Analysis

  • max time kernel
    151s
  • max time network
    85s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2022 02:37

General

  • Target

    a8a0a753ca6de6d33665dcd5b78c2f64554790cfe589e44261128ec9ebcdcd8d.exe

  • Size

    84KB

  • MD5

    14b6f6a16352d0ba860b0b283d439e52

  • SHA1

    31e23f4b32addbe0c255309ac662284458900133

  • SHA256

    a8a0a753ca6de6d33665dcd5b78c2f64554790cfe589e44261128ec9ebcdcd8d

  • SHA512

    4d88c079f0926032376a8a451c2d54aca64ad3ff471efaf7947d9776f6183ea83377e3fb6d210d778db3ffcc3372bef04ca2a20172e06f81023b706c39db74cb

  • SSDEEP

    1536:f94Oc5HBkohmTOWhcPYZxAG3pfd48CArrprc8:14hHhmTOWhcAZxAql68

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a8a0a753ca6de6d33665dcd5b78c2f64554790cfe589e44261128ec9ebcdcd8d.exe
    "C:\Users\Admin\AppData\Local\Temp\a8a0a753ca6de6d33665dcd5b78c2f64554790cfe589e44261128ec9ebcdcd8d.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\qcfioj.exe
      "C:\Users\Admin\qcfioj.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1076

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\qcfioj.exe

    Filesize

    84KB

    MD5

    d937f876178bf50c07db3fd9ef647b33

    SHA1

    8bd11431006e31b66e7d0092d7369a22142d87ea

    SHA256

    9cd2624aea5f7c7e0e6d2533245f22ee1e27272ff69980917813c89fad4a87ba

    SHA512

    a44027bd4b84b69fb567f8c3053ed399210173c9fa12be39d3ca7deabcffe289d90e618eec20fc7398aa203315b1dfa7e9f9f68c649ccd753fe751d5ad2ede1c

  • C:\Users\Admin\qcfioj.exe

    Filesize

    84KB

    MD5

    d937f876178bf50c07db3fd9ef647b33

    SHA1

    8bd11431006e31b66e7d0092d7369a22142d87ea

    SHA256

    9cd2624aea5f7c7e0e6d2533245f22ee1e27272ff69980917813c89fad4a87ba

    SHA512

    a44027bd4b84b69fb567f8c3053ed399210173c9fa12be39d3ca7deabcffe289d90e618eec20fc7398aa203315b1dfa7e9f9f68c649ccd753fe751d5ad2ede1c

  • \Users\Admin\qcfioj.exe

    Filesize

    84KB

    MD5

    d937f876178bf50c07db3fd9ef647b33

    SHA1

    8bd11431006e31b66e7d0092d7369a22142d87ea

    SHA256

    9cd2624aea5f7c7e0e6d2533245f22ee1e27272ff69980917813c89fad4a87ba

    SHA512

    a44027bd4b84b69fb567f8c3053ed399210173c9fa12be39d3ca7deabcffe289d90e618eec20fc7398aa203315b1dfa7e9f9f68c649ccd753fe751d5ad2ede1c

  • \Users\Admin\qcfioj.exe

    Filesize

    84KB

    MD5

    d937f876178bf50c07db3fd9ef647b33

    SHA1

    8bd11431006e31b66e7d0092d7369a22142d87ea

    SHA256

    9cd2624aea5f7c7e0e6d2533245f22ee1e27272ff69980917813c89fad4a87ba

    SHA512

    a44027bd4b84b69fb567f8c3053ed399210173c9fa12be39d3ca7deabcffe289d90e618eec20fc7398aa203315b1dfa7e9f9f68c649ccd753fe751d5ad2ede1c

  • memory/1900-56-0x0000000075981000-0x0000000075983000-memory.dmp

    Filesize

    8KB