| File name: | LB3.exe |
| Full analysis: | https://app.any.run/tasks/a9a8e688-ec34-456f-b56d-eaa11a4d4657 |
| Verdict: | Malicious activity |
| Threats: | LockBit, a ransomware variant, encrypts data on infected machines, demanding a ransom payment for decryption. Used in targeted attacks, It's a significant risk to organizations. |
| Analysis date: | September 26, 2023, 02:48:52 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | B76B5E04EE1C34A706E3B456382E551E |
| SHA1: | C4682C1771A90568B6965D2D4F74F30E832D8693 |
| SHA256: | F7AC98593868DFC11FA5B3AB8D8B6393EAB80FC321506D6D80C7CA56A088EF73 |
| SSDEEP: | 3072:F6glyuxE4GsUPnliByocWepuiJX8DpZc4I+0VExpX:F6gDBGpvEByocWeJXOpZvI+VL |
MALICIOUS
Known privilege escalation attack
- dllhost.exe (PID: 1208)
Renames files like ransomware
- LB3.exe (PID: 1808)
Steals credentials from Web Browsers
- LB3.exe (PID: 1808)
[YARA] LockBit is detected
- LB3.exe (PID: 1808)
Creates a writable file the system directory
- LB3.exe (PID: 1808)
- printfilterpipelinesvc.exe (PID: 2108)
Application was dropped or rewritten from another process
- F2BF.tmp (PID: 3084)
Actions looks like stealing of personal data
- LB3.exe (PID: 1808)
SUSPICIOUS
Write to the desktop.ini file (may be used to cloak folders)
- LB3.exe (PID: 1808)
Creates files like ransomware instruction
- LB3.exe (PID: 1808)
Reads browser cookies
- LB3.exe (PID: 1808)
Changes the desktop background image
- LB3.exe (PID: 1808)
Starts application with an unusual extension
- LB3.exe (PID: 1808)
Starts CMD.EXE for commands execution
- F2BF.tmp (PID: 3084)
Reads the Internet Settings
- F2BF.tmp (PID: 3084)
INFO
Reads the machine GUID from the registry
- LB3.exe (PID: 1880)
- LB3.exe (PID: 1808)
- ONENOTE.EXE (PID: 3528)
Checks supported languages
- LB3.exe (PID: 1880)
- LB3.exe (PID: 1808)
- F2BF.tmp (PID: 3084)
- ONENOTE.EXE (PID: 3528)
Reads the computer name
- LB3.exe (PID: 1880)
- LB3.exe (PID: 1808)
- F2BF.tmp (PID: 3084)
- ONENOTE.EXE (PID: 3528)
Checks transactions between databases Windows and Oracle
- LB3.exe (PID: 1880)
Creates files in the program directory
- LB3.exe (PID: 1808)
Creates files or folders in the user directory
- LB3.exe (PID: 1808)
- printfilterpipelinesvc.exe (PID: 2108)
Manual execution by a user
- rundll32.exe (PID: 1676)
- notepad.exe (PID: 2304)
- notepad.exe (PID: 2288)
Create files in a temporary directory
- LB3.exe (PID: 1808)
- ONENOTE.EXE (PID: 3528)
Reads Microsoft Office registry keys
- ONENOTE.EXE (PID: 3528)
Process checks computer location settings
- ONENOTE.EXE (PID: 3528)
Dropped object may contain TOR URL's
- LB3.exe (PID: 1808)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .dll | | | Win32 Dynamic Link Library (generic) (38.3) |
|---|---|---|
| .exe | | | Win32 Executable (generic) (26.2) |
| .exe | | | Win16/32 Executable Delphi generic (12) |
| .exe | | | Generic Win/DOS Executable (11.6) |
| .exe | | | DOS Executable Generic (11.6) |
EXIF
EXE
| Subsystem: | Windows GUI |
|---|---|
| SubsystemVersion: | 5.1 |
| ImageVersion: | - |
| OSVersion: | 5.1 |
| EntryPoint: | 0x1946f |
| UninitializedDataSize: | - |
| InitializedDataSize: | 50688 |
| CodeSize: | 99328 |
| LinkerVersion: | 14.12 |
| PEType: | PE32 |
| ImageFileCharacteristics: | Executable, 32-bit |
| TimeStamp: | 2022:09:09 01:27:01+00:00 |
| MachineType: | Intel 386 or later, and compatibles |
Total processes
54
Monitored processes
10
Malicious processes
3
Suspicious processes
3
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1208 | C:\Windows\system32\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7} | C:\Windows\System32\dllhost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: COM Surrogate Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1676 | "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\Desktop\wereprices.rtf.H1qZGgSmk | C:\Windows\System32\rundll32.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1808 | "C:\Users\admin\AppData\Local\Temp\LB3.exe" | C:\Users\admin\AppData\Local\Temp\LB3.exe | dllhost.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 1880 | "C:\Users\admin\AppData\Local\Temp\LB3.exe" | C:\Users\admin\AppData\Local\Temp\LB3.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2108 | C:\Windows\system32\printfilterpipelinesvc.exe -Embedding | C:\Windows\System32\printfilterpipelinesvc.exe | — | svchost.exe | |||||||||||
User: LOCAL SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Print Filter Pipeline Host Exit code: 0 Version: 6.1.7601.24537 (win7sp1_ldr_escrow.191114-1547) Modules
| |||||||||||||||
| 2288 | "C:\Windows\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\H1qZGgSmk.README.txt | C:\Windows\System32\notepad.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2304 | "C:\Windows\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\H1qZGgSmk.README.txt | C:\Windows\System32\notepad.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2792 | "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~2\F2BF.tmp >> NUL | C:\Windows\System32\cmd.exe | — | F2BF.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3084 | "C:\ProgramData\F2BF.tmp" | C:\ProgramData\F2BF.tmp | — | LB3.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 3528 | /insertdoc "C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\{A757C7AA-D3B3-4128-A116-21F3D49DFB8A}.xps" 133401702233670000 | C:\Program Files\Microsoft Office\Office14\ONENOTE.EXE | — | printfilterpipelinesvc.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft OneNote Exit code: 0 Version: 14.0.6022.1000 Modules
| |||||||||||||||
Total events
3 753
Read events
2 719
Write events
1 028
Delete events
6
Modification events
| (PID) Process: | (1208) dllhost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (1208) dllhost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (1208) dllhost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (1208) dllhost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (1808) LB3.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer |
| Operation: | write | Name: | GlobalAssocChangedCounter |
Value: 113 | |||
| (PID) Process: | (1808) LB3.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WINEVT\Channels\Analytic |
| Operation: | write | Name: | Enabled |
Value: 0 | |||
| (PID) Process: | (1808) LB3.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WINEVT\Channels\Analytic |
| Operation: | write | Name: | ChannelAccess |
Value: O:BAG:SYD:(A;;0xf0007;;;SY)(A;;0x7;;;BA)(A;;0x7;;;SO)(A;;0x3;;;IU)(A;;0x3;;;SU)(A;;0x3;;;S-1-5-3)(A;;0x3;;;S-1-5-33)(A;;0x1;;;S-1-5-32-573) | |||
| (PID) Process: | (1808) LB3.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WINEVT\Channels\DirectShowFilterGraph |
| Operation: | write | Name: | Enabled |
Value: 0 | |||
| (PID) Process: | (1808) LB3.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WINEVT\Channels\DirectShowFilterGraph |
| Operation: | write | Name: | ChannelAccess |
Value: O:BAG:SYD:(A;;0xf0007;;;SY)(A;;0x7;;;BA)(A;;0x7;;;SO)(A;;0x3;;;IU)(A;;0x3;;;SU)(A;;0x3;;;S-1-5-3)(A;;0x3;;;S-1-5-33)(A;;0x1;;;S-1-5-32-573) | |||
| (PID) Process: | (1808) LB3.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WINEVT\Channels\DirectShowPluginControl |
| Operation: | write | Name: | Enabled |
Value: 0 | |||
Executable files
19
Suspicious files
1 501
Text files
1 072
Unknown types
17
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1808 | LB3.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\BBBBBBBBBBB | binary | |
MD5:922184D9AB88EF8C18FE3EADFEA578BE | SHA256:A63B4402536FEBD7B3595213DB1C8A665D973333FFF86D780FE90D739D391C08 | |||
| 1808 | LB3.exe | C:\Users\Administrator\Videos\H1qZGgSmk.README.txt | text | |
MD5:81890BC1BB3349ECEACBAED33523C1EC | SHA256:51B24BF1A7B58FE9D637A9CE89F0CCA47A78626070D03759CE9B577B71CFECBC | |||
| 1808 | LB3.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\desktop.ini | binary | |
MD5:922184D9AB88EF8C18FE3EADFEA578BE | SHA256:A63B4402536FEBD7B3595213DB1C8A665D973333FFF86D780FE90D739D391C08 | |||
| 1808 | LB3.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\AAAAAAAAAAA | binary | |
MD5:922184D9AB88EF8C18FE3EADFEA578BE | SHA256:A63B4402536FEBD7B3595213DB1C8A665D973333FFF86D780FE90D739D391C08 | |||
| 1808 | LB3.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\FFFFFFFFFFF | binary | |
MD5:922184D9AB88EF8C18FE3EADFEA578BE | SHA256:A63B4402536FEBD7B3595213DB1C8A665D973333FFF86D780FE90D739D391C08 | |||
| 1808 | LB3.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\CCCCCCCCCCC | binary | |
MD5:922184D9AB88EF8C18FE3EADFEA578BE | SHA256:A63B4402536FEBD7B3595213DB1C8A665D973333FFF86D780FE90D739D391C08 | |||
| 1808 | LB3.exe | C:\Users\H1qZGgSmk.README.txt | text | |
MD5:81890BC1BB3349ECEACBAED33523C1EC | SHA256:51B24BF1A7B58FE9D637A9CE89F0CCA47A78626070D03759CE9B577B71CFECBC | |||
| 1808 | LB3.exe | C:\ProgramData\H1qZGgSmk.ico | image | |
MD5:88D9337C4C9CFE2D9AFF8A2C718EC76B | SHA256:95E059EF72686460884B9AEA5C292C22917F75D56FE737D43BE440F82034F438 | |||
| 1808 | LB3.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\HHHHHHHHHHH | binary | |
MD5:922184D9AB88EF8C18FE3EADFEA578BE | SHA256:A63B4402536FEBD7B3595213DB1C8A665D973333FFF86D780FE90D739D391C08 | |||
| 1808 | LB3.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\DDDDDDDDDDD | binary | |
MD5:922184D9AB88EF8C18FE3EADFEA578BE | SHA256:A63B4402536FEBD7B3595213DB1C8A665D973333FFF86D780FE90D739D391C08 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
3
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
3284 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |