Analysis
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max time kernel
149s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
19-06-2024 20:27
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe
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Size
14.6MB
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MD5
98fa720e04828c3150ee35c8cb30f403
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SHA1
d5b7405bd6d33d41b06f12dc8c15dc6abe65db4a
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SHA256
adebf698ce7862226c1794aafa272bc8bdd8363ccfb2ed52964912f89f79e61e
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SHA512
f0d572dac42f07c94debb447ff084e523dc9e7e7d597ad789f87d0459193db6d3d1e7c20b4afb072ca7bbd54d090524e625ba5f69e30f64ed610699804c3a3b8
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SSDEEP
6144:2+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:2+r1IeSXMXc7LlxWV4Ug97GZ+ej
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2784 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fjyqtcma\ImagePath = "C:\\Windows\\SysWOW64\\fjyqtcma\\cldclxbs.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 4356 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
cldclxbs.exepid process 3404 cldclxbs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
cldclxbs.exedescription pid process target process PID 3404 set thread context of 4356 3404 cldclxbs.exe svchost.exe -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exepid process 4668 sc.exe 1168 sc.exe 1760 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.
Processes:
netsh.exedescription ioc process Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.execldclxbs.exedescription pid process target process PID 2304 wrote to memory of 1556 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe cmd.exe PID 2304 wrote to memory of 1556 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe cmd.exe PID 2304 wrote to memory of 1556 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe cmd.exe PID 2304 wrote to memory of 4744 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe cmd.exe PID 2304 wrote to memory of 4744 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe cmd.exe PID 2304 wrote to memory of 4744 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe cmd.exe PID 2304 wrote to memory of 4668 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 4668 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 4668 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 1168 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 1168 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 1168 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 1760 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 1760 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 1760 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe sc.exe PID 2304 wrote to memory of 2784 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe netsh.exe PID 2304 wrote to memory of 2784 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe netsh.exe PID 2304 wrote to memory of 2784 2304 2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe netsh.exe PID 3404 wrote to memory of 4356 3404 cldclxbs.exe svchost.exe PID 3404 wrote to memory of 4356 3404 cldclxbs.exe svchost.exe PID 3404 wrote to memory of 4356 3404 cldclxbs.exe svchost.exe PID 3404 wrote to memory of 4356 3404 cldclxbs.exe svchost.exe PID 3404 wrote to memory of 4356 3404 cldclxbs.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2304 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\fjyqtcma\2⤵PID:1556
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\cldclxbs.exe" C:\Windows\SysWOW64\fjyqtcma\2⤵PID:4744
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create fjyqtcma binPath= "C:\Windows\SysWOW64\fjyqtcma\cldclxbs.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
PID:4668 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description fjyqtcma "wifi internet conection"2⤵
- Launches sc.exe
PID:1168 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start fjyqtcma2⤵
- Launches sc.exe
PID:1760 -
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
PID:2784
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C:\Windows\SysWOW64\fjyqtcma\cldclxbs.exeC:\Windows\SysWOW64\fjyqtcma\cldclxbs.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-06-19_98fa720e04828c3150ee35c8cb30f403_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3404 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
PID:4356
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
1Replay Monitor
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Downloads
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Filesize
10.3MB
MD50acf7bf9d23da815b504acb5e2b1d0a1
SHA1dce9a8a7a5ca37e80926d072a5505c8e3b85af76
SHA256bf0571df4aa61c11d080b85e1b130108a81323c0ac4c7fd5bdb1dd4c36fb9ef9
SHA51291b88b2d95fbe1e7ae84bd1a2372ef4c62969d9e017a27d86549fd5be28f365ecef1d5278b8f39e914e57917225444853d9682e8554c397ceddf6bb509c72d5c