Overview

overview

10

Static

static

3

2025-02-01...ia.exe

windows7-x64

10

2025-02-01...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    130s
  • 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, 19:51 UTC

Sharing

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General

  • Target

    2025-02-01_0e4cf35ce4e14fa62e86c323da9aa4ca_mafia.exe

  • Size

    15.0MB

  • MD5

    0e4cf35ce4e14fa62e86c323da9aa4ca

  • SHA1

    2f61f468f6adf7d5849b7635d125a6fd2c4fbb0a

  • SHA256

    a34fc505581c9d2d8792539af0035776ff2010b061560cc5551844cd927d2733

  • SHA512

    a48d0311381a78ced1dd0c5d1548d83b51d3caa42564124a8bab2c07e3c75ce0c90c50207df4d4a4454138ac4197cb2f3fc5f8f4c36ec47763630edfc7b7e780

  • SSDEEP

    24576:NEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZh:2fot

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\2025-02-01_0e4cf35ce4e14fa62e86c323da9aa4ca_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-01_0e4cf35ce4e14fa62e86c323da9aa4ca_mafia.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4416
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\bhbpgbgp\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1516
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\tfesdnvp.exe" C:\Windows\SysWOW64\bhbpgbgp\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:220
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create bhbpgbgp binPath= "C:\Windows\SysWOW64\bhbpgbgp\tfesdnvp.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-01_0e4cf35ce4e14fa62e86c323da9aa4ca_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1476
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description bhbpgbgp "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1308
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start bhbpgbgp
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1784
    • 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:4604
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1300
      2⤵
      • Program crash
      PID:2556
  • C:\Windows\SysWOW64\bhbpgbgp\tfesdnvp.exe
    C:\Windows\SysWOW64\bhbpgbgp\tfesdnvp.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-01_0e4cf35ce4e14fa62e86c323da9aa4ca_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3468
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Sets service image path in registry
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 512
      2⤵
      • Program crash
      PID:4048
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4416 -ip 4416
    1⤵
      PID:4424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3468 -ip 3468
      1⤵
        PID:664

      Network

      • flag-us
        DNS
        136.32.126.40.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        136.32.126.40.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        85.49.80.91.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        85.49.80.91.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        26.35.223.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        26.35.223.20.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
        20.70.246.20
        microsoft.com
        IN A
        20.76.201.171
        microsoft.com
        IN A
        20.231.239.246
        microsoft.com
        IN A
        20.112.250.133
        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
        52.101.8.49
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.42.0
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.11.0
        microsoft-com.mail.protection.outlook.com
        IN A
        52.101.40.26
      • 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
        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
        yahoo.com
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        yahoo.com
        IN MX
        Response
        yahoo.com
        IN MX
        mta7am0yahoodnsnet
        yahoo.com
        IN MX
        mta6�.
        yahoo.com
        IN MX
        mta5�.
      • flag-us
        DNS
        mta7.am0.yahoodns.net
        svchost.exe
        Remote address:
        8.8.8.8:53
        Request
        mta7.am0.yahoodns.net
        IN A
        Response
        mta7.am0.yahoodns.net
        IN A
        67.195.204.79
        mta7.am0.yahoodns.net
        IN A
        67.195.228.106
        mta7.am0.yahoodns.net
        IN A
        67.195.228.109
        mta7.am0.yahoodns.net
        IN A
        67.195.204.73
        mta7.am0.yahoodns.net
        IN A
        67.195.228.110
        mta7.am0.yahoodns.net
        IN A
        67.195.228.94
        mta7.am0.yahoodns.net
        IN A
        67.195.204.77
        mta7.am0.yahoodns.net
        IN A
        98.136.96.91
      • flag-us
        DNS
        241.42.69.40.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        241.42.69.40.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        167.190.18.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        167.190.18.2.in-addr.arpa
        IN PTR
        Response
        167.190.18.2.in-addr.arpa
        IN PTR
        a2-18-190-167deploystaticakamaitechnologiescom
      • 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
        74.125.206.26
        smtp.google.com
        IN A
        64.233.184.27
        smtp.google.com
        IN A
        142.251.173.26
        smtp.google.com
        IN A
        142.251.173.27
        smtp.google.com
        IN A
        64.233.184.26
      • 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
        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
        217.69.139.150
        mxs.mail.ru
        IN A
        94.100.180.31
      • flag-us
        DNS
        86.49.80.91.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        86.49.80.91.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        86.49.80.91.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        86.49.80.91.in-addr.arpa
        IN PTR
      • flag-us
        DNS
        86.49.80.91.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        86.49.80.91.in-addr.arpa
        IN PTR
      • flag-us
        DNS
        43.229.111.52.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        43.229.111.52.in-addr.arpa
        IN PTR
        Response
      • 20.70.246.20:80
        microsoft.com
        svchost.exe
        190 B
         132 B
         4
        3
      • 52.101.8.49:25
        microsoft-com.mail.protection.outlook.com
        svchost.exe
        260 B
         5
      • 43.231.4.7:443
        svchost.exe
        260 B
         5
      • 67.195.204.79:25
        mta7.am0.yahoodns.net
        svchost.exe
        260 B
         5
      • 74.125.206.26:25
        smtp.google.com
        svchost.exe
        260 B
         5
      • 43.231.4.7:443
        svchost.exe
        260 B
         5
      • 217.69.139.150:25
        mxs.mail.ru
        svchost.exe
        260 B
         5
      • 43.231.4.7:443
        svchost.exe
        260 B
         5
      • 8.8.8.8:53
        136.32.126.40.in-addr.arpa
        dns
        72 B
         158 B
         1
        1

        DNS Request

        136.32.126.40.in-addr.arpa

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

        DNS Request

        85.49.80.91.in-addr.arpa

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

        DNS Request

        26.35.223.20.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

        20.70.246.20
        20.76.201.171
        20.231.239.246
        20.112.250.133
        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

        52.101.8.49
        52.101.42.0
        52.101.11.0
        52.101.40.26

      • 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
        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
        yahoo.com
        dns
        svchost.exe
        55 B
         134 B
         1
        1

        DNS Request

        yahoo.com

      • 8.8.8.8:53
        mta7.am0.yahoodns.net
        dns
        svchost.exe
        67 B
         195 B
         1
        1

        DNS Request

        mta7.am0.yahoodns.net

        DNS Response

        67.195.204.79
        67.195.228.106
        67.195.228.109
        67.195.204.73
        67.195.228.110
        67.195.228.94
        67.195.204.77
        98.136.96.91

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

        DNS Request

        241.42.69.40.in-addr.arpa

      • 8.8.8.8:53
        167.190.18.2.in-addr.arpa
        dns
        71 B
         135 B
         1
        1

        DNS Request

        167.190.18.2.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

        74.125.206.26
        64.233.184.27
        142.251.173.26
        142.251.173.27
        64.233.184.26

      • 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
        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

        217.69.139.150
        94.100.180.31

      • 8.8.8.8:53
        86.49.80.91.in-addr.arpa
        dns
        210 B
         145 B
         3
        1

        DNS Request

        86.49.80.91.in-addr.arpa

        DNS Request

        86.49.80.91.in-addr.arpa

        DNS Request

        86.49.80.91.in-addr.arpa

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

        DNS Request

        43.229.111.52.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\tfesdnvp.exe
        Filesize

        11.6MB

        MD5

        855a74420e97072e7f0a346406f3d7a1

        SHA1

        3a5981ee19b4e743189c4bc9112679ec95d96570

        SHA256

        857471f59e9021110576b2b0b7dd923ac83a013df797524451fbcd7e7bc1e9e8

        SHA512

        36fca540b95d01fb8fa2d7eca8c11912e180a8759e125ff5a0f8fc7130dd5a5f200e20100c048e28ba1ed7e171edbebe221c6d2beb4233d9ebde01c859023518

        Download Submit

      • memory/2944-14-0x0000000000E50000-0x0000000000E65000-memory.dmp

        Filesize

        84KB

        Download

      • memory/2944-17-0x0000000000E50000-0x0000000000E65000-memory.dmp

        Filesize

        84KB

        Download

      • memory/2944-16-0x0000000000E50000-0x0000000000E65000-memory.dmp

        Filesize

        84KB

        Download

      • memory/3468-13-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/3468-12-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/3468-11-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/3468-18-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/4416-9-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/4416-7-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

        Download

      • memory/4416-1-0x00000000006D0000-0x00000000007D0000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/4416-8-0x0000000000520000-0x0000000000533000-memory.dmp

        Filesize

        76KB

        Download

      • memory/4416-3-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/4416-2-0x0000000000520000-0x0000000000533000-memory.dmp

        Filesize

        76KB

        Download

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