Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    148s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    28/01/2025, 01:28

General

  • Target

    2025-01-28_0e10aea1cfb39b35a3a5b283d31fd5bf_mafia.exe

  • Size

    13.0MB

  • MD5

    0e10aea1cfb39b35a3a5b283d31fd5bf

  • SHA1

    0d849c20326f2c9522c60bb8e28afe0d955c5898

  • SHA256

    6750b6fb0c62f8dbb8d2c65aa6149f1a08fc3e0da333449e56d735ad52e7898e

  • SHA512

    3a0e37fe7fd49ff71635cddf0d8514ebe826a9521c45f45c6ec215983c79a83a9bf65dd64547e57a1b623604ec4fa4d1240503b07b4ae7381af3f19ee1debb05

  • SSDEEP

    24576:qpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttJ:+oo/

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Signatures

  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

  • Tofsee family
  • Windows security bypass 2 TTPs 1 IoCs
  • Creates new service(s) 2 TTPs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Launches sc.exe 3 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-28_0e10aea1cfb39b35a3a5b283d31fd5bf_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-28_0e10aea1cfb39b35a3a5b283d31fd5bf_mafia.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\znqzqxor\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2724
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ofnlvqxl.exe" C:\Windows\SysWOW64\znqzqxor\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2752
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create znqzqxor binPath= "C:\Windows\SysWOW64\znqzqxor\ofnlvqxl.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-28_0e10aea1cfb39b35a3a5b283d31fd5bf_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2812
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description znqzqxor "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2648
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start znqzqxor
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2788
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2616
  • C:\Windows\SysWOW64\znqzqxor\ofnlvqxl.exe
    C:\Windows\SysWOW64\znqzqxor\ofnlvqxl.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-28_0e10aea1cfb39b35a3a5b283d31fd5bf_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Windows security bypass
      • Sets service image path in registry
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\ofnlvqxl.exe

    Filesize

    12.0MB

    MD5

    56bddd8a42b40ff86566564a7c8ee818

    SHA1

    671f4d26064ac6ea8105862500f1d25455df6123

    SHA256

    64bdce8508112aeb8de91acc792223ef4ba941dfcc451cd16ee32fcedcfc8dba

    SHA512

    5a4616d8f2cd5845266dbb952a84e08f200f3649cb90a32a497014876f842466222448728d6ef90d15ac143b719ffa1f5f445fb8b562765732198716adebb642

  • memory/2324-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

  • memory/2324-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2324-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

  • memory/2324-16-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

  • memory/2324-17-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

  • memory/2324-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

  • memory/2740-15-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/2760-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/2760-1-0x0000000000570000-0x0000000000670000-memory.dmp

    Filesize

    1024KB

  • memory/2760-7-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

  • memory/2760-6-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/2760-8-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/2760-2-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB