Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2024 13:47

General

  • Target

    $TEMP/Holotype.dll

  • Size

    41KB

  • MD5

    4b02b0b9a0cc891ff025510c605f08bd

  • SHA1

    42c00ef177b2b4900eb982096c31c55ea636abe9

  • SHA256

    383d775daef2b8cb6c5d055851ca23b1328d3a75edc01d0801ae72f429b667df

  • SHA512

    a77ee6c2ef97f2898a4d3007c03a6856d98581251e6160bddd3d5f86ed433a06c5d2edba378abad5a664478b803ac1dd3161de0c74e1f4eacfb8718a08b8843c

  • SSDEEP

    768:zSIY+guIUaTVNRhwUmnTEDm3vyU12wftb:HYnlhNv+4U1rfZ

Malware Config

Extracted

Family

netwire

C2

bushuc009.duckdns.org:1982

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    DP

  • lock_executable

    false

  • offline_keylogger

    false

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 2 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\Holotype.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\Holotype.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3044
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2132
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c "COPY /Y /B "" "C:\Users\Admin\AppData\Roaming\Identities\{977286EF-87A2-462A-9E5B-C27B251936D9}\TsWpfWrp.exe""
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2832
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c "COPY /Y /B "" "C:\Users\Admin\AppData\Roaming\Identities\{977286EF-87A2-462A-9E5B-C27B251936D9}\TsWpfWrp.exe""
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2668
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c "COPY /Y /B "" "C:\Users\Admin\AppData\Roaming\Identities\{977286EF-87A2-462A-9E5B-C27B251936D9}\TsWpfWrp.exe""
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3004
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c "COPY /Y /B "" "C:\Users\Admin\AppData\Roaming\Identities\{977286EF-87A2-462A-9E5B-C27B251936D9}\TsWpfWrp.exe""
          4⤵
          • System Location Discovery: System Language Discovery
          PID:696
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c "COPY /Y /B "" "C:\Users\Admin\AppData\Roaming\Identities\{977286EF-87A2-462A-9E5B-C27B251936D9}\TsWpfWrp.exe""
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1648
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c "COPY /Y /B "" "C:\Users\Admin\AppData\Roaming\Identities\{977286EF-87A2-462A-9E5B-C27B251936D9}\TsWpfWrp.exe""
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2132-3-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2132-4-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2132-5-0x0000000000090000-0x0000000000096000-memory.dmp

    Filesize

    24KB

  • memory/3044-0-0x00000000001D0000-0x00000000001D2000-memory.dmp

    Filesize

    8KB

  • memory/3044-1-0x00000000749B0000-0x0000000074A08000-memory.dmp

    Filesize

    352KB

  • memory/3044-2-0x00000000769D0000-0x0000000076A05000-memory.dmp

    Filesize

    212KB

  • memory/3044-6-0x00000000749B0000-0x0000000074A08000-memory.dmp

    Filesize

    352KB