Analysis
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max time kernel
145s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
31-08-2024 00:48
Static task
static1
Behavioral task
behavioral1
Sample
f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe
Resource
win10v2004-20240802-en
General
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Target
f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe
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Size
11.8MB
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MD5
4fece95c5138be47dc60bef4279def37
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SHA1
1a8feffb0571f72236b16aeffd5223d0ed2400c4
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SHA256
f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705
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SHA512
a4c40a3d0963d7ce1d2b15f67e382964fb26a4f52509f770f7f7f6ceeedaa34050f3a13734f70f5f6eb03beb0b03cbc673ab9d7835855bdbf2f9de970feb81d6
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SSDEEP
196608:p4TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTn:p
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
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Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\uwfgxlmh = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2820 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\uwfgxlmh\ImagePath = "C:\\Windows\\SysWOW64\\uwfgxlmh\\rdkejpck.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2776 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
rdkejpck.exepid process 2744 rdkejpck.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
rdkejpck.exedescription pid process target process PID 2744 set thread context of 2776 2744 rdkejpck.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 2116 sc.exe 2940 sc.exe 1476 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 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.
Processes:
cmd.exesc.exesc.exerdkejpck.exef4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exesc.exenetsh.exesvchost.execmd.exedescription ioc process 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 rdkejpck.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exerdkejpck.exedescription pid process target process PID 1708 wrote to memory of 2128 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2128 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2128 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2128 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2224 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2224 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2224 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2224 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 1708 wrote to memory of 2116 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2116 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2116 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2116 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2940 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2940 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2940 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2940 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 1476 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 1476 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 1476 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 1476 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 1708 wrote to memory of 2820 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 1708 wrote to memory of 2820 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 1708 wrote to memory of 2820 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 1708 wrote to memory of 2820 1708 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 2744 wrote to memory of 2776 2744 rdkejpck.exe svchost.exe PID 2744 wrote to memory of 2776 2744 rdkejpck.exe svchost.exe PID 2744 wrote to memory of 2776 2744 rdkejpck.exe svchost.exe PID 2744 wrote to memory of 2776 2744 rdkejpck.exe svchost.exe PID 2744 wrote to memory of 2776 2744 rdkejpck.exe svchost.exe PID 2744 wrote to memory of 2776 2744 rdkejpck.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe"C:\Users\Admin\AppData\Local\Temp\f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1708 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\uwfgxlmh\2⤵
- System Location Discovery: System Language Discovery
PID:2128 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\rdkejpck.exe" C:\Windows\SysWOW64\uwfgxlmh\2⤵
- System Location Discovery: System Language Discovery
PID:2224 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create uwfgxlmh binPath= "C:\Windows\SysWOW64\uwfgxlmh\rdkejpck.exe /d\"C:\Users\Admin\AppData\Local\Temp\f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2116 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description uwfgxlmh "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2940 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start uwfgxlmh2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1476 -
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:2820
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C:\Windows\SysWOW64\uwfgxlmh\rdkejpck.exeC:\Windows\SysWOW64\uwfgxlmh\rdkejpck.exe /d"C:\Users\Admin\AppData\Local\Temp\f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2776
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
Loading Replay Monitor...
Downloads
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Filesize
11.7MB
MD5e1beb52fff2c1d43893422db1b4e265f
SHA15142626cb26e056e58f5631ce2ac489952eaeb0a
SHA2567831cfd2575b05e5926d3d327cf956bad6ee47eea2e81c19284e49bda8280bfd
SHA512dfeb04d3992e275ed2d515c505f7b21d47756d8be2d1bfb8907005773de825d5758f4b33eac178c357df932f2f70f263020359e878ce779ff595465d017795cb