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
    144s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/02/2025, 19:48 UTC

Sharing

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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

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
  • Windows security bypass 2 TTPs 1 IoCs
    defense_evasiontrojan
  • 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
  • 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
  • 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 30 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⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\lucizypk\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1040
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\egzkrznd.exe" C:\Windows\SysWOW64\lucizypk\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1672
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create lucizypk binPath= "C:\Windows\SysWOW64\lucizypk\egzkrznd.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:2548
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description lucizypk "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2424
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start lucizypk
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2144
    • 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:2812
  • C:\Windows\SysWOW64\lucizypk\egzkrznd.exe
    C:\Windows\SysWOW64\lucizypk\egzkrznd.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:2788
    • 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:2928

Network

  • 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
    20.231.239.246
    microsoft.com
    IN A
    20.112.250.133
    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
    52.101.8.49
    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
    52.101.42.0
  • 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
    67.195.204.72
    mta6.am0.yahoodns.net
    IN A
    67.195.204.73
    mta6.am0.yahoodns.net
    IN A
    98.136.96.91
    mta6.am0.yahoodns.net
    IN A
    67.195.204.79
    mta6.am0.yahoodns.net
    IN A
    67.195.228.106
    mta6.am0.yahoodns.net
    IN A
    98.136.96.77
    mta6.am0.yahoodns.net
    IN A
    98.136.96.74
  • 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
    142.251.173.26
    smtp.google.com
    IN A
    142.251.173.27
    smtp.google.com
    IN A
    64.233.184.27
    smtp.google.com
    IN A
    74.125.206.26
    smtp.google.com
    IN A
    64.233.184.26
  • 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
  • 20.76.201.171:80
    microsoft.com
    svchost.exe
    190 B
     132 B
     4
    3
  • 52.101.8.49:25
    microsoft-com.mail.protection.outlook.com
    svchost.exe
    152 B
     3
  • 43.231.4.7:443
    svchost.exe
    152 B
     3
  • 98.136.96.76:25
    mta6.am0.yahoodns.net
    svchost.exe
    152 B
     3
  • 142.251.173.26:25
    smtp.google.com
    svchost.exe
    152 B
     3
  • 43.231.4.7:443
    svchost.exe
    152 B
     3
  • 94.100.180.31:25
    mxs.mail.ru
    svchost.exe
    152 B
     3
  • 43.231.4.7:443
    svchost.exe
    152 B
     3
  • 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
    20.231.239.246
    20.112.250.133
    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

    52.101.8.49
    52.101.40.26
    52.101.11.0
    52.101.42.0

  • 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
    67.195.204.72
    67.195.204.73
    98.136.96.91
    67.195.204.79
    67.195.228.106
    98.136.96.77
    98.136.96.74

  • 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

    142.251.173.26
    142.251.173.27
    64.233.184.27
    74.125.206.26
    64.233.184.26

  • 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

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

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

2
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

    13.0MB

    MD5

    675d8fd14d889dfa7379ee4ec1e64d2e

    SHA1

    984f197360b33d8cf223744064859be9190844c6

    SHA256

    2459946d4855c78a5ea4b219c26870d89fdb7da6707cbca1547283080169c07f

    SHA512

    2f1a8fee67aa602c26c6d2113cace5d97fb68039f73cca83bf0424a9c7189ab447b58df7c7889192e75c45bfb99ba37a111d3c71fe6e1829d85d483177c29737

    Download Submit

  • memory/2168-7-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download

  • memory/2168-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2168-2-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2168-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2168-8-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2168-1-0x0000000000630000-0x0000000000730000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2788-15-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download

  • memory/2928-11-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2928-14-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2928-17-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2928-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2928-18-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

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