Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    06/01/2024, 01:03

General

  • Target

    44e357921981ac0da89263f4fd694300.exe

  • Size

    368KB

  • MD5

    44e357921981ac0da89263f4fd694300

  • SHA1

    717a1a3dd3282af70c35f8a32f59e706e1b48331

  • SHA256

    5018b9959def30ca4de027114e55a105aa7a4339625a1e68b354d14ed87f5d97

  • SHA512

    e5bf7a6264f6b0b17e25419273247f8483d1d6dfefb18817883e7ae2681d8ab89c24856dcd2f6a628b9cd859192ee3e8824c67a13968539c6d97737e950b17f1

  • SSDEEP

    6144:71+7qr6xy889gva1DGK4pu/pxQ/W11pZ/D1iwMslmO7TFrkTsz:Z+7s8UgvC9/pxH11pdxisdFrkTsz

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\44e357921981ac0da89263f4fd694300.exe
    "C:\Users\Admin\AppData\Local\Temp\44e357921981ac0da89263f4fd694300.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 1752 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\44e357921981ac0da89263f4fd694300.exe" & start C:\Users\Admin\AppData\Local\RTAPTA~1.EXE -f
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2108
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 1752
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2184
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • Runs ping.exe
        PID:1960
      • C:\Users\Admin\AppData\Local\rtaptamghg.exe
        C:\Users\Admin\AppData\Local\RTAPTA~1.EXE -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\rtaptamghg.exe

    Filesize

    368KB

    MD5

    44e357921981ac0da89263f4fd694300

    SHA1

    717a1a3dd3282af70c35f8a32f59e706e1b48331

    SHA256

    5018b9959def30ca4de027114e55a105aa7a4339625a1e68b354d14ed87f5d97

    SHA512

    e5bf7a6264f6b0b17e25419273247f8483d1d6dfefb18817883e7ae2681d8ab89c24856dcd2f6a628b9cd859192ee3e8824c67a13968539c6d97737e950b17f1

  • memory/1752-1-0x0000000000290000-0x00000000002D9000-memory.dmp

    Filesize

    292KB

  • memory/1752-0-0x00000000008D0000-0x0000000000928000-memory.dmp

    Filesize

    352KB

  • memory/1752-3-0x00000000001D0000-0x00000000001D2000-memory.dmp

    Filesize

    8KB

  • memory/1752-2-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/1752-5-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-13-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-10-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-11-0x0000000000250000-0x0000000000252000-memory.dmp

    Filesize

    8KB

  • memory/2928-14-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-15-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-16-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-17-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-18-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-19-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB

  • memory/2928-20-0x0000000001000000-0x00000000010CB000-memory.dmp

    Filesize

    812KB