Analysis
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max time kernel
145s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
30-08-2024 23:46
Static task
static1
Behavioral task
behavioral1
Sample
3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe
Resource
win10v2004-20240802-en
General
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Target
3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe
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Size
10.9MB
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MD5
2f0b4b4819d48ff7ba4dbeb258a93189
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SHA1
98067909fa21b0bf107449206405ac8b13e5c776
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SHA256
3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4
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SHA512
090e957459548ed42424f07cb387664bff76d0efcc5b36943339b909290696496738c0b4586f446df4f6c0f1aa4faccb6ad66aab404a8775e7146491b4cd16e1
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SSDEEP
6144:HLmhaXrxJHCx7HdqAT7mvs/bNAk3B79NmVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV1:HLmhaXrxJHuHdPT1n9N
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\tieyjogg = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2648 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\tieyjogg\ImagePath = "C:\\Windows\\SysWOW64\\tieyjogg\\ybzuovfp.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2696 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
ybzuovfp.exepid process 3020 ybzuovfp.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ybzuovfp.exedescription pid process target process PID 3020 set thread context of 2696 3020 ybzuovfp.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 3028 sc.exe 2260 sc.exe 3008 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.exenetsh.exe3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.execmd.exesc.exesc.exeybzuovfp.exesvchost.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 netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.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 ybzuovfp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exeybzuovfp.exedescription pid process target process PID 2148 wrote to memory of 2208 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 2208 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 2208 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 2208 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 1464 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 1464 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 1464 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 1464 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe cmd.exe PID 2148 wrote to memory of 3028 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 3028 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 3028 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 3028 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 2260 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 2260 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 2260 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 2260 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 3008 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 3008 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 3008 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 3008 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe sc.exe PID 2148 wrote to memory of 2648 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe netsh.exe PID 2148 wrote to memory of 2648 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe netsh.exe PID 2148 wrote to memory of 2648 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe netsh.exe PID 2148 wrote to memory of 2648 2148 3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe netsh.exe PID 3020 wrote to memory of 2696 3020 ybzuovfp.exe svchost.exe PID 3020 wrote to memory of 2696 3020 ybzuovfp.exe svchost.exe PID 3020 wrote to memory of 2696 3020 ybzuovfp.exe svchost.exe PID 3020 wrote to memory of 2696 3020 ybzuovfp.exe svchost.exe PID 3020 wrote to memory of 2696 3020 ybzuovfp.exe svchost.exe PID 3020 wrote to memory of 2696 3020 ybzuovfp.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe"C:\Users\Admin\AppData\Local\Temp\3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\tieyjogg\2⤵
- System Location Discovery: System Language Discovery
PID:2208 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ybzuovfp.exe" C:\Windows\SysWOW64\tieyjogg\2⤵
- System Location Discovery: System Language Discovery
PID:1464 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create tieyjogg binPath= "C:\Windows\SysWOW64\tieyjogg\ybzuovfp.exe /d\"C:\Users\Admin\AppData\Local\Temp\3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3028 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description tieyjogg "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2260 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start tieyjogg2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3008 -
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:2648
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C:\Windows\SysWOW64\tieyjogg\ybzuovfp.exeC:\Windows\SysWOW64\tieyjogg\ybzuovfp.exe /d"C:\Users\Admin\AppData\Local\Temp\3a115fc118d5b0933c8550da6125b78d4956e27f671c00945d0ad04d5839dab4.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2696
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
11.8MB
MD5c10226aa49b207cca5c5126185863b40
SHA1678cf5a4374b6c8374ae2cd906a1cfdc696cbfa2
SHA256b1ac9e5e9220eaee866e9090ee699f0c143374c5178acc223fc0ad2ab383d12c
SHA51238fd7895cc0dc397252e89739bc74038a16d770b60befeeef90b5fc8f6b2ab2cc3f4c1fc35916e412dde8d5c11d25da3ff5245010277966b65bc3a57f732cf6a