Analysis

  • max time kernel
    146s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/02/2025, 19:48 UTC

General

  • Target

    2025-02-01_055e230a9f4a4326b302456ed21f443d_mafia.exe

  • Size

    10.7MB

  • MD5

    055e230a9f4a4326b302456ed21f443d

  • SHA1

    d8c00df30523cf25b19fa25054539fc84412928f

  • SHA256

    22c8895bc9d3d7a67787d17179332adba9a59b6753d2feddf9752e725e967ae1

  • SHA512

    acbdcc8f84a86d15538396a3d61ead759ac233546f0528518b153186219e565779b281bc9c48c820c3dbf5276959780588a30101dc6abb02a12e5e25d7c8c0f8

  • SSDEEP

    6144:DLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQ1:4TYe+D2jFu+iZoUFhAz

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
  • Creates new service(s) 2 TTPs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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.

  • Program crash 2 IoCs
  • 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 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-02-01_055e230a9f4a4326b302456ed21f443d_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-01_055e230a9f4a4326b302456ed21f443d_mafia.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3308
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qzgfjdki\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:396
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\nmacqnog.exe" C:\Windows\SysWOW64\qzgfjdki\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3824
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create qzgfjdki binPath= "C:\Windows\SysWOW64\qzgfjdki\nmacqnog.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-01_055e230a9f4a4326b302456ed21f443d_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2004
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description qzgfjdki "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1232
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start qzgfjdki
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4764
    • 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:3704
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 1028
      2⤵
      • Program crash
      PID:3132
  • C:\Windows\SysWOW64\qzgfjdki\nmacqnog.exe
    C:\Windows\SysWOW64\qzgfjdki\nmacqnog.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-01_055e230a9f4a4326b302456ed21f443d_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3092
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Sets service image path in registry
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2932
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3092 -s 508
      2⤵
      • Program crash
      PID:1648
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3092 -ip 3092
    1⤵
      PID:4432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3308 -ip 3308
      1⤵
        PID:3512

      Network

      • flag-us
        DNS
        8.8.8.8.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        8.8.8.8.in-addr.arpa
        IN PTR
        Response
        8.8.8.8.in-addr.arpa
        IN PTR
        dnsgoogle
      • flag-us
        DNS
        71.159.190.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        71.159.190.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        13.153.16.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        13.153.16.2.in-addr.arpa
        IN PTR
        Response
        13.153.16.2.in-addr.arpa
        IN PTR
        a2-16-153-13deploystaticakamaitechnologiescom
      • flag-us
        DNS
        55.36.223.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        55.36.223.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        microsoft.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        microsoft.com
        IN A
        Response
        microsoft.com
        IN A
        20.76.201.171
        microsoft.com
        IN A
        20.112.250.133
        microsoft.com
        IN A
        20.231.239.246
        microsoft.com
        IN A
        20.236.44.162
        microsoft.com
        IN A
        20.70.246.20
      • flag-us
        DNS
        microsoft.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        microsoft.com
        IN MX
        Response
        microsoft.com
        IN MX
        microsoft-commail protectionoutlook�
      • flag-us
        DNS
        microsoft-com.mail.protection.outlook.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        microsoft-com.mail.protection.outlook.com
        IN A
        Response
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.42.0
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.40.26
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.8.49
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.11.0
      • flag-us
        DNS
        171.201.76.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        171.201.76.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        yahoo.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        yahoo.com
        IN MX
        Response
        yahoo.com
        IN MX
        mta6am0yahoodnsnet
        yahoo.com
        IN MX
        mta7�.
        yahoo.com
        IN MX
        mta5�.
      • flag-us
        DNS
        mta6.am0.yahoodns.net
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        mta6.am0.yahoodns.net
        IN A
        Response
        mta6.am0.yahoodns.net
        IN A
        67.195.204.77
        mta6.am0.yahoodns.net
        IN A
        98.136.96.76
        mta6.am0.yahoodns.net
        IN A
        67.195.228.94
        mta6.am0.yahoodns.net
        IN A
        67.195.204.73
        mta6.am0.yahoodns.net
        IN A
        67.195.228.106
        mta6.am0.yahoodns.net
        IN A
        67.195.204.79
        mta6.am0.yahoodns.net
        IN A
        98.136.96.77
        mta6.am0.yahoodns.net
        IN A
        98.136.96.75
      • flag-us
        DNS
        56.163.245.4.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        56.163.245.4.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        171.39.242.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        171.39.242.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        20.49.80.91.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        20.49.80.91.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        google.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        google.com
        IN MX
        Response
        google.com
        IN MX
        smtp�
      • flag-us
        DNS
        smtp.google.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        smtp.google.com
        IN A
        Response
        smtp.google.com
        IN A
        142.251.173.27
        smtp.google.com
        IN A
        64.233.184.27
        smtp.google.com
        IN A
        142.251.173.26
        smtp.google.com
        IN A
        64.233.184.26
        smtp.google.com
        IN A
        74.125.206.27
      • flag-us
        DNS
        77.190.18.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        77.190.18.2.in-addr.arpa
        IN PTR
        Response
        77.190.18.2.in-addr.arpa
        IN PTR
        a2-18-190-77deploystaticakamaitechnologiescom
      • flag-us
        DNS
        mail.ru
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        mail.ru
        IN MX
        Response
        mail.ru
        IN MX
        mxs�
      • flag-us
        DNS
        mxs.mail.ru
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        mxs.mail.ru
        IN A
        Response
        mxs.mail.ru
        IN A
        94.100.180.31
        mxs.mail.ru
        IN A
        217.69.139.150
      • flag-us
        DNS
        22.49.80.91.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        22.49.80.91.in-addr.arpa
        IN PTR
        Response
      • 20.76.201.171:80
        microsoft.com
        svchost.exe
        190 B
        132 B
        4
        3
      • 52.101.42.0:25
        microsoft-com.mail.protection.outlook.com
        svchost.exe
        260 B
        5
      • 43.231.4.7:443
        svchost.exe
        260 B
        5
      • 67.195.204.77:25
        mta6.am0.yahoodns.net
        svchost.exe
        260 B
        5
      • 142.251.173.27:25
        smtp.google.com
        svchost.exe
        260 B
        5
      • 43.231.4.7:443
        svchost.exe
        260 B
        5
      • 94.100.180.31:25
        mxs.mail.ru
        svchost.exe
        260 B
        5
      • 43.231.4.7:443
        svchost.exe
        260 B
        5
      • 8.8.8.8:53
        8.8.8.8.in-addr.arpa
        dns
        66 B
        90 B
        1
        1

        DNS Request

        8.8.8.8.in-addr.arpa

      • 8.8.8.8:53
        71.159.190.20.in-addr.arpa
        dns
        72 B
        158 B
        1
        1

        DNS Request

        71.159.190.20.in-addr.arpa

      • 8.8.8.8:53
        13.153.16.2.in-addr.arpa
        dns
        70 B
        133 B
        1
        1

        DNS Request

        13.153.16.2.in-addr.arpa

      • 8.8.8.8:53
        55.36.223.20.in-addr.arpa
        dns
        71 B
        157 B
        1
        1

        DNS Request

        55.36.223.20.in-addr.arpa

      • 8.8.8.8:53
        microsoft.com
        dns
        svchost.exe
        59 B
        139 B
        1
        1

        DNS Request

        microsoft.com

        DNS Response

        20.76.201.171
        20.112.250.133
        20.231.239.246
        20.236.44.162
        20.70.246.20

      • 8.8.8.8:53
        microsoft.com
        dns
        svchost.exe
        59 B
        113 B
        1
        1

        DNS Request

        microsoft.com

      • 8.8.8.8:53
        microsoft-com.mail.protection.outlook.com
        dns
        svchost.exe
        87 B
        151 B
        1
        1

        DNS Request

        microsoft-com.mail.protection.outlook.com

        DNS Response

        52.101.42.0
        52.101.40.26
        52.101.8.49
        52.101.11.0

      • 8.8.8.8:53
        171.201.76.20.in-addr.arpa
        dns
        72 B
        158 B
        1
        1

        DNS Request

        171.201.76.20.in-addr.arpa

      • 8.8.8.8:53
        yahoo.com
        dns
        svchost.exe
        55 B
        134 B
        1
        1

        DNS Request

        yahoo.com

      • 8.8.8.8:53
        mta6.am0.yahoodns.net
        dns
        svchost.exe
        67 B
        195 B
        1
        1

        DNS Request

        mta6.am0.yahoodns.net

        DNS Response

        67.195.204.77
        98.136.96.76
        67.195.228.94
        67.195.204.73
        67.195.228.106
        67.195.204.79
        98.136.96.77
        98.136.96.75

      • 8.8.8.8:53
        56.163.245.4.in-addr.arpa
        dns
        71 B
        157 B
        1
        1

        DNS Request

        56.163.245.4.in-addr.arpa

      • 8.8.8.8:53
        171.39.242.20.in-addr.arpa
        dns
        72 B
        158 B
        1
        1

        DNS Request

        171.39.242.20.in-addr.arpa

      • 8.8.8.8:53
        20.49.80.91.in-addr.arpa
        dns
        70 B
        145 B
        1
        1

        DNS Request

        20.49.80.91.in-addr.arpa

      • 8.8.8.8:53
        google.com
        dns
        svchost.exe
        56 B
        77 B
        1
        1

        DNS Request

        google.com

      • 8.8.8.8:53
        smtp.google.com
        dns
        svchost.exe
        61 B
        141 B
        1
        1

        DNS Request

        smtp.google.com

        DNS Response

        142.251.173.27
        64.233.184.27
        142.251.173.26
        64.233.184.26
        74.125.206.27

      • 8.8.8.8:53
        77.190.18.2.in-addr.arpa
        dns
        70 B
        133 B
        1
        1

        DNS Request

        77.190.18.2.in-addr.arpa

      • 8.8.8.8:53
        mail.ru
        dns
        svchost.exe
        53 B
        73 B
        1
        1

        DNS Request

        mail.ru

      • 8.8.8.8:53
        mxs.mail.ru
        dns
        svchost.exe
        57 B
        89 B
        1
        1

        DNS Request

        mxs.mail.ru

        DNS Response

        94.100.180.31
        217.69.139.150

      • 8.8.8.8:53
        22.49.80.91.in-addr.arpa
        dns
        70 B
        145 B
        1
        1

        DNS Request

        22.49.80.91.in-addr.arpa

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        12.6MB

        MD5

        6595f53cbd8b115e1f228a630e951993

        SHA1

        9dc3197fb5904cae310d32fa0449df18286991aa

        SHA256

        f6e72e2fc602cd02797bbc11cceeeb1a52baec0e02265b8fee3a28b15039abb5

        SHA512

        157da3b6b77c7fe045dfd40819997719e92053e942f8cf5f396de510989f02cfdcdd554ca9a5efc7e75b44cf1526ec8198e657c4f1acab3f875d892269d0258d

      • memory/2932-10-0x00000000010B0000-0x00000000010C5000-memory.dmp

        Filesize

        84KB

      • memory/2932-13-0x00000000010B0000-0x00000000010C5000-memory.dmp

        Filesize

        84KB

      • memory/2932-21-0x00000000010B0000-0x00000000010C5000-memory.dmp

        Filesize

        84KB

      • memory/2932-20-0x00000000010B0000-0x00000000010C5000-memory.dmp

        Filesize

        84KB

      • memory/2932-19-0x00000000010B0000-0x00000000010C5000-memory.dmp

        Filesize

        84KB

      • memory/3092-15-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/3092-9-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/3092-8-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/3308-1-0x0000000000500000-0x0000000000600000-memory.dmp

        Filesize

        1024KB

      • memory/3308-3-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

      • memory/3308-17-0x00000000004D0000-0x00000000004E3000-memory.dmp

        Filesize

        76KB

      • memory/3308-18-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

      • memory/3308-16-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/3308-2-0x00000000004D0000-0x00000000004E3000-memory.dmp

        Filesize

        76KB

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