Analysis
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max time kernel
147s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-09-2024 10:11
Static task
static1
Behavioral task
behavioral1
Sample
00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe
Resource
win10v2004-20240802-en
General
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Target
00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe
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Size
11.6MB
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MD5
f97ac5a687cc94db960df62fb910a74a
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SHA1
24b5c7775506327081ea3ed0093c62d938dd50e4
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SHA256
00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954
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SHA512
ab81fd40d42ad8dd102b48906d5fba078360001cb300743b8e90849bc38d22f40302b6e26ee5d45f0b6bf1bd082e0293adee78ed3e21668c3c55b014d9746c0b
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SSDEEP
196608:QPHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHn:Q
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
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 1392 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\xbndixxq\ImagePath = "C:\\Windows\\SysWOW64\\xbndixxq\\rhcoiuyq.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 1244 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
rhcoiuyq.exepid process 3008 rhcoiuyq.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
rhcoiuyq.exedescription pid process target process PID 3008 set thread context of 1244 3008 rhcoiuyq.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 2332 sc.exe 2868 sc.exe 4488 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 -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3240 4828 WerFault.exe 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe 3176 3008 WerFault.exe rhcoiuyq.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:
sc.exenetsh.exerhcoiuyq.exe00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.execmd.execmd.exesc.exesc.exesvchost.exedescription ioc process 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 rhcoiuyq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exerhcoiuyq.exedescription pid process target process PID 4828 wrote to memory of 2524 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe cmd.exe PID 4828 wrote to memory of 2524 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe cmd.exe PID 4828 wrote to memory of 2524 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe cmd.exe PID 4828 wrote to memory of 1228 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe cmd.exe PID 4828 wrote to memory of 1228 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe cmd.exe PID 4828 wrote to memory of 1228 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe cmd.exe PID 4828 wrote to memory of 2332 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 2332 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 2332 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 2868 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 2868 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 2868 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 4488 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 4488 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 4488 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe sc.exe PID 4828 wrote to memory of 1392 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe netsh.exe PID 4828 wrote to memory of 1392 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe netsh.exe PID 4828 wrote to memory of 1392 4828 00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe netsh.exe PID 3008 wrote to memory of 1244 3008 rhcoiuyq.exe svchost.exe PID 3008 wrote to memory of 1244 3008 rhcoiuyq.exe svchost.exe PID 3008 wrote to memory of 1244 3008 rhcoiuyq.exe svchost.exe PID 3008 wrote to memory of 1244 3008 rhcoiuyq.exe svchost.exe PID 3008 wrote to memory of 1244 3008 rhcoiuyq.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe"C:\Users\Admin\AppData\Local\Temp\00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\xbndixxq\2⤵
- System Location Discovery: System Language Discovery
PID:2524 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\rhcoiuyq.exe" C:\Windows\SysWOW64\xbndixxq\2⤵
- System Location Discovery: System Language Discovery
PID:1228 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create xbndixxq binPath= "C:\Windows\SysWOW64\xbndixxq\rhcoiuyq.exe /d\"C:\Users\Admin\AppData\Local\Temp\00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2332 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description xbndixxq "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2868 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start xbndixxq2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4488 -
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:1392 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 6522⤵
- Program crash
PID:3240
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C:\Windows\SysWOW64\xbndixxq\rhcoiuyq.exeC:\Windows\SysWOW64\xbndixxq\rhcoiuyq.exe /d"C:\Users\Admin\AppData\Local\Temp\00423b5dc446d975260c85ace9a92f27398430fd56bbb3d42e190d281de8d954.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:1244 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 5202⤵
- Program crash
PID:3176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4828 -ip 48281⤵PID:1416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3008 -ip 30081⤵PID:1016
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
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
13.5MB
MD59d3b6a762bff6eb5688256ec70bbdbf7
SHA181faba5a17be2c49ddf5b110834bc3f2217f80c6
SHA25634714047a1a90cbe15f9d5fb1ef626e1f5aa665d896e4b11a6e8da2566157188
SHA5121497b147bb29b8bdc851f96a3e68e1b268e75835c1cbd8344868c3346efe54494fd5fe0dfe4c12ecba55233a0c6ea35f8dd3fbfa70b3ccfdc79c27e05e69b4f8