Analysis

  • max time kernel
    153s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10/03/2024, 01:11

General

  • Target

    cf991837184e1248074523f2a09c9d1a1ef27139e03bc70850595df7b7bd39e4.exe

  • Size

    248KB

  • MD5

    4ebd3a7b290aef1f54a87a5f73a7b01c

  • SHA1

    71ccf640482c057ac90371f15a612fe1ef96ace3

  • SHA256

    cf991837184e1248074523f2a09c9d1a1ef27139e03bc70850595df7b7bd39e4

  • SHA512

    64bb356b2b5535b219c7c790175df531c5ab8becc8754cb6c815e99ffe54754b625c91549fc0c521264c328ec0c815cd29888617efbb2a4cd3c578ec43e74b2e

  • SSDEEP

    3072:kOjxevBcDjQdrgUDdCGAX31X7tlcxEHglJsd1/Ab32yZlOsQqO1j99MjJ:SAcdlcX31X7tlMGFTy6sQvm

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 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf991837184e1248074523f2a09c9d1a1ef27139e03bc70850595df7b7bd39e4.exe
    "C:\Users\Admin\AppData\Local\Temp\cf991837184e1248074523f2a09c9d1a1ef27139e03bc70850595df7b7bd39e4.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:1928
    • C:\Users\Admin\paaub.exe
      "C:\Users\Admin\paaub.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:2944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\paaub.exe

    Filesize

    248KB

    MD5

    31aea7c224a521c7135499ebd0e5997f

    SHA1

    3411e797de011a907f77100051b3a4182d56e1f9

    SHA256

    ee499f3ee40aba559c21246d6ef8a4edd98f048b344c1f032f560006acfc0f31

    SHA512

    dce4ce7f03d627f43cbabd6fac82596a84823f7e17bc6d65d1ed2ff437fd265d04abd97835b8114bdcedfbb21ef1c33637564e9c4b992494ef4e1a424d5943e2

  • memory/1928-0-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/1928-13-0x00000000031A0000-0x00000000031DE000-memory.dmp

    Filesize

    248KB

  • memory/1928-19-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2944-15-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2944-20-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB