Analysis

  • max time kernel
    93s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 06:51

General

  • Target

    2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe

  • Size

    509KB

  • MD5

    df979c7b4c8722dcf7603b32da72f520

  • SHA1

    39d7d26bbe52eb31773cea2cef2efca42d7394dd

  • SHA256

    c0c85d92d3e13ab8f3500a2001fe16f371ab2e2f685b82e1477de6c3b7e7d083

  • SHA512

    1d9a8fce66211f6482230643b22a0d4e5f303d0d97b665fdd13bd5192c16670d22157c76abbc7e39571c4c4c2b96d9e63fcade891893346046900e4e0c2d2266

  • SSDEEP

    12288:Wv9RGfqZ2Z3NBDYXZ35g6LyCluJCmAgoA:WvifqZ2voZ35g6Lo0gb

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4748
    • C:\Users\Admin\AppData\Local\Temp\n9110\s9110.exe
      "C:\Users\Admin\AppData\Local\Temp\n9110\s9110.exe" ins.exe /e 2273654 /u 4dc90cd0-7328-42b2-8f65-20295bc06f26 /v "C:\Users\Admin\AppData\Local\Temp\2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:5096
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 4472
      2⤵
      • Program crash
      PID:1216
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4748 -ip 4748
    1⤵
      PID:1004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\n9110\s9110.exe

      Filesize

      284KB

      MD5

      56c3c0bea17637a46ab6d82507923e75

      SHA1

      de31ef91d7568429b34a00b23c3b2be815417e2a

      SHA256

      b5518025103fc369faed527131b8c09df89f58bad97674388b36291b96cbb13a

      SHA512

      fb3c60e5bf4cf73ea6c101d3a811016a4d30bf467da9f412321d856de1d949bec9a11f3adaf1c7fb0238ddd429759a743de927a8181dd14eb2638ee52677d16c

    • memory/5096-11-0x00007FF9B34A5000-0x00007FF9B34A6000-memory.dmp

      Filesize

      4KB

    • memory/5096-12-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-13-0x000000001B820000-0x000000001B82A000-memory.dmp

      Filesize

      40KB

    • memory/5096-14-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-18-0x000000001C590000-0x000000001C62C000-memory.dmp

      Filesize

      624KB

    • memory/5096-17-0x000000001C020000-0x000000001C4EE000-memory.dmp

      Filesize

      4.8MB

    • memory/5096-19-0x00000000014C0000-0x00000000014C8000-memory.dmp

      Filesize

      32KB

    • memory/5096-20-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-21-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-22-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-23-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-24-0x000000001FDD0000-0x000000001FE32000-memory.dmp

      Filesize

      392KB

    • memory/5096-25-0x00007FF9B34A5000-0x00007FF9B34A6000-memory.dmp

      Filesize

      4KB

    • memory/5096-26-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-27-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-28-0x00000000209F0000-0x0000000020EFE000-memory.dmp

      Filesize

      5.1MB

    • memory/5096-29-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB

    • memory/5096-31-0x00007FF9B31F0000-0x00007FF9B3B91000-memory.dmp

      Filesize

      9.6MB