\Temp\97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e.exe" /_ShowProgress
      2⤵
        PID:1456

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\ICReinstall_97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e.exe

      Filesize

      557KB

      MD5

      5fd5303ff9c3945c79a79fac6629cad4

      SHA1

      53d11fdb809ff9d8fc04d9fee5bf10919f0b1698

      SHA256

      97621e4246075a03e4b4c9a2ae5465438f17f3a776af39cd7336493d7ddb694e

      SHA512

      eb392a01f04dcc311cdb767f9858904648f1dd30c34dadb6f8f32f671a220cae5de133074e3407b6050e79f0eb3a4a52a0586f82f75ffccc957877a194525f20

    • memory/1456-64-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/1456-62-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/1956-57-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/1956-58-0x00000000045F0000-0x0000000004712000-memory.dmp

      Filesize

      1.1MB

    • memory/1956-54-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/1956-63-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/1956-56-0x0000000000400000-0x0000000000522000-memory.dmp

      Filesize

      1.1MB

    • memory/1956-65-0x00000000045F0000-0x0000000004712000-memory.dmp

      Filesize

      1.1MB

    • memory/1956-55-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

      Filesize

      8KB

    • memory/1956-69-0x0000000003A80000-0x0000000003A90000-memory.dmp

      Filesize

      64KB

    • memory/1956-70-0x0000000003A80000-0x0000000003A90000-memory.dmp

      Filesize

      64KB