Analysis
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max time kernel
147s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
31-01-2025 19:52
Static task
static1
Behavioral task
behavioral1
Sample
2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe
Resource
win10v2004-20250129-en
General
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Target
2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe
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Size
12.4MB
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MD5
35d3b58bc47cf0fbbe92b17ef7c2a278
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SHA1
05093f1a1d9c8c53a92e08d297ef86dec093201c
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SHA256
75a857069aaef2b13e4faac2eaf67423fa9f58e65246dddbc075be0e140efc95
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SHA512
32d770ff08e03312aebbfa75ba9b797d26e7c7c692ab29966e206a1f5b42ac14fd32eac5f25fac0b8ee51ec49503444d0a25605694995ebc73880b37bcb92a6d
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SSDEEP
6144:bLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQ4:wTYe+D2jFu+iZoUFhAz
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Tofsee family
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Windows security bypass 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\wmrysejj = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2812 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wmrysejj\ImagePath = "C:\\Windows\\SysWOW64\\wmrysejj\\snrjzkmk.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 3040 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2820 snrjzkmk.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2820 set thread context of 3040 2820 snrjzkmk.exe 43 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 868 sc.exe 2808 sc.exe 2916 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language snrjzkmk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 1924 wrote to memory of 2312 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 30 PID 1924 wrote to memory of 2312 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 30 PID 1924 wrote to memory of 2312 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 30 PID 1924 wrote to memory of 2312 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 30 PID 1924 wrote to memory of 2748 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 32 PID 1924 wrote to memory of 2748 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 32 PID 1924 wrote to memory of 2748 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 32 PID 1924 wrote to memory of 2748 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 32 PID 1924 wrote to memory of 868 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 34 PID 1924 wrote to memory of 868 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 34 PID 1924 wrote to memory of 868 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 34 PID 1924 wrote to memory of 868 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 34 PID 1924 wrote to memory of 2808 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 36 PID 1924 wrote to memory of 2808 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 36 PID 1924 wrote to memory of 2808 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 36 PID 1924 wrote to memory of 2808 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 36 PID 1924 wrote to memory of 2916 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 38 PID 1924 wrote to memory of 2916 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 38 PID 1924 wrote to memory of 2916 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 38 PID 1924 wrote to memory of 2916 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 38 PID 1924 wrote to memory of 2812 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 41 PID 1924 wrote to memory of 2812 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 41 PID 1924 wrote to memory of 2812 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 41 PID 1924 wrote to memory of 2812 1924 2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe 41 PID 2820 wrote to memory of 3040 2820 snrjzkmk.exe 43 PID 2820 wrote to memory of 3040 2820 snrjzkmk.exe 43 PID 2820 wrote to memory of 3040 2820 snrjzkmk.exe 43 PID 2820 wrote to memory of 3040 2820 snrjzkmk.exe 43 PID 2820 wrote to memory of 3040 2820 snrjzkmk.exe 43 PID 2820 wrote to memory of 3040 2820 snrjzkmk.exe 43
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wmrysejj\2⤵
- System Location Discovery: System Language Discovery
PID:2312
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\snrjzkmk.exe" C:\Windows\SysWOW64\wmrysejj\2⤵
- System Location Discovery: System Language Discovery
PID:2748
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create wmrysejj binPath= "C:\Windows\SysWOW64\wmrysejj\snrjzkmk.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:868
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description wmrysejj "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2808
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start wmrysejj2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2916
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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>nul2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2812
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C:\Windows\SysWOW64\wmrysejj\snrjzkmk.exeC:\Windows\SysWOW64\wmrysejj\snrjzkmk.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-31_35d3b58bc47cf0fbbe92b17ef7c2a278_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:3040
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
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Downloads
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Filesize
10.2MB
MD5ade23755115c46485d6c071a6ed42eb2
SHA13c24c542259952919226c0b94590adee70204da1
SHA256b65761f56b6349ccc2b381aac86a5efb5ae6b5a308419cf99336dca04a0ed30f
SHA5122708d0ab84d5d23af6c56d3be1bd22ea39e83792a02351a8ba19b880c5e5d5ff53f8ae32c54896ae2bde36bcc7babc2b374a30f2a468d0b859b94d13c25988f6