Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 02:23

General

  • Target

    babf307f55dc4140a94f20b381c3a4d6898aa32da5f0b534863b61a3ac6990fa.dll

  • Size

    80KB

  • MD5

    2ba098f5e421c6fa0fafcc4614166730

  • SHA1

    d9c561597563c94b74deb864b454fc9bdff1beb8

  • SHA256

    babf307f55dc4140a94f20b381c3a4d6898aa32da5f0b534863b61a3ac6990fa

  • SHA512

    4818bad60a1915f01d6c140f72980ef86d6303b83c2837e8ac5bd2f30403a3c9873458fcdcb836970c8673d1fb0b37bc5a2637322570583c16e155175d98d675

  • SSDEEP

    1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEpqr:5dbwovEVyqgoZmZXWfIdQdRaefP7

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 4 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\babf307f55dc4140a94f20b381c3a4d6898aa32da5f0b534863b61a3ac6990fa.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\babf307f55dc4140a94f20b381c3a4d6898aa32da5f0b534863b61a3ac6990fa.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2952
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 304
        3⤵
        • Program crash
        PID:2768
      • C:\Windows\SysWOW64\arp.exe
        arp -a
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2820

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • memory/2820-1-0x0000000010000000-0x0000000010033000-memory.dmp
    Filesize

    204KB

  • memory/2820-2-0x0000000010000000-0x0000000010033000-memory.dmp
    Filesize

    204KB

  • memory/2952-0-0x0000000010000000-0x0000000010033000-memory.dmp
    Filesize

    204KB

  • memory/2952-3-0x0000000010000000-0x0000000010033000-memory.dmp
    Filesize

    204KB