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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
22/12/2024, 20:03
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe
Resource
win10v2004-20241007-en
General
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Target
2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe
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Size
14.8MB
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MD5
b82fd7f8c53a08352f6a9b9334e91beb
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SHA1
1706f756e43a88d305fa8ef491e5d71b8505c3cc
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SHA256
d7fe9f760dfce3b7a6b53e5159d3b7af53cf7c1041af9bbb9f1e335d9946d74e
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SHA512
3e0abd797ac7aaef9861a7ff397d1370956fafc51839bc98aaea524d4c9853d13e91119ee24ce2eb9b6a99d2b476defa1a0995bd655b3468a20aab713604002d
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SSDEEP
3072:wLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:NOMdRQr7OB0ypmMXnl8XEPM3noSWOC
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\exabolb = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2716 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\exabolb\ImagePath = "C:\\Windows\\SysWOW64\\exabolb\\nhhyjsjl.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2028 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2880 nhhyjsjl.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2880 set thread context of 2028 2880 nhhyjsjl.exe 41 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2928 sc.exe 2888 sc.exe 2988 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 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nhhyjsjl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.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 -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2952 wrote to memory of 2796 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 30 PID 2952 wrote to memory of 2796 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 30 PID 2952 wrote to memory of 2796 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 30 PID 2952 wrote to memory of 2796 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 30 PID 2952 wrote to memory of 2912 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 32 PID 2952 wrote to memory of 2912 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 32 PID 2952 wrote to memory of 2912 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 32 PID 2952 wrote to memory of 2912 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 32 PID 2952 wrote to memory of 2928 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 34 PID 2952 wrote to memory of 2928 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 34 PID 2952 wrote to memory of 2928 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 34 PID 2952 wrote to memory of 2928 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 34 PID 2952 wrote to memory of 2888 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 36 PID 2952 wrote to memory of 2888 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 36 PID 2952 wrote to memory of 2888 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 36 PID 2952 wrote to memory of 2888 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 36 PID 2952 wrote to memory of 2988 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 38 PID 2952 wrote to memory of 2988 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 38 PID 2952 wrote to memory of 2988 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 38 PID 2952 wrote to memory of 2988 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 38 PID 2880 wrote to memory of 2028 2880 nhhyjsjl.exe 41 PID 2880 wrote to memory of 2028 2880 nhhyjsjl.exe 41 PID 2880 wrote to memory of 2028 2880 nhhyjsjl.exe 41 PID 2880 wrote to memory of 2028 2880 nhhyjsjl.exe 41 PID 2880 wrote to memory of 2028 2880 nhhyjsjl.exe 41 PID 2880 wrote to memory of 2028 2880 nhhyjsjl.exe 41 PID 2952 wrote to memory of 2716 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 42 PID 2952 wrote to memory of 2716 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 42 PID 2952 wrote to memory of 2716 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 42 PID 2952 wrote to memory of 2716 2952 2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_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\exabolb\2⤵
- System Location Discovery: System Language Discovery
PID:2796
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\nhhyjsjl.exe" C:\Windows\SysWOW64\exabolb\2⤵
- System Location Discovery: System Language Discovery
PID:2912
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create exabolb binPath= "C:\Windows\SysWOW64\exabolb\nhhyjsjl.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2928
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description exabolb "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2888
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start exabolb2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2988
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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:2716
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C:\Windows\SysWOW64\exabolb\nhhyjsjl.exeC:\Windows\SysWOW64\exabolb\nhhyjsjl.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-12-22_b82fd7f8c53a08352f6a9b9334e91beb_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2028
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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
14.0MB
MD5eff0ce6f0a10071bdde90790162ec061
SHA15e36d1621d75c948ad5077f0b63906946af701f4
SHA256bd1c0e42b1d2f6c1a4df023048ce81ab1a6593c7415fa0fb24c69d3de2c253f7
SHA512b34bef1117c88adf7e952fa0b96d094d2576a03986962cdbaaea76b06a6dc4ace4a8d2ade6aa5018243cd4ae7a24dedaee4c28ee7025d96fc51ecf47a2fee436