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Analysis
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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, 03:46
Static task
static1
Behavioral task
behavioral1
Sample
2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe
Resource
win10v2004-20241007-en
General
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Target
2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe
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Size
12.3MB
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MD5
f2bdc578585d0f246e1c7a00b172c541
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SHA1
18844a0e15ba1ede158e432116377713c9217e1f
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SHA256
041bc2517d28c165af6f2d9c307ee80ba34c6841b1523c9e67d81afec2ddf046
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SHA512
db881f6ce3c602af1740eefce4987a4e2c5c7050a479f49e666f8235a63be5ce2edaa6c133bdb77e7a73c85d8cb147f895b725cf42236943a4d76132269f7dd4
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SSDEEP
24576:R6WdLQkyQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQU:4WdLQku
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Tofsee family
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Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 752 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\cfonmsau\ImagePath = "C:\\Windows\\SysWOW64\\cfonmsau\\fncgtraa.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe -
Deletes itself 1 IoCs
pid Process 4820 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 4108 fncgtraa.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4108 set thread context of 4820 4108 fncgtraa.exe 108 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1528 sc.exe 4652 sc.exe 3220 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 -
Program crash 2 IoCs
pid pid_target Process procid_target 4988 2516 WerFault.exe 82 4552 4108 WerFault.exe 98 -
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 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 fncgtraa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_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 netsh.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2516 wrote to memory of 2488 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 84 PID 2516 wrote to memory of 2488 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 84 PID 2516 wrote to memory of 2488 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 84 PID 2516 wrote to memory of 3996 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 86 PID 2516 wrote to memory of 3996 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 86 PID 2516 wrote to memory of 3996 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 86 PID 2516 wrote to memory of 1528 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 88 PID 2516 wrote to memory of 1528 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 88 PID 2516 wrote to memory of 1528 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 88 PID 2516 wrote to memory of 4652 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 92 PID 2516 wrote to memory of 4652 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 92 PID 2516 wrote to memory of 4652 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 92 PID 2516 wrote to memory of 3220 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 94 PID 2516 wrote to memory of 3220 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 94 PID 2516 wrote to memory of 3220 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 94 PID 2516 wrote to memory of 752 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 101 PID 2516 wrote to memory of 752 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 101 PID 2516 wrote to memory of 752 2516 2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe 101 PID 4108 wrote to memory of 4820 4108 fncgtraa.exe 108 PID 4108 wrote to memory of 4820 4108 fncgtraa.exe 108 PID 4108 wrote to memory of 4820 4108 fncgtraa.exe 108 PID 4108 wrote to memory of 4820 4108 fncgtraa.exe 108 PID 4108 wrote to memory of 4820 4108 fncgtraa.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\cfonmsau\2⤵
- System Location Discovery: System Language Discovery
PID:2488
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\fncgtraa.exe" C:\Windows\SysWOW64\cfonmsau\2⤵
- System Location Discovery: System Language Discovery
PID:3996
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create cfonmsau binPath= "C:\Windows\SysWOW64\cfonmsau\fncgtraa.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1528
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description cfonmsau "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4652
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start cfonmsau2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3220
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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:752
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 13002⤵
- Program crash
PID:4988
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C:\Windows\SysWOW64\cfonmsau\fncgtraa.exeC:\Windows\SysWOW64\cfonmsau\fncgtraa.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-28_f2bdc578585d0f246e1c7a00b172c541_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4108 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:4820
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4108 -s 5282⤵
- Program crash
PID:4552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2516 -ip 25161⤵PID:1232
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4108 -ip 41081⤵PID:1196
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
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
10.7MB
MD5d022211c167109405961bd965a5e82f7
SHA15905fe3be1be30f84de41d8caf8e7523a5f0fceb
SHA25631c57ebb2619ba49d14b5c6895d906fd5f5452c77bf5447dd076b22d9dda3dc3
SHA51245fb267aadbd3f536fbdf6e57021fbb26fab588b122e718ed821591fd43b46921da9d92c6ce7ee36dd7d982f9aabc8e45e699ea48988c1bcebf58dc88d6a757e