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Analysis
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max time kernel
141s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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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Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4112 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\usktemoi\ImagePath = "C:\\Windows\\SysWOW64\\usktemoi\\nqwqfqbh.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe -
Deletes itself 1 IoCs
pid Process 3964 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 1920 nqwqfqbh.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1920 set thread context of 3964 1920 nqwqfqbh.exe 101 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 472 sc.exe 924 sc.exe 624 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 3312 3012 WerFault.exe 82 820 1920 WerFault.exe 94 -
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 svchost.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 cmd.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 nqwqfqbh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 3012 wrote to memory of 4540 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 84 PID 3012 wrote to memory of 4540 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 84 PID 3012 wrote to memory of 4540 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 84 PID 3012 wrote to memory of 4660 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 86 PID 3012 wrote to memory of 4660 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 86 PID 3012 wrote to memory of 4660 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 86 PID 3012 wrote to memory of 472 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 88 PID 3012 wrote to memory of 472 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 88 PID 3012 wrote to memory of 472 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 88 PID 3012 wrote to memory of 924 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 90 PID 3012 wrote to memory of 924 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 90 PID 3012 wrote to memory of 924 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 90 PID 3012 wrote to memory of 624 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 92 PID 3012 wrote to memory of 624 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 92 PID 3012 wrote to memory of 624 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 92 PID 3012 wrote to memory of 4112 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 95 PID 3012 wrote to memory of 4112 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 95 PID 3012 wrote to memory of 4112 3012 2024-12-27_bf0482b484090d1a7804ebb245a98bb1_mafia.exe 95 PID 1920 wrote to memory of 3964 1920 nqwqfqbh.exe 101 PID 1920 wrote to memory of 3964 1920 nqwqfqbh.exe 101 PID 1920 wrote to memory of 3964 1920 nqwqfqbh.exe 101 PID 1920 wrote to memory of 3964 1920 nqwqfqbh.exe 101 PID 1920 wrote to memory of 3964 1920 nqwqfqbh.exe 101
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⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\usktemoi\2⤵
- System Location Discovery: System Language Discovery
PID:4540
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\nqwqfqbh.exe" C:\Windows\SysWOW64\usktemoi\2⤵
- System Location Discovery: System Language Discovery
PID:4660
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create usktemoi binPath= "C:\Windows\SysWOW64\usktemoi\nqwqfqbh.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:472
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description usktemoi "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:924
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start usktemoi2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:624
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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:4112
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 12042⤵
- Program crash
PID:3312
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C:\Windows\SysWOW64\usktemoi\nqwqfqbh.exeC:\Windows\SysWOW64\usktemoi\nqwqfqbh.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:1920 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:3964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 5082⤵
- Program crash
PID:820
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3012 -ip 30121⤵PID:4396
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1920 -ip 19201⤵PID:2068
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
10.3MB
MD56430f657f348909da51eec4054e509c9
SHA1484579702bc414420f1f12749733a0dd7075efb1
SHA25688258ffcb140f07573564924db08602730922cc7cba1d0734d493654dd17d5b7
SHA51221408a8dc2fd0899cacf346058be1361a1283a122735c024904a5b61825a2f09537e107f694d14f99dcb0fc2dd8c36c8a397e26a67c4322659842581ee989c16