Overview

overview

10

Static

static

3

2025-01-28...ia.exe

windows7-x64

10

2025-01-28...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/01/2025, 09:29 UTC

Sharing

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General

  • Target

    2025-01-28_55b2bf14613a4eaba102c56e35b48354_mafia.exe

  • Size

    11.9MB

  • MD5

    55b2bf14613a4eaba102c56e35b48354

  • SHA1

    40e400f46bdc4dab10f8e8c98af32ffa8fab298e

  • SHA256

    65746616ce1a98e6c66240aed7eafafc1b00d11b8abbee7dc6adcc8d36d8aebf

  • SHA512

    ea8882e8bf71935d65c5313ebad2ae2a8cb48dd32c5b816bf622879c7b33aa391f93eadf8d02113e2d6feba8d1cb9572c24c2170f08bffc291537b650385576f

  • SSDEEP

    3072:HLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/G:eOMdRQr7OB0ypmMXnl8XEPM3noSWOCf

Score
10/10
tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

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.

    trojantofsee
  • Tofsee family
    tofsee
  • Creates new service(s) 2 TTPs
    persistenceexecution
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    defense_evasion
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • 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.

    persistenceprivilege_escalation
  • 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.

    discovery
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-28_55b2bf14613a4eaba102c56e35b48354_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-28_55b2bf14613a4eaba102c56e35b48354_mafia.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\naulnzrf\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3240
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\iijupqow.exe" C:\Windows\SysWOW64\naulnzrf\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2740
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create naulnzrf binPath= "C:\Windows\SysWOW64\naulnzrf\iijupqow.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-28_55b2bf14613a4eaba102c56e35b48354_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2572
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description naulnzrf "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3580
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start naulnzrf
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:8
    • 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:1076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 1036
      2⤵
      • Program crash
      PID:4484
  • C:\Windows\SysWOW64\naulnzrf\iijupqow.exe
    C:\Windows\SysWOW64\naulnzrf\iijupqow.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-28_55b2bf14613a4eaba102c56e35b48354_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3416
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Sets service image path in registry
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 508
      2⤵
      • Program crash
      PID:3024
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4752 -ip 4752
    1⤵
      PID:5028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3416 -ip 3416
      1⤵
        PID:512

      Network

      • flag-us
        DNS
        232.168.11.51.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        232.168.11.51.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
        69.31.126.40.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        69.31.126.40.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        7.98.51.23.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        7.98.51.23.in-addr.arpa
        IN PTR
        Response
        7.98.51.23.in-addr.arpa
        IN PTR
        a23-51-98-7deploystaticakamaitechnologiescom
      • 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
        20.70.246.20
        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
        52.101.8.49
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.11.0
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.42.0
      • 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
        13.86.106.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        13.86.106.20.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
        98.136.96.76
        mta6.am0.yahoodns.net
        IN A
        67.195.228.109
        mta6.am0.yahoodns.net
        IN A
        67.195.228.110
        mta6.am0.yahoodns.net
        IN A
        67.195.228.94
        mta6.am0.yahoodns.net
        IN A
        67.195.204.74
        mta6.am0.yahoodns.net
        IN A
        98.136.96.74
        mta6.am0.yahoodns.net
        IN A
        98.136.96.77
        mta6.am0.yahoodns.net
        IN A
        67.195.204.73
      • flag-us
        DNS
        200.163.202.172.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        200.163.202.172.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
        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
        142.251.5.26
        smtp.google.com
        IN A
        64.233.184.27
        smtp.google.com
        IN A
        64.233.184.26
        smtp.google.com
        IN A
        142.251.168.26
        smtp.google.com
        IN A
        142.251.168.27
      • flag-us
        DNS
        214.72.21.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        214.72.21.2.in-addr.arpa
        IN PTR
        Response
        214.72.21.2.in-addr.arpa
        IN PTR
        a2-21-72-214deploystaticakamaitechnologiescom
      • flag-us
        DNS
        214.72.21.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        214.72.21.2.in-addr.arpa
        IN PTR
      • 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
        73.144.22.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        73.144.22.2.in-addr.arpa
        IN PTR
        Response
        73.144.22.2.in-addr.arpa
        IN PTR
        a2-22-144-73deploystaticakamaitechnologiescom
      • flag-us
        DNS
        19.229.111.52.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        19.229.111.52.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        209.143.182.52.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        209.143.182.52.in-addr.arpa
        IN PTR
        Response
      • 20.76.201.171:80
        microsoft.com
        svchost.exe
        190 B
         132 B
         4
        3
      • 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
      • 98.136.96.76:25
        mta6.am0.yahoodns.net
        svchost.exe
        260 B
         5
      • 142.251.5.26:25
        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
        232.168.11.51.in-addr.arpa
        dns
        72 B
         158 B
         1
        1

        DNS Request

        232.168.11.51.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
        69.31.126.40.in-addr.arpa
        dns
        71 B
         157 B
         1
        1

        DNS Request

        69.31.126.40.in-addr.arpa

      • 8.8.8.8:53
        7.98.51.23.in-addr.arpa
        dns
        69 B
         131 B
         1
        1

        DNS Request

        7.98.51.23.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

        20.76.201.171
        20.112.250.133
        20.231.239.246
        20.70.246.20
        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
        52.101.8.49
        52.101.11.0
        52.101.42.0

      • 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
        13.86.106.20.in-addr.arpa
        dns
        71 B
         157 B
         1
        1

        DNS Request

        13.86.106.20.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

        98.136.96.76
        67.195.228.109
        67.195.228.110
        67.195.228.94
        67.195.204.74
        98.136.96.74
        98.136.96.77
        67.195.204.73

      • 8.8.8.8:53
        200.163.202.172.in-addr.arpa
        dns
        74 B
         160 B
         1
        1

        DNS Request

        200.163.202.172.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
        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

        142.251.5.26
        64.233.184.27
        64.233.184.26
        142.251.168.26
        142.251.168.27

      • 8.8.8.8:53
        214.72.21.2.in-addr.arpa
        dns
        140 B
         133 B
         2
        1

        DNS Request

        214.72.21.2.in-addr.arpa

        DNS Request

        214.72.21.2.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
        73.144.22.2.in-addr.arpa
        dns
        70 B
         133 B
         1
        1

        DNS Request

        73.144.22.2.in-addr.arpa

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

        DNS Request

        19.229.111.52.in-addr.arpa

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

        DNS Request

        209.143.182.52.in-addr.arpa

      MITRE ATT&CK Enterprise v15

      Reconnaissance

      Resource Development

      Initial Access

      Execution

      System Services

      1
      T1569

      Service Execution

      1
      T1569.002

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Create or Modify System Process

      2
      T1543

      Windows Service

      2
      T1543.003

      Event Triggered Execution

      1
      T1546

      Netsh Helper DLL

      1
      T1546.007

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Create or Modify System Process

      2
      T1543

      Windows Service

      2
      T1543.003

      Event Triggered Execution

      1
      T1546

      Netsh Helper DLL

      1
      T1546.007

      Defense Evasion

      Impair Defenses

      1
      T1562

      Disable or Modify System Firewall

      1
      T1562.004

      Modify Registry

      1
      T1112

      Credential Access

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      System Location Discovery

      1
      T1614

      System Language Discovery

      1
      T1614.001

      Lateral Movement

      Collection

      Command and Control

      Exfiltration

      Impact

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\iijupqow.exe
        Filesize

        11.2MB

        MD5

        656151d7b13ba2ca91b1068f35a0b161

        SHA1

        52385f5a0499a8b4be6d2c3b9305d72119017d25

        SHA256

        c99aab6339a6b84a0f94576d9ec4eaf553472a23f75bb6ea03ab96d459790bf6

        SHA512

        76d6d04241c65af9a4ab597524eca12a738cf988e8ace6ffcf7810f3e1a0e810240914adac68b3e17e786575920fcef1ced9229b9c11e5c391355e9743ae4a3e

        Download Submit

      • memory/788-14-0x0000000000E00000-0x0000000000E15000-memory.dmp

        Filesize

        84KB

        Download

      • memory/788-17-0x0000000000E00000-0x0000000000E15000-memory.dmp

        Filesize

        84KB

        Download

      • memory/788-16-0x0000000000E00000-0x0000000000E15000-memory.dmp

        Filesize

        84KB

        Download

      • memory/3416-13-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/3416-11-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/3416-12-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/3416-19-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/4752-9-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/4752-8-0x00000000004D0000-0x00000000004E3000-memory.dmp

        Filesize

        76KB

        Download

      • memory/4752-1-0x0000000000500000-0x0000000000600000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/4752-7-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/4752-3-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/4752-2-0x00000000004D0000-0x00000000004E3000-memory.dmp

        Filesize

        76KB

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