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Analysis

  • max time kernel
    152s
  • max time network
    100s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2022, 10:15

General

  • Target

    7fb47e10c997b236359891e027cac8c201d549a1247e6d853976736edb469977.exe

  • Size

    344KB

  • MD5

    6a22ea27f79acb0a81c16b74470dd980

  • SHA1

    0826df85115ed9cbf4b0ddf4ec4a1f19c69ca5cb

  • SHA256

    7fb47e10c997b236359891e027cac8c201d549a1247e6d853976736edb469977

  • SHA512

    d8fa5d9748551957cc227d62a746bd344fc11ac7559c4e5b5bfdf9048a3496def434d3e51889de1a45014be925a8f9cf649a258fbbdb0ed7aa66abf5871dde0e

  • SSDEEP

    6144:t2YUV30T5bG9SWK/fObT/bGidhjhxEF0N3hL7VklVA3MZLhcYm9e4yqyQhNNnSZn:tdUV30T5qwWK/fObT/bGiA0NFVkWMZLF

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 53 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\7fb47e10c997b236359891e027cac8c201d549a1247e6d853976736edb469977.exe
    "C:\Users\Admin\AppData\Local\Temp\7fb47e10c997b236359891e027cac8c201d549a1247e6d853976736edb469977.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:1520
    • C:\Users\Admin\biaadir.exe
      "C:\Users\Admin\biaadir.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:1340

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\biaadir.exe

    Filesize

    344KB

    MD5

    cacc6203356e79f944b294cd37662d83

    SHA1

    7c69cd22980fc19946e561b9054ccb1ba96a9b57

    SHA256

    09230e2b3677dde1245922203d9606da6c1a77878e3df9a47db96d5b42f1d55b

    SHA512

    f4cb84223571890b823dd7661e8fcc791ef0cf04be49ab7bc1f0b6a0ae193f85729dbeb4b6470528546e5567e2ce5677caaa9dde47cd9b1ab2d4b583aca973bd

  • C:\Users\Admin\biaadir.exe

    Filesize

    344KB

    MD5

    cacc6203356e79f944b294cd37662d83

    SHA1

    7c69cd22980fc19946e561b9054ccb1ba96a9b57

    SHA256

    09230e2b3677dde1245922203d9606da6c1a77878e3df9a47db96d5b42f1d55b

    SHA512

    f4cb84223571890b823dd7661e8fcc791ef0cf04be49ab7bc1f0b6a0ae193f85729dbeb4b6470528546e5567e2ce5677caaa9dde47cd9b1ab2d4b583aca973bd

  • \Users\Admin\biaadir.exe

    Filesize

    344KB

    MD5

    cacc6203356e79f944b294cd37662d83

    SHA1

    7c69cd22980fc19946e561b9054ccb1ba96a9b57

    SHA256

    09230e2b3677dde1245922203d9606da6c1a77878e3df9a47db96d5b42f1d55b

    SHA512

    f4cb84223571890b823dd7661e8fcc791ef0cf04be49ab7bc1f0b6a0ae193f85729dbeb4b6470528546e5567e2ce5677caaa9dde47cd9b1ab2d4b583aca973bd

  • \Users\Admin\biaadir.exe

    Filesize

    344KB

    MD5

    cacc6203356e79f944b294cd37662d83

    SHA1

    7c69cd22980fc19946e561b9054ccb1ba96a9b57

    SHA256

    09230e2b3677dde1245922203d9606da6c1a77878e3df9a47db96d5b42f1d55b

    SHA512

    f4cb84223571890b823dd7661e8fcc791ef0cf04be49ab7bc1f0b6a0ae193f85729dbeb4b6470528546e5567e2ce5677caaa9dde47cd9b1ab2d4b583aca973bd

  • memory/1520-56-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

    Filesize

    8KB