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Analysis

  • max time kernel
    151s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 18:26

General

  • Target

    ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe

  • Size

    196KB

  • MD5

    0be65414684b3ca448b580d6ebe145b7

  • SHA1

    1b0c4a000882a39a016ba6e365163ebb64c5243d

  • SHA256

    ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9

  • SHA512

    beed936d6506724ba567dfded59217783fada26ead46c134285920061f07464fd10490516d15c7562be567572cbfd0bc09e1e8399ae4b78f5cb57dbeb6d7d460

  • SSDEEP

    6144:W3auGHbU6Pr7FXlbWc3PuV/rvGXUf39GZjJ21OhCJiviq2YWDppQ73:W3iPr7FXlbWc3PuV/r+XUf39GZjJ21Oe

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 48 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\ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe
    "C:\Users\Admin\AppData\Local\Temp\ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.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:784
    • C:\Users\Admin\tuawoix.exe
      "C:\Users\Admin\tuawoix.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:2004

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\tuawoix.exe

    Filesize

    196KB

    MD5

    e6b7d0d1727d947ddf280a8d055c610b

    SHA1

    f808860e5a6c238fce246789424f90f99d970b3c

    SHA256

    ebd5da7fd9bcf88f691000347ee3b5c1f27d8b51e30d2fdc6d1ed102d07a90e6

    SHA512

    3739e3fc9262f7d61b3ac7c5ef5b16b629653b4339954b559dd46db5c889dabb287460800cd20717cbbfa4bc5561ae84ef7f5f4a0f568831d671d64d4ddb5457

  • C:\Users\Admin\tuawoix.exe

    Filesize

    196KB

    MD5

    e6b7d0d1727d947ddf280a8d055c610b

    SHA1

    f808860e5a6c238fce246789424f90f99d970b3c

    SHA256

    ebd5da7fd9bcf88f691000347ee3b5c1f27d8b51e30d2fdc6d1ed102d07a90e6

    SHA512

    3739e3fc9262f7d61b3ac7c5ef5b16b629653b4339954b559dd46db5c889dabb287460800cd20717cbbfa4bc5561ae84ef7f5f4a0f568831d671d64d4ddb5457

  • \Users\Admin\tuawoix.exe

    Filesize

    196KB

    MD5

    e6b7d0d1727d947ddf280a8d055c610b

    SHA1

    f808860e5a6c238fce246789424f90f99d970b3c

    SHA256

    ebd5da7fd9bcf88f691000347ee3b5c1f27d8b51e30d2fdc6d1ed102d07a90e6

    SHA512

    3739e3fc9262f7d61b3ac7c5ef5b16b629653b4339954b559dd46db5c889dabb287460800cd20717cbbfa4bc5561ae84ef7f5f4a0f568831d671d64d4ddb5457

  • \Users\Admin\tuawoix.exe

    Filesize

    196KB

    MD5

    e6b7d0d1727d947ddf280a8d055c610b

    SHA1

    f808860e5a6c238fce246789424f90f99d970b3c

    SHA256

    ebd5da7fd9bcf88f691000347ee3b5c1f27d8b51e30d2fdc6d1ed102d07a90e6

    SHA512

    3739e3fc9262f7d61b3ac7c5ef5b16b629653b4339954b559dd46db5c889dabb287460800cd20717cbbfa4bc5561ae84ef7f5f4a0f568831d671d64d4ddb5457

  • memory/784-56-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

    Filesize

    8KB