Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-09-2024 12:08

General

  • Target

    TrojanDropper.Win32.dll

  • Size

    80KB

  • MD5

    da876b1ccfc32e48447fb2bcd97d7100

  • SHA1

    caa2d84d33c8701408dbb04aa50929ec0cb39982

  • SHA256

    881fa82e7cd7a08691f6d8795c37e3edf2d9c134ee1dc01d3251775a0f04c503

  • SHA512

    8236977145e3419ede6c56d53be466376064ab94a888ad41309884080922892475bc13f3b1767f421241d89716cc2f7a853e3df27cc76dd7b838f8e53077b646

  • SSDEEP

    1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEZ9lpy:5dbwovEVyqgoZmZXWfIdQdRaefPslE

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 3 IoCs
  • UPX packed file 8 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Network Service Discovery 1 TTPs 9 IoCs

    Attempt to gather information on host's network.

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\TrojanDropper.Win32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\TrojanDropper.Win32.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2764
      • C:\Windows\SysWOW64\arp.exe
        arp -a
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2696
      • C:\Windows\SysWOW64\arp.exe
        arp -s 10.127.0.1 fa-72-db-1f-a1-21
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:552
      • C:\Windows\SysWOW64\arp.exe
        arp -s 10.127.255.255 6d-b0-e8-7d-15-6f
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2820
      • C:\Windows\SysWOW64\arp.exe
        arp -s 37.27.61.180 7b-87-0d-d8-8a-69
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2800
      • C:\Windows\SysWOW64\arp.exe
        arp -s 224.0.0.22 11-f8-4a-d8-8e-63
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2840
      • C:\Windows\SysWOW64\arp.exe
        arp -s 224.0.0.251 ea-57-8b-49-2a-cf
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2580
      • C:\Windows\SysWOW64\arp.exe
        arp -s 224.0.0.252 34-47-27-18-60-3b
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2632
      • C:\Windows\SysWOW64\arp.exe
        arp -s 239.255.255.250 8a-db-fd-1f-c0-f6
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2092
      • C:\Windows\SysWOW64\arp.exe
        arp -s 255.255.255.255 30-b9-45-b7-5d-95
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:1632
      • C:\Windows\SysWOW64\arp.exe
        arp -d
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2764-1-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2764-2-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2764-0-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2764-5-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2764-6-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2764-7-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2764-14-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2764-15-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB