| download: | mimidrv.sys |
| Full analysis: | https://app.any.run/tasks/bb577ea6-5472-45d5-8e49-81d9d1643c33 |
| Verdict: | No threats detected |
| Analysis date: | November 07, 2020, 04:37:57 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (native) Intel 80386, for MS Windows |
| MD5: | 7E92F98B809430622B04E88441B2EB04 |
| SHA1: | 5FA527E679D25A15ECC913CE6A8D0218E2FF174B |
| SHA256: | E99580E25F419B5AD90669E0C274CF63D30EFA08065D064A863E655BDF77FB59 |
| SSDEEP: | 768:ik0ByYHIVcm49yDao/fZ+B8Ylu7fVHZC5isS:iZyYG49ULHMB8Yl8fJwisS |
MALICIOUS
No malicious indicators.SUSPICIOUS
Starts Internet Explorer
- rundll32.exe (PID: 2420)
INFO
Reads Internet Cache Settings
- iexplore.exe (PID: 2988)
- iexplore.exe (PID: 2756)
Application launched itself
- iexplore.exe (PID: 2988)
Reads settings of System Certificates
- iexplore.exe (PID: 2756)
- iexplore.exe (PID: 2988)
Changes internet zones settings
- iexplore.exe (PID: 2988)
Creates files in the user directory
- iexplore.exe (PID: 2756)
- iexplore.exe (PID: 2988)
Changes settings of System certificates
- iexplore.exe (PID: 2988)
Reads internet explorer settings
- iexplore.exe (PID: 2756)
Dropped object may contain Bitcoin addresses
- iexplore.exe (PID: 2756)
Adds / modifies Windows certificates
- iexplore.exe (PID: 2988)
Manual execution by user
- explorer.exe (PID: 3488)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable (generic) (52.9) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (23.5) |
| .exe | | | DOS Executable Generic (23.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:07:15 16:10:20+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 9 |
| CodeSize: | 12288 |
| InitializedDataSize: | 12800 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x803e |
| OSVersion: | 6.1 |
| ImageVersion: | 6.1 |
| SubsystemVersion: | 5.2 |
| Subsystem: | Native |
| FileVersionNumber: | 2.2.0.0 |
| ProductVersionNumber: | 2.2.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | Pre-release, Private build, Special build |
| FileOS: | Windows NT |
| ObjectFileType: | Driver |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| ProductName: | mimidrv (mimikatz) |
| ProductVersion: | 2.2.0.0 |
| CompanyName: | gentilkiwi (Benjamin DELPY) |
| FileDescription: | mimidrv for Windows (mimikatz) |
| FileVersion: | 2.2.0.0 |
| InternalName: | mimidrv |
| LegalCopyright: | Copyright (c) 2007 - 2020 gentilkiwi (Benjamin DELPY) |
| OriginalFileName: | mimidrv.sys |
| PrivateBuild: | Build with love for POC only |
| SpecialBuild: | :) |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_NATIVE |
| Compilation Date: | 15-Jul-2020 14:10:20 |
| Detected languages: |
|
| Debug artifacts: |
|
| ProductName: | mimidrv (mimikatz) |
| ProductVersion: | 2.2.0.0 |
| CompanyName: | gentilkiwi (Benjamin DELPY) |
| FileDescription: | mimidrv for Windows (mimikatz) |
| FileVersion: | 2.2.0.0 |
| InternalName: | mimidrv |
| LegalCopyright: | Copyright (c) 2007 - 2020 gentilkiwi (Benjamin DELPY) |
| OriginalFilename: | mimidrv.sys |
| PrivateBuild: | Build with love for POC only |
| SpecialBuild: | :) |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x000000E0 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 7 |
| Time date stamp: | 15-Jul-2020 14:10:20 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x00002404 | 0x00002600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_NOT_PAGED, IMAGE_SCN_MEM_READ | 6.0071 |
.rdata | 0x00004000 | 0x00000FF4 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_NOT_PAGED, IMAGE_SCN_MEM_READ | 3.53535 |
.data | 0x00005000 | 0x000014DC | 0x00001600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_NOT_PAGED, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 2.69677 |
PAGE | 0x00007000 | 0x00000266 | 0x00000400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 4.16254 |
INIT | 0x00008000 | 0x00000538 | 0x00000600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.99237 |
.rsrc | 0x00009000 | 0x00000430 | 0x00000600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 2.52439 |
.reloc | 0x0000A000 | 0x000004A0 | 0x00000600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 5.07764 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.47463 | 972 | UNKNOWN | English - United States | RT_VERSION |
Imports
FLTMGR.SYS |
ntoskrnl.exe |
Total processes
40
Monitored processes
4
Malicious processes
0
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2420 | "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Local\Temp\mimidrv.sys | 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
| |||||||||||||||
| 2756 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2988 CREDAT:267521 /prefetch:2 | C:\Program Files\Internet Explorer\iexplore.exe | iexplore.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Internet Explorer Exit code: 0 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 2988 | "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?LinkId=57426&Ext=sys | C:\Program Files\Internet Explorer\iexplore.exe | rundll32.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Exit code: 0 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 3488 | "C:\Windows\explorer.exe" | C:\Windows\explorer.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
1 054
Read events
973
Write events
79
Delete events
2
Modification events
| (PID) Process: | (2420) rundll32.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached |
| Operation: | write | Name: | {17FE9752-0B5A-4665-84CD-569794602F5C} {7F9185B0-CB92-43C5-80A9-92277A4F7B54} 0xFFFF |
Value: 0100000000000000167CA5D5BFB4D601 | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateLowDateTime |
Value: 3885954714 | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager |
| Operation: | write | Name: | NextCheckForUpdateHighDateTime |
Value: 30848191 | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main |
| Operation: | write | Name: | CompatibilityFlags |
Value: 0 | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings |
| Operation: | write | Name: | ProxyEnable |
Value: 0 | |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections |
| Operation: | write | Name: | SavedLegacySettings |
Value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| |||
| (PID) Process: | (2988) iexplore.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
Executable files
0
Suspicious files
9
Text files
9
Unknown types
3
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2756 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Low\Cab21AB.tmp | — | |
MD5:— | SHA256:— | |||
| 2756 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Low\Tar21AC.tmp | — | |
MD5:— | SHA256:— | |||
| 2756 | iexplore.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\ORL7BXHP.txt | — | |
MD5:— | SHA256:— | |||
| 2756 | iexplore.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\Z6HC8J2N.txt | — | |
MD5:— | SHA256:— | |||
| 2756 | iexplore.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\AD75RHH0.txt | — | |
MD5:— | SHA256:— | |||
| 2756 | iexplore.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\HT7C4V58.txt | — | |
MD5:— | SHA256:— | |||
| 2756 | iexplore.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\K070VHPV.txt | — | |
MD5:— | SHA256:— | |||
| 2988 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Cab26EB.tmp | — | |
MD5:— | SHA256:— | |||
| 2988 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Cab26EA.tmp | — | |
MD5:— | SHA256:— | |||
| 2988 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\Tar26FD.tmp | — | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
18
DNS requests
9
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2756 | iexplore.exe | GET | 301 | 92.122.188.58:80 | http://shell.windows.com/fileassoc/fileassoc.asp?Ext=sys | unknown | — | — | whitelisted |
2756 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D | US | der | 1.47 Kb | whitelisted |
2756 | iexplore.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D | US | der | 1.47 Kb | whitelisted |
2756 | iexplore.exe | GET | 302 | 23.43.214.226:80 | http://go.microsoft.com/fwlink/?LinkId=57426&Ext=sys | US | — | — | whitelisted |
2988 | iexplore.exe | GET | 200 | 204.79.197.200:80 | http://www.bing.com/favicon.ico | US | image | 237 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2756 | iexplore.exe | 23.43.214.226:80 | go.microsoft.com | Akamai International B.V. | US | malicious |
2756 | iexplore.exe | 92.122.188.58:80 | shell.windows.com | NTT America, Inc. | — | unknown |
2756 | iexplore.exe | 204.79.197.200:443 | www.bing.com | Microsoft Corporation | US | whitelisted |
2756 | iexplore.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
2988 | iexplore.exe | 204.79.197.200:443 | www.bing.com | Microsoft Corporation | US | whitelisted |
2988 | iexplore.exe | 204.79.197.200:80 | www.bing.com | Microsoft Corporation | US | whitelisted |
2988 | iexplore.exe | 152.199.19.161:443 | iecvlist.microsoft.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
go.microsoft.com |
| whitelisted |
shell.windows.com |
| whitelisted |
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
api.bing.com |
| whitelisted |
iecvlist.microsoft.com |
| whitelisted |
r20swj13mr.microsoft.com |
| whitelisted |
ieonline.microsoft.com |
| whitelisted |