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Analysis
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max time kernel
144s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03/09/2024, 10:57
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe
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Size
11.6MB
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MD5
ac20eaa882bf941cebe29670759c588e
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SHA1
1811b68bbcdf114ed21fd6d50a4cafc1a15f11c1
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SHA256
ca525fe8bf95a32af296ac08e7a99b76bb7e06cb55e40d66ebff0228c9cb2186
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SHA512
defed9cd1f093a3b9d409446650b252fbbf36aed248358b256dc1c8150f92db7f2084d1618f06f5d6de0509daea443835c74a771b2d142705ac6919eadef325b
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SSDEEP
6144:D+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:D+r1IeSXMXc7LlxWV4Ug97GZ+ej
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\gboucchf = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2972 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\gboucchf\ImagePath = "C:\\Windows\\SysWOW64\\gboucchf\\kreehskf.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2896 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2776 kreehskf.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2776 set thread context of 2896 2776 kreehskf.exe 41 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2332 sc.exe 2156 sc.exe 2720 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 sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kreehskf.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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.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 30 IoCs
description pid Process procid_target PID 1828 wrote to memory of 2388 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 30 PID 1828 wrote to memory of 2388 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 30 PID 1828 wrote to memory of 2388 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 30 PID 1828 wrote to memory of 2388 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 30 PID 1828 wrote to memory of 2136 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 32 PID 1828 wrote to memory of 2136 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 32 PID 1828 wrote to memory of 2136 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 32 PID 1828 wrote to memory of 2136 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 32 PID 1828 wrote to memory of 2332 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 34 PID 1828 wrote to memory of 2332 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 34 PID 1828 wrote to memory of 2332 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 34 PID 1828 wrote to memory of 2332 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 34 PID 1828 wrote to memory of 2156 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 36 PID 1828 wrote to memory of 2156 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 36 PID 1828 wrote to memory of 2156 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 36 PID 1828 wrote to memory of 2156 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 36 PID 1828 wrote to memory of 2720 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 38 PID 1828 wrote to memory of 2720 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 38 PID 1828 wrote to memory of 2720 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 38 PID 1828 wrote to memory of 2720 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 38 PID 2776 wrote to memory of 2896 2776 kreehskf.exe 41 PID 2776 wrote to memory of 2896 2776 kreehskf.exe 41 PID 2776 wrote to memory of 2896 2776 kreehskf.exe 41 PID 2776 wrote to memory of 2896 2776 kreehskf.exe 41 PID 2776 wrote to memory of 2896 2776 kreehskf.exe 41 PID 2776 wrote to memory of 2896 2776 kreehskf.exe 41 PID 1828 wrote to memory of 2972 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 42 PID 1828 wrote to memory of 2972 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 42 PID 1828 wrote to memory of 2972 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 42 PID 1828 wrote to memory of 2972 1828 2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1828 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\gboucchf\2⤵
- System Location Discovery: System Language Discovery
PID:2388
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\kreehskf.exe" C:\Windows\SysWOW64\gboucchf\2⤵
- System Location Discovery: System Language Discovery
PID:2136
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create gboucchf binPath= "C:\Windows\SysWOW64\gboucchf\kreehskf.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2332
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description gboucchf "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2156
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start gboucchf2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2720
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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:2972
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C:\Windows\SysWOW64\gboucchf\kreehskf.exeC:\Windows\SysWOW64\gboucchf\kreehskf.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-09-03_ac20eaa882bf941cebe29670759c588e_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2896
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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
10.4MB
MD51c1323cf707fafdf1f7ef48598069e2e
SHA1ee7860750369521fafa184488a55140192af367b
SHA2562b6866b392a0a2622228b6321166371f6c14fc8ff654bef06324a595075c2455
SHA512f8b62663e0295554de07b511fa4d94398d4ba2c2bc2724d773cd8450a01c7602e4daa0b5b65e37d049783fe7e7517171662b6093eac174dc32fc1e3f5c5162ff