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Analysis
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max time kernel
145s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
27/12/2024, 20:40
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe
Resource
win10v2004-20241007-en
General
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Target
2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe
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Size
12.1MB
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MD5
bf0482b484090d1a7804ebb245a98bb1
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SHA1
9bde15de16971320eb45314538f3916547f85e4c
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SHA256
7361cc6e57468a8f812fb6174a3ca3081d136942c82a2cf6250e8eabdb9b0aee
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SHA512
cd6d9cf4d3a89a93f1274b2e85ce54f396c6aa3b573c93b8b30cbac6e229915b39c714d14befbf1e91a93abbac9aeec8cf589972665e1d32c60cea1da9c5b310
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SSDEEP
3072:/LBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:2OMdRQr7OB0ypmMXnl8XEPM3noSWOC
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Tofsee family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\oysggfmi = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 484 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\oysggfmi\ImagePath = "C:\\Windows\\SysWOW64\\oysggfmi\\cexipxlb.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2492 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2724 cexipxlb.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2724 set thread context of 2492 2724 cexipxlb.exe 41 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2988 sc.exe 2716 sc.exe 2672 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 queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key opened \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 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cexipxlb.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 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 2952 wrote to memory of 2392 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 30 PID 2952 wrote to memory of 2392 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 30 PID 2952 wrote to memory of 2392 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 30 PID 2952 wrote to memory of 2392 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 30 PID 2952 wrote to memory of 2964 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 32 PID 2952 wrote to memory of 2964 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 32 PID 2952 wrote to memory of 2964 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 32 PID 2952 wrote to memory of 2964 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 32 PID 2952 wrote to memory of 2988 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 34 PID 2952 wrote to memory of 2988 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 34 PID 2952 wrote to memory of 2988 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 34 PID 2952 wrote to memory of 2988 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 34 PID 2952 wrote to memory of 2716 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 36 PID 2952 wrote to memory of 2716 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 36 PID 2952 wrote to memory of 2716 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 36 PID 2952 wrote to memory of 2716 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 36 PID 2952 wrote to memory of 2672 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 38 PID 2952 wrote to memory of 2672 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 38 PID 2952 wrote to memory of 2672 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 38 PID 2952 wrote to memory of 2672 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 38 PID 2724 wrote to memory of 2492 2724 cexipxlb.exe 41 PID 2724 wrote to memory of 2492 2724 cexipxlb.exe 41 PID 2724 wrote to memory of 2492 2724 cexipxlb.exe 41 PID 2724 wrote to memory of 2492 2724 cexipxlb.exe 41 PID 2724 wrote to memory of 2492 2724 cexipxlb.exe 41 PID 2724 wrote to memory of 2492 2724 cexipxlb.exe 41 PID 2952 wrote to memory of 484 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 42 PID 2952 wrote to memory of 484 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 42 PID 2952 wrote to memory of 484 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 42 PID 2952 wrote to memory of 484 2952 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2952 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\oysggfmi\2⤵
- System Location Discovery: System Language Discovery
PID:2392
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\cexipxlb.exe" C:\Windows\SysWOW64\oysggfmi\2⤵
- System Location Discovery: System Language Discovery
PID:2964
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create oysggfmi binPath= "C:\Windows\SysWOW64\oysggfmi\cexipxlb.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2988
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description oysggfmi "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2716
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start oysggfmi2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2672
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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:484
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C:\Windows\SysWOW64\oysggfmi\cexipxlb.exeC:\Windows\SysWOW64\oysggfmi\cexipxlb.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2492
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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
MD510a847cf732d4b09d0f4ed2cf9e3f366
SHA1ab17a2871d472a67d49beab1b21e0932e4f5d2b5
SHA2569c317f43e6ffb7ea959352573828f7f5398866eefb0a4b7294a7480ba6b20b31
SHA5128255349528f388a520d3333eca762078869e39b71843c19fb4699f5201367ff9686f2dfed184aabb50149c498bb2e8905ff05177aacf4a781c9514a6532033bc