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Analysis
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max time kernel
144s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
02/02/2025, 00:51
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe
Resource
win10v2004-20250129-en
General
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Target
2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe
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Size
11.4MB
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MD5
1fd39ea0fb754241ec179ae2975708ff
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SHA1
a869c4b2113ba693ce6318d45b4c9ccc975d322d
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SHA256
c51a7e68b13cd19ac5f8018136be3dd56b72fd5eb2f441753bb760c5494ac8ec
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SHA512
f223cfa23e0546b6757880ad92ff28dbdf161641b7853291f61067e27b098e3cdc02d4985054bed89afbba2a939414153f0a7b1b88dad86147442632106be212
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SSDEEP
24576:26WdLQkyQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQI:3WdLQk
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\ryfrcdkn = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2628 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ryfrcdkn\ImagePath = "C:\\Windows\\SysWOW64\\ryfrcdkn\\sedrcmuo.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2652 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2680 sedrcmuo.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2680 set thread context of 2652 2680 sedrcmuo.exe 43 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2656 sc.exe 1604 sc.exe 2344 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 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sedrcmuo.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2832 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 31 PID 2112 wrote to memory of 2832 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 31 PID 2112 wrote to memory of 2832 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 31 PID 2112 wrote to memory of 2832 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 31 PID 2112 wrote to memory of 2740 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 33 PID 2112 wrote to memory of 2740 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 33 PID 2112 wrote to memory of 2740 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 33 PID 2112 wrote to memory of 2740 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 33 PID 2112 wrote to memory of 1604 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 35 PID 2112 wrote to memory of 1604 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 35 PID 2112 wrote to memory of 1604 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 35 PID 2112 wrote to memory of 1604 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 35 PID 2112 wrote to memory of 2344 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 37 PID 2112 wrote to memory of 2344 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 37 PID 2112 wrote to memory of 2344 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 37 PID 2112 wrote to memory of 2344 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 37 PID 2112 wrote to memory of 2656 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 39 PID 2112 wrote to memory of 2656 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 39 PID 2112 wrote to memory of 2656 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 39 PID 2112 wrote to memory of 2656 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 39 PID 2112 wrote to memory of 2628 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 42 PID 2112 wrote to memory of 2628 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 42 PID 2112 wrote to memory of 2628 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 42 PID 2112 wrote to memory of 2628 2112 2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe 42 PID 2680 wrote to memory of 2652 2680 sedrcmuo.exe 43 PID 2680 wrote to memory of 2652 2680 sedrcmuo.exe 43 PID 2680 wrote to memory of 2652 2680 sedrcmuo.exe 43 PID 2680 wrote to memory of 2652 2680 sedrcmuo.exe 43 PID 2680 wrote to memory of 2652 2680 sedrcmuo.exe 43 PID 2680 wrote to memory of 2652 2680 sedrcmuo.exe 43
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ryfrcdkn\2⤵
- System Location Discovery: System Language Discovery
PID:2832
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\sedrcmuo.exe" C:\Windows\SysWOW64\ryfrcdkn\2⤵
- System Location Discovery: System Language Discovery
PID:2740
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create ryfrcdkn binPath= "C:\Windows\SysWOW64\ryfrcdkn\sedrcmuo.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1604
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description ryfrcdkn "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2344
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start ryfrcdkn2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2656
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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:2628
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C:\Windows\SysWOW64\ryfrcdkn\sedrcmuo.exeC:\Windows\SysWOW64\ryfrcdkn\sedrcmuo.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-02_1fd39ea0fb754241ec179ae2975708ff_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2680 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2652
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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
14.5MB
MD545dc65d3b8f2d8179d1ce6576a624943
SHA15ea33094a417f9612db0839a8e18277f21de138f
SHA2566f29cb6d5331e3d72f37ec8676e13273bb9f1d0479513f0f0b585a5a187b10ef
SHA512079ebb346a90edc760c18bd289b711d55f7d8d345e29fa79728bfb18c91f1a546d13ed4043f4583c01c999a018321b62ca28a5bb83dc7e744f469fd5cff5c11e