Analysis
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max time kernel
147s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
31-08-2024 00:58
Static task
static1
Behavioral task
behavioral1
Sample
f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe
Resource
win7-20240729-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\hiedfgiy = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2948 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\hiedfgiy\ImagePath = "C:\\Windows\\SysWOW64\\hiedfgiy\\pernzyrd.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2456 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
pernzyrd.exepid process 2712 pernzyrd.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
pernzyrd.exedescription pid process target process PID 2712 set thread context of 2456 2712 pernzyrd.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 1168 sc.exe 2716 sc.exe 2812 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:
svchost.exef4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.execmd.exenetsh.exepernzyrd.execmd.exesc.exesc.exesc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pernzyrd.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exepernzyrd.exedescription pid process target process PID 2232 wrote to memory of 1308 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 1308 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 1308 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 1308 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 2148 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 2148 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 2148 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 2148 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe cmd.exe PID 2232 wrote to memory of 1168 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 1168 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 1168 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 1168 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2716 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2716 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2716 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2716 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2812 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2812 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2812 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2812 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe sc.exe PID 2232 wrote to memory of 2948 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 2232 wrote to memory of 2948 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 2232 wrote to memory of 2948 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 2232 wrote to memory of 2948 2232 f4debee839654168bc951377f49cb7f3af9cc125168975e3ea1a111f92efb705.exe netsh.exe PID 2712 wrote to memory of 2456 2712 pernzyrd.exe svchost.exe PID 2712 wrote to memory of 2456 2712 pernzyrd.exe svchost.exe PID 2712 wrote to memory of 2456 2712 pernzyrd.exe svchost.exe PID 2712 wrote to memory of 2456 2712 pernzyrd.exe svchost.exe PID 2712 wrote to memory of 2456 2712 pernzyrd.exe svchost.exe PID 2712 wrote to memory of 2456 2712 pernzyrd.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:2232 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\hiedfgiy\2⤵
- System Location Discovery: System Language Discovery
PID:1308 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\pernzyrd.exe" C:\Windows\SysWOW64\hiedfgiy\2⤵
- System Location Discovery: System Language Discovery
PID:2148 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create hiedfgiy binPath= "C:\Windows\SysWOW64\hiedfgiy\pernzyrd.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:1168 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description hiedfgiy "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2716 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start hiedfgiy2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2812 -
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:2948
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C:\Windows\SysWOW64\hiedfgiy\pernzyrd.exeC:\Windows\SysWOW64\hiedfgiy\pernzyrd.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:2712 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2456
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
13.8MB
MD57101c907fc794ddb330e42a2d67cf7ae
SHA1244eb5ea2149a31bd2683b4b1279cff1813b1c53
SHA2563658266840cb06eb4d4cfc028bf59dbad60b2f58c81334df6bbe42a302c09964
SHA512cceb43577c8ec608dfa0efc7dc99fd8e36108ec21b983ba81a3cd5cdc23acec3dbcff2d3acd5a4c6717ad21c418a308a0d72156399542a8953ecddcef0da034e