Resubmissions

03-08-2023 22:32

230803-2gft7ahe7z 3

03-08-2023 22:06

230803-11kf2she5s 7

03-08-2023 22:00

230803-1ws8dshe4s 3

03-08-2023 21:56

230803-1tmylahe3v 3

Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    03-08-2023 22:00

General

  • Target

    i542ai.exe

  • Size

    872KB

  • MD5

    c56b5f0201a3b3de53e561fe76912bfd

  • SHA1

    2a4062e10a5de813f5688221dbeb3f3ff33eb417

  • SHA256

    237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

  • SHA512

    195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

  • SSDEEP

    12288:6pVWeOV7GtINsegA/hMyyzlcqikvAfcN9b2MyZa31twoPTdFxgawV2M01:6T3E53Myyzl0hMf1tr7Caw8M01

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\i542ai.exe
    "C:\Users\Admin\AppData\Local\Temp\i542ai.exe"
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 1584
      2⤵
      • Program crash
      PID:2976
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
    1⤵
      PID:2508

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2656-54-0x0000000004850000-0x0000000004851000-memory.dmp

      Filesize

      4KB

    • memory/2656-55-0x0000000004920000-0x0000000004922000-memory.dmp

      Filesize

      8KB

    • memory/2656-56-0x0000000004850000-0x0000000004851000-memory.dmp

      Filesize

      4KB

    • memory/2656-59-0x0000000010000000-0x0000000010025000-memory.dmp

      Filesize

      148KB