Analysis

  • max time kernel
    152s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08-02-2025 10:20

General

  • Target

    2025-02-08_faeef2f615c355d7e8774bdcb9dc90c6_mafia.exe

  • Size

    13.6MB

  • MD5

    faeef2f615c355d7e8774bdcb9dc90c6

  • SHA1

    9048421786fa7813eefb00f29e9e9f2158dfc667

  • SHA256

    0af19468f4c23b6abaf05da3aecc6a669e5aefe9765041f6bfeaeb9d85b6b28c

  • SHA512

    0846a2edd0dd5bf7f29cddc6b372067f0677e99a4def400e6bc4eceeaa3bcec56a61c55a89b40358164d35a5241a3e4dca27b9d9cf59283a493f0f862cf452c0

  • SSDEEP

    393216:2XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXZ:E

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\2025-02-08_faeef2f615c355d7e8774bdcb9dc90c6_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-08_faeef2f615c355d7e8774bdcb9dc90c6_mafia.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\eqmtiiya\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2948
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\hqkphgbx.exe" C:\Windows\SysWOW64\eqmtiiya\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2432
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create eqmtiiya binPath= "C:\Windows\SysWOW64\eqmtiiya\hqkphgbx.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-08_faeef2f615c355d7e8774bdcb9dc90c6_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2796
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description eqmtiiya "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2884
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start eqmtiiya
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2808
    • 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:2892
  • C:\Windows\SysWOW64\eqmtiiya\hqkphgbx.exe
    C:\Windows\SysWOW64\eqmtiiya\hqkphgbx.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-08_faeef2f615c355d7e8774bdcb9dc90c6_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2744
    • 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:1632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    14.2MB

    MD5

    fe9f1987ef1bd81a8147643a2488282d

    SHA1

    ece66255c6698746b687663e45bc209b459edd9e

    SHA256

    50af022ba978a84ca510347e8859c1e086919f86bc085184484ab4a8d686d8c4

    SHA512

    479d7ca884bff1624837a9de26375bf7455da81b3f3ee30400142c6c1b411f3c763a49d986950a1dff2881b43df104493d03c73819b0fc9869f3ad99ab1b8db8

  • memory/1632-19-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

  • memory/1632-21-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

  • memory/1632-14-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

  • memory/1632-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1632-17-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

  • memory/2180-6-0x00000000005F0000-0x00000000006F0000-memory.dmp

    Filesize

    1024KB

  • memory/2180-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/2180-11-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/2180-10-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2180-8-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2180-7-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

  • memory/2180-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

    Filesize

    1024KB

  • memory/2180-2-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

  • memory/2180-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/2744-20-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB