Analysis

  • max time kernel
    49s
  • max time network
    23s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    28-05-2024 12:29

General

  • Target

    Primordial.exe

  • Size

    93KB

  • MD5

    dcc0946afc440b8b0a0c4ec24ac30db8

  • SHA1

    a09b41ac539fd3f362b2ecfe5f07caabfcf7a28b

  • SHA256

    0088d42558db8697390fe888cc6bbb230fdcaf726069a11cc28a44595eb38f18

  • SHA512

    558d4276448a4844815c5352df8293e25c9b1d55290deae1b282268acb38a4e807b18497d5930e9413c8332ea9144e1724ed965d84f088e98d34db31b67a2fe1

  • SSDEEP

    768:sY3zUnD9O/pBcxYsbae6GIXb9pDX2t98PL0OXLeuXxrjEtCdnl2pi1Rz4Rk3FsGb:vUxOx6baIa9RZj00ljEwzGi1dDVDfgS

Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of FindShellTrayWindow 42 IoCs
  • Suspicious use of SendNotifyMessage 41 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Primordial.exe
    "C:\Users\Admin\AppData\Local\Temp\Primordial.exe"
    1⤵
    • Drops startup file
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4568
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Primordial.exe" "Primordial.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      PID:3684
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4568-0-0x00000000734E1000-0x00000000734E2000-memory.dmp

    Filesize

    4KB

  • memory/4568-1-0x00000000734E0000-0x0000000073A90000-memory.dmp

    Filesize

    5.7MB

  • memory/4568-2-0x00000000734E0000-0x0000000073A90000-memory.dmp

    Filesize

    5.7MB

  • memory/4568-5-0x00000000734E0000-0x0000000073A90000-memory.dmp

    Filesize

    5.7MB

  • memory/4568-6-0x00000000734E0000-0x0000000073A90000-memory.dmp

    Filesize

    5.7MB