| File name: | BIOS-r13uj42w.exe |
| Full analysis: | https://app.any.run/tasks/cbe3678e-b210-4cd1-ad2f-d8ea5cb2afe0 |
| Verdict: | Malicious activity |
| Analysis date: | July 20, 2020, 02:16:09 |
| 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: | 0E979EDA882C47D588B5235773D75C24 |
| SHA1: | 67C44712FD9B4382609F183F0D4BB0A4F04BF79E |
| SHA256: | 99AEAE9C38DF610A3D325728E50F61840DBBA2B2000508291C8A6466B1C71667 |
| SSDEEP: | 196608:Osz+p7Kg5ScaWC3oR2IzJ7gingP9kFRg7d7vEsfjcTQz5q4qvnH041T5DsBg:VW7R5VaSU6VgP9Q27cs7cTAZqPV1VYBg |
| .exe | | | InstallShield setup (42.2) |
|---|---|---|
| .exe | | | Win32 EXE PECompact compressed (generic) (40.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (6.4) |
| .exe | | | Win32 Executable (generic) (4.4) |
| .exe | | | Win16/32 Executable Delphi generic (2) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:01:06 07:31:46+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 151552 |
| InitializedDataSize: | 27648 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x25be0 |
| OSVersion: | 5 |
| ImageVersion: | 6 |
| SubsystemVersion: | 5 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 4.0.100.1124 |
| ProductVersionNumber: | 1.16.1.16 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | This installation was built with Inno Setup. |
| CompanyName: | Lenovo Group Limited |
| FileDescription: | For Lenovo Updates Catalog |
| FileVersion: | 1.16.1.16 |
| LegalCopyright: | Copyright © Lenovo 2020. |
| ProductName: | ThinkPad BIOS Update Utility -Package 1.4.9.3 |
| ProductVersion: | 1.16.1.16 |
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 06-Jan-2020 06:31:46 |
| Detected languages: |
|
| Comments: | This installation was built with Inno Setup. |
| CompanyName: | Lenovo Group Limited |
| FileDescription: | For Lenovo Updates Catalog |
| FileVersion: | 1.16.1.16 |
| LegalCopyright: | Copyright © Lenovo 2020. |
| ProductName: | ThinkPad BIOS Update Utility -Package 1.4.9.3 |
| ProductVersion: | 1.16.1.16 |
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 10 |
| Time date stamp: | 06-Jan-2020 06:31:46 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x00023AA0 | 0x00023C00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.32291 |
.itext | 0x00025000 | 0x00001368 | 0x00001400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.91348 |
.data | 0x00027000 | 0x00001628 | 0x00001800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.32921 |
.bss | 0x00029000 | 0x00006158 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.idata | 0x00030000 | 0x00000648 | 0x00000800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.08948 |
.didata | 0x00031000 | 0x00000E3E | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.2563 |
.edata | 0x00032000 | 0x00000071 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 1.3265 |
.tls | 0x00033000 | 0x00000014 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rdata | 0x00034000 | 0x0000005D | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 1.37999 |
.rsrc | 0x00035000 | 0x00003800 | 0x00003800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.79115 |
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.18481 | 2676 | UNKNOWN | English - United States | RT_MANIFEST |
2 | 3.47151 | 1384 | UNKNOWN | Dutch - Netherlands | RT_ICON |
3 | 3.91708 | 744 | UNKNOWN | Dutch - Netherlands | RT_ICON |
4 | 3.91366 | 2216 | UNKNOWN | Dutch - Netherlands | RT_ICON |
4090 | 3.19198 | 480 | UNKNOWN | UNKNOWN | RT_STRING |
4091 | 3.49576 | 404 | UNKNOWN | UNKNOWN | RT_STRING |
4092 | 3.34698 | 204 | UNKNOWN | UNKNOWN | RT_STRING |
4093 | 3.3307 | 468 | UNKNOWN | UNKNOWN | RT_STRING |
4094 | 3.29214 | 736 | UNKNOWN | UNKNOWN | RT_STRING |
4095 | 3.31877 | 852 | UNKNOWN | UNKNOWN | RT_STRING |
advapi32.dll |
comctl32.dll |
kernel32.dll |
kernel32.dll (delay-loaded) |
oleaut32.dll |
user32.dll |
Title | Ordinal | Address |
|---|---|---|
dbkFCallWrapperAddr | 1 | 0x0002C58C |
__dbk_fcall_wrapper | 2 | 0x0000B294 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1024 | "C:\Windows\system32\takeown.exe" /f C:\Drivers /a /r /d y | C:\Windows\system32\takeown.exe | — | BIOS-r13uj42w.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Takes ownership of a file Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1116 | wininfo /w | C:\Drivers\Flash\r13uj42w\20202007.03163568\wininfo.exe | winuptp.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 3221225477 Modules
| |||||||||||||||
| 1164 | wininfo /w | C:\Drivers\Flash\r13uj42w\20202007.03163568\wininfo.exe | winuptp.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 3221225477 Modules
| |||||||||||||||
| 1480 | "taskhost.exe" | C:\Windows\system32\taskhost.exe | — | services.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Host Process for Windows Tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1616 | "C:\Program Files\CCleaner\CCleaner.exe" /uac | C:\Program Files\CCleaner\CCleaner.exe | taskeng.exe | ||||||||||||
User: admin Company: Piriform Ltd Integrity Level: HIGH Description: CCleaner Exit code: 0 Version: 5, 35, 0, 6210 Modules
| |||||||||||||||
| 1704 | "taskhost.exe" | C:\Windows\system32\taskhost.exe | — | services.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Host Process for Windows Tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1720 | "C:\Windows\system32\schtasks.exe" /CHANGE /TN "\LenovoCleanupTasks-20202007.031653" /TR "C:\Windows\system32\cmd.exe /C 'C:\Windows\system32\schtasks.exe /Delete /TN LenovoCleanupFolder-20202007.031653 /F && C:\Windows\system32\schtasks.exe /Delete /TN LenovoCleanupTasks-20202007.031653 /F'" | C:\Windows\system32\schtasks.exe | — | BIOS-r13uj42w.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1904 | wininfo /v | C:\Drivers\Flash\r13uj42w\20202007.03163568\wininfo.exe | — | winuptp.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 8332946 Modules
| |||||||||||||||
| 1948 | "C:\Program Files\Internet Explorer\iexplore.exe" http://www.piriform.com/ccleaner/update?a=0&v=5.35.6210&l=1033&o=6.1W3&t=4&au=1 | C:\Program Files\Internet Explorer\iexplore.exe | — | CCleaner.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Internet Explorer Exit code: 0 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 2020 | winflash32s /cs | C:\Drivers\Flash\r13uj42w\20202007.03163568\winflash32s.exe | — | winuptp.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 255 Modules
| |||||||||||||||
| (PID) Process: | (3428) BIOS-r13uj42w.tmp | Key: | HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | Owner |
Value: 640D000084900AC93B5ED601 | |||
| (PID) Process: | (3428) BIOS-r13uj42w.tmp | Key: | HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | SessionHash |
Value: B627AB84FBA782DE1F22DFD07510086C5B67B0474535CC139963268E1DDB2F32 | |||
| (PID) Process: | (3428) BIOS-r13uj42w.tmp | Key: | HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | Sequence |
Value: 1 | |||
| (PID) Process: | (3428) BIOS-r13uj42w.tmp | Key: | HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | RegFiles0000 |
Value: C:\Drivers\Flash\r13uj42w\20202007.03163568\WINUPTP.EXE | |||
| (PID) Process: | (3428) BIOS-r13uj42w.tmp | Key: | HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | RegFilesHash |
Value: 4481ADBCAE5276D9ED88866C241A7540B489397EE10403411D9F9069F8CAD409 | |||
| (PID) Process: | (2020) winflash32s.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\TdkDrv |
| Operation: | write | Name: | RefCount |
Value: 1 | |||
| (PID) Process: | (2020) winflash32s.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\TdkTool |
| Operation: | write | Name: | ToolsRefCount |
Value: 1 | |||
| (PID) Process: | (2020) winflash32s.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\TdkTool |
| Operation: | delete value | Name: | ToolsRefCount |
Value: 1 | |||
| (PID) Process: | (2020) winflash32s.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\TdkDrv |
| Operation: | delete key | Name: | |
Value: | |||
| (PID) Process: | (3904) winflash32s.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\TdkDrv |
| Operation: | write | Name: | RefCount |
Value: 1 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-6ADJH.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-H7IVL.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-S5DSG.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-SUSDU.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-GSLBC.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-UOATO.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-3BRLV.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-RVFSB.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-0GUUE.tmp | — | |
MD5:— | SHA256:— | |||
| 3428 | BIOS-r13uj42w.tmp | C:\Drivers\Flash\r13uj42w\20202007.03163568\is-MV4K6.tmp | — | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1616 | CCleaner.exe | GET | 301 | 151.101.0.64:80 | http://www.piriform.com/auto?a=0&p=cc&v=5.35.6210&l=1033&lk=&mk=IJR6-W5SV-5KYR-QBZD-6BY4-RN5Z-WAV9-RVK2-HZ8S&o=6.1W3&au=1&mx=97B7721C4994E2556FF6A439510F665DB45337A341A47E15F4997584423BF714&gu=00000000-0000-4000-8000-d6f7f2be5127 | US | — | — | whitelisted |
4080 | iexplore.exe | GET | 301 | 151.101.0.64:80 | http://www.piriform.com/ccleaner/update?a=0&v=5.35.6210&l=1033&o=6.1W3&t=4&au=1 | US | — | — | whitelisted |
4080 | iexplore.exe | GET | 200 | 104.18.21.226:80 | http://ocsp.globalsign.com/rootr1/ME8wTTBLMEkwRzAJBgUrDgMCGgUABBS3V7W2nAf4FiMTjpDJKg6%2BMgGqMQQUYHtmGkUNl8qJUC99BM00qP%2F8%2FUsCDkbwjNvPLFRm7zMB3V80 | US | der | 1.49 Kb | whitelisted |
4080 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfqhLjKLEJQZPin0KCzkdAQpVYowQUsT7DaQP4v0cB1JgmGggC72NkK8MCEATh56TcXPLzbcArQrhdFZ8%3D | US | der | 471 b | whitelisted |
4080 | iexplore.exe | GET | 200 | 172.217.23.131:80 | http://ocsp.pki.goog/gsr2/ME4wTDBKMEgwRjAJBgUrDgMCGgUABBTgXIsxbvr2lBkPpoIEVRE6gHlCnAQUm%2BIHV2ccHsBqBt5ZtJot39wZhi4CDQHjtJqhjYqpgSVpULg%3D | US | der | 468 b | whitelisted |
4080 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfqhLjKLEJQZPin0KCzkdAQpVYowQUsT7DaQP4v0cB1JgmGggC72NkK8MCEATh56TcXPLzbcArQrhdFZ8%3D | US | der | 471 b | whitelisted |
4080 | iexplore.exe | GET | 200 | 172.217.23.131:80 | http://ocsp.pki.goog/gsr2/ME4wTDBKMEgwRjAJBgUrDgMCGgUABBTgXIsxbvr2lBkPpoIEVRE6gHlCnAQUm%2BIHV2ccHsBqBt5ZtJot39wZhi4CDQHjtJqhjYqpgSVpULg%3D | US | der | 468 b | whitelisted |
4080 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfqhLjKLEJQZPin0KCzkdAQpVYowQUsT7DaQP4v0cB1JgmGggC72NkK8MCEATh56TcXPLzbcArQrhdFZ8%3D | US | der | 471 b | whitelisted |
4080 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfqhLjKLEJQZPin0KCzkdAQpVYowQUsT7DaQP4v0cB1JgmGggC72NkK8MCEATh56TcXPLzbcArQrhdFZ8%3D | US | der | 471 b | whitelisted |
4080 | iexplore.exe | GET | 200 | 172.217.23.131:80 | http://ocsp.pki.goog/gts1o1core/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRCRjDCJxnb3nDwj%2Fxz5aZfZjgXvAQUmNH4bhDrz5vsYJ8YkBug630J%2FSsCEAz1TE8MmOqcCAAAAABKq3M%3D | US | der | 471 b | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4080 | iexplore.exe | 104.18.20.226:80 | ocsp.globalsign.com | Cloudflare Inc | US | shared |
4080 | iexplore.exe | 104.18.21.226:80 | ocsp.globalsign.com | Cloudflare Inc | US | shared |
— | — | 151.101.0.64:443 | www.piriform.com | Fastly | US | whitelisted |
1616 | CCleaner.exe | 151.101.0.64:80 | www.piriform.com | Fastly | US | whitelisted |
1616 | CCleaner.exe | 151.101.2.202:443 | www.ccleaner.com | Fastly | US | suspicious |
1616 | CCleaner.exe | 151.101.2.109:80 | license.piriform.com | Fastly | US | suspicious |
1616 | CCleaner.exe | 151.101.2.109:443 | license.piriform.com | Fastly | US | suspicious |
4080 | iexplore.exe | 2.21.36.164:443 | s7.addthis.com | GTT Communications Inc. | FR | suspicious |
4080 | iexplore.exe | 172.217.23.131:80 | ocsp.pki.goog | Google Inc. | US | whitelisted |
4080 | iexplore.exe | 34.96.102.137:443 | dev.visualwebsiteoptimizer.com | — | US | suspicious |
Domain | IP | Reputation |
|---|---|---|
www.piriform.com |
| whitelisted |
www.ccleaner.com |
| whitelisted |
license.piriform.com |
| whitelisted |
ocsp.globalsign.com |
| whitelisted |
s1.pir.fm |
| suspicious |
www.google.com |
| malicious |
s7.addthis.com |
| whitelisted |
fonts.googleapis.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
ocsp.pki.goog |
| whitelisted |