Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-01-2025 19:20

General

  • Target

    2025-01-22_5fc6786146b94ac898b3f92178c12f8c_mafia.exe

  • Size

    11.9MB

  • MD5

    5fc6786146b94ac898b3f92178c12f8c

  • SHA1

    f651866837921e7f955b37e635a3fcc022f6cccd

  • SHA256

    c0275dcc143dd32ff138155b06709f06db01aa6e9c67789e3eb71eda6c434592

  • SHA512

    ba10b4fb2ddc346c6ccc96c40bb8c5f04e9a7411ab74e5bbaf1084352ad531ba3c03037a2b2522084516b13a78fd08f3691fd901a70a0a9071045ee66b4c242a

  • SSDEEP

    6144:kLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQI:5TYe+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\2025-01-22_5fc6786146b94ac898b3f92178c12f8c_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-22_5fc6786146b94ac898b3f92178c12f8c_mafia.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:64
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ldwuewjj\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4812
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\mdljtovj.exe" C:\Windows\SysWOW64\ldwuewjj\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1976
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create ldwuewjj binPath= "C:\Windows\SysWOW64\ldwuewjj\mdljtovj.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-22_5fc6786146b94ac898b3f92178c12f8c_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4092
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description ldwuewjj "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3168
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start ldwuewjj
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:756
    • 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:1836
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 64 -s 772
      2⤵
      • Program crash
      PID:2272
  • C:\Windows\SysWOW64\ldwuewjj\mdljtovj.exe
    C:\Windows\SysWOW64\ldwuewjj\mdljtovj.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-22_5fc6786146b94ac898b3f92178c12f8c_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5012
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Sets service image path in registry
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2336
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 532
      2⤵
      • Program crash
      PID:3016
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 64 -ip 64
    1⤵
      PID:3852
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 5012 -ip 5012
      1⤵
        PID:1452

      Network

      • flag-us
        DNS
        133.211.185.52.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        133.211.185.52.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        68.32.126.40.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        68.32.126.40.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        3.108.50.23.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        3.108.50.23.in-addr.arpa
        IN PTR
        Response
        3.108.50.23.in-addr.arpa
        IN PTR
        a23-50-108-3deploystaticakamaitechnologiescom
      • flag-us
        DNS
        microsoft.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        microsoft.com
        IN A
        Response
        microsoft.com
        IN A
        20.70.246.20
        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
      • 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
        52.101.40.26
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.11.0
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.8.49
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.42.0
      • flag-us
        DNS
        20.246.70.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        20.246.70.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        149.220.183.52.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        149.220.183.52.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
        67.195.204.72
        mta6.am0.yahoodns.net
        IN A
        98.136.96.74
        mta6.am0.yahoodns.net
        IN A
        67.195.204.79
        mta6.am0.yahoodns.net
        IN A
        67.195.204.73
        mta6.am0.yahoodns.net
        IN A
        67.195.204.74
        mta6.am0.yahoodns.net
        IN A
        67.195.228.94
        mta6.am0.yahoodns.net
        IN A
        98.136.96.91
        mta6.am0.yahoodns.net
        IN A
        67.195.228.111
      • flag-us
        DNS
        50.23.12.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        50.23.12.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        206.23.85.13.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        206.23.85.13.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        172.210.232.199.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        172.210.232.199.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
        66.102.1.26
        smtp.google.com
        IN A
        142.250.110.27
        smtp.google.com
        IN A
        66.102.1.27
        smtp.google.com
        IN A
        142.250.110.26
        smtp.google.com
        IN A
        142.251.168.26
      • flag-us
        DNS
        172.214.232.199.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        172.214.232.199.in-addr.arpa
        IN PTR
        Response
      • 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
        134.130.81.91.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        134.130.81.91.in-addr.arpa
        IN PTR
        Response
      • 20.70.246.20:80
        microsoft.com
        svchost.exe
        190 B
        92 B
        4
        2
      • 52.101.40.26:25
        microsoft-com.mail.protection.outlook.com
        svchost.exe
        260 B
        5
      • 43.231.4.7:443
        svchost.exe
        260 B
        5
      • 67.195.204.72:25
        mta6.am0.yahoodns.net
        svchost.exe
        260 B
        5
      • 66.102.1.26:25
        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
        133.211.185.52.in-addr.arpa
        dns
        73 B
        147 B
        1
        1

        DNS Request

        133.211.185.52.in-addr.arpa

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

        DNS Request

        68.32.126.40.in-addr.arpa

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

        DNS Request

        3.108.50.23.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

        20.70.246.20
        20.76.201.171
        20.112.250.133
        20.231.239.246
        20.236.44.162

      • 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

        52.101.40.26
        52.101.11.0
        52.101.8.49
        52.101.42.0

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

        DNS Request

        20.246.70.20.in-addr.arpa

      • 8.8.8.8:53
        149.220.183.52.in-addr.arpa
        dns
        73 B
        147 B
        1
        1

        DNS Request

        149.220.183.52.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

        67.195.204.72
        98.136.96.74
        67.195.204.79
        67.195.204.73
        67.195.204.74
        67.195.228.94
        98.136.96.91
        67.195.228.111

      • 8.8.8.8:53
        50.23.12.20.in-addr.arpa
        dns
        70 B
        156 B
        1
        1

        DNS Request

        50.23.12.20.in-addr.arpa

      • 8.8.8.8:53
        206.23.85.13.in-addr.arpa
        dns
        71 B
        145 B
        1
        1

        DNS Request

        206.23.85.13.in-addr.arpa

      • 8.8.8.8:53
        172.210.232.199.in-addr.arpa
        dns
        74 B
        128 B
        1
        1

        DNS Request

        172.210.232.199.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

        66.102.1.26
        142.250.110.27
        66.102.1.27
        142.250.110.26
        142.251.168.26

      • 8.8.8.8:53
        172.214.232.199.in-addr.arpa
        dns
        74 B
        128 B
        1
        1

        DNS Request

        172.214.232.199.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
        134.130.81.91.in-addr.arpa
        dns
        72 B
        147 B
        1
        1

        DNS Request

        134.130.81.91.in-addr.arpa

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        10.2MB

        MD5

        ade23755115c46485d6c071a6ed42eb2

        SHA1

        3c24c542259952919226c0b94590adee70204da1

        SHA256

        b65761f56b6349ccc2b381aac86a5efb5ae6b5a308419cf99336dca04a0ed30f

        SHA512

        2708d0ab84d5d23af6c56d3be1bd22ea39e83792a02351a8ba19b880c5e5d5ff53f8ae32c54896ae2bde36bcc7babc2b374a30f2a468d0b859b94d13c25988f6

      • memory/64-15-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

      • memory/64-2-0x0000000000510000-0x0000000000523000-memory.dmp

        Filesize

        76KB

      • memory/64-3-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

      • memory/64-13-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/64-14-0x0000000000510000-0x0000000000523000-memory.dmp

        Filesize

        76KB

      • memory/64-1-0x0000000000660000-0x0000000000760000-memory.dmp

        Filesize

        1024KB

      • memory/2336-11-0x0000000000BD0000-0x0000000000BE5000-memory.dmp

        Filesize

        84KB

      • memory/2336-18-0x0000000000BD0000-0x0000000000BE5000-memory.dmp

        Filesize

        84KB

      • memory/2336-19-0x0000000000BD0000-0x0000000000BE5000-memory.dmp

        Filesize

        84KB

      • memory/5012-8-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/5012-17-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/5012-9-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/5012-10-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      We care about your privacy.

      This website stores cookies on your computer. These cookies are used to improve your website experience and provide more personalized services to you, both on this website and through other media. To find out more about the cookies we use, see our Privacy Policy.