Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
02/11/2024, 19:54
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe
Resource
win10v2004-20241007-en
General
- Target 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe
- Size 275KB
- Sample241102-ymmm5stgrl
- SHA256 bbe0c852bf7e9391da822df2c4fa6527152d0014dcd2855cefc5ec88f2d65f3e
- MD5 2afd9c21f68ec2b2607b7b0a80b84b47
- SHA1 dd39311e01457c5702329be243e8eee142bddbcb
- SHA512 8fa6d7d26df7b681de4c4b11cdc5c4f60831d6bd7ea4e9f6c6dd8b8892441bce95bf8eae33e5f7f979147af68dc790957cb89771b7f3592e1fd3e37184ad6662
- SSDEEP 6144:XGpV1z8QoGpGGpV1z8Qcy1PSbOqslVC7nJUkhIeMIcC16V:WpVaQpPpVaxy0bOM7np+e31
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe - Executes dropped EXE 1 IoCs
pid Process 232 verclsid.exe - Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\NGEN7631_32 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\NGEN7631_32\ = "Service" 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe - Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs
When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.
description ioc Process File opened for modification C:\ProgramData\Microsoft\v2.0_2.0.0.0__9a1839e29ee7ae86\verclsid.exe:Zone.Identifier 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language verclsid.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fsutil.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4104 PING.EXE 5112 cmd.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\ProgramData\Microsoft\v2.0_2.0.0.0__9a1839e29ee7ae86\verclsid.exe:Zone.Identifier 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 4104 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe 232 verclsid.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1220 wrote to memory of 5112 1220 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe 99 PID 1220 wrote to memory of 5112 1220 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe 99 PID 1220 wrote to memory of 5112 1220 2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe 99 PID 5112 wrote to memory of 4104 5112 cmd.exe 101 PID 5112 wrote to memory of 4104 5112 cmd.exe 101 PID 5112 wrote to memory of 4104 5112 cmd.exe 101 PID 5112 wrote to memory of 3936 5112 cmd.exe 102 PID 5112 wrote to memory of 3936 5112 cmd.exe 102 PID 5112 wrote to memory of 3936 5112 cmd.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe"1⤵
- Checks computer location settings
- Impair Defenses: Safe Mode Boot
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /d /c ping -n 2 127.0.0.1 > NUL & fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe" & del "C:\Users\Admin\AppData\Local\Temp\2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe" > NUL & exit2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4104
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C:\Windows\SysWOW64\fsutil.exefsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-11-02_2afd9c21f68ec2b2607b7b0a80b84b47_lockbit.exe"3⤵
- System Location Discovery: System Language Discovery
PID:3936
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C:\ProgramData\Microsoft\v2.0_2.0.0.0__9a1839e29ee7ae86\verclsid.exeC:\ProgramData\Microsoft\v2.0_2.0.0.0__9a1839e29ee7ae86\verclsid.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:232
Network
MITRE ATT&CK Enterprise v15
Defense Evasion
Impair Defenses
1Safe Mode Boot
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmpA2C8.tmp
- Size 275KB
- SHA256 bbe0c852bf7e9391da822df2c4fa6527152d0014dcd2855cefc5ec88f2d65f3e
- MD5 2afd9c21f68ec2b2607b7b0a80b84b47
- SHA1 dd39311e01457c5702329be243e8eee142bddbcb
- SHA512 8fa6d7d26df7b681de4c4b11cdc5c4f60831d6bd7ea4e9f6c6dd8b8892441bce95bf8eae33e5f7f979147af68dc790957cb89771b7f3592e1fd3e37184ad6662
- SSDEEP 6144:XGpV1z8QoGpGGpV1z8Qcy1PSbOqslVC7nJUkhIeMIcC16V:WpVaQpPpVaxy0bOM7np+e31
- MD5 SHA1 SHA512 SSDEEP