| File name: | 磁碟机病毒.zip |
| Full analysis: | https://app.any.run/tasks/cf2c104a-7cbd-4969-b180-88923181d40d |
| Verdict: | Malicious activity |
| Analysis date: | April 01, 2022, 16:07:19 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract |
| MD5: | 7F328CDB5EF376BA23DE0CE1B2C36AAB |
| SHA1: | F0DCDA019692DDCF4F2DB3FBB4962F8500E94F10 |
| SHA256: | 1B56EAA265A344847970D91CB55AA2B779427828DA90CA96B0411F037C38E526 |
| SSDEEP: | 1536:83YPiUEXqdJ/cZSZEXB1A+th17JJe/0SOMY8TUAqSxo1v:GYaUzcKMGMj7JJOR53r1g |
MALICIOUS
Application was dropped or rewritten from another process
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
- smss.exe (PID: 2268)
- smss.exe (PID: 3448)
- smss.exe (PID: 1632)
Drops executable file immediately after starts
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
- smss.exe (PID: 1632)
Registers / Runs the DLL via REGSVR32.EXE
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
Loads dropped or rewritten executable
- regsvr32.exe (PID: 124)
- regsvr32.exe (PID: 3916)
- lsass.exe (PID: 2044)
- ctfmon.exe (PID: 1672)
- Explorer.EXE (PID: 1376)
- smss.exe (PID: 2268)
- WerFault.exe (PID: 2868)
- Dwm.exe (PID: 824)
- Explorer.EXE (PID: 1680)
Changes AppInit_DLLs value (autorun option)
- lsass.exe (PID: 2044)
Loads the Task Scheduler COM API
- WerFault.exe (PID: 2868)
- Explorer.EXE (PID: 1680)
SUSPICIOUS
Checks supported languages
- WinRAR.exe (PID: 2960)
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
- cmd.exe (PID: 3460)
- cmd.exe (PID: 1856)
- cmd.exe (PID: 1860)
- cmd.exe (PID: 3968)
- smss.exe (PID: 2268)
- cmd.exe (PID: 3512)
- cmd.exe (PID: 3592)
- cmd.exe (PID: 3032)
- smss.exe (PID: 1632)
- cmd.exe (PID: 2360)
- smss.exe (PID: 3448)
- cmd.exe (PID: 916)
- cmd.exe (PID: 2340)
Reads the computer name
- WinRAR.exe (PID: 2960)
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
Drops a file with too old compile date
- WinRAR.exe (PID: 2960)
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
- smss.exe (PID: 1632)
Executable content was dropped or overwritten
- WinRAR.exe (PID: 2960)
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
- smss.exe (PID: 1632)
Creates files in the Windows directory
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
Starts itself from another location
- ¦+¦·+·.exe (PID: 1396)
Creates/Modifies COM task schedule object
- regsvr32.exe (PID: 3916)
- regsvr32.exe (PID: 124)
Drops a file that was compiled in debug mode
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
Starts CMD.EXE for commands execution
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
Removes files from Windows directory
- ¦+¦·+·.exe (PID: 1396)
- lsass.exe (PID: 2044)
- cmd.exe (PID: 2340)
Reads the date of Windows installation
- Explorer.EXE (PID: 1680)
Creates executable files which already exist in Windows
- WerFault.exe (PID: 2868)
Reads default file associations for system extensions
- Explorer.EXE (PID: 1680)
INFO
Checks supported languages
- cacls.exe (PID: 3040)
- regsvr32.exe (PID: 3916)
- cacls.exe (PID: 2496)
- cacls.exe (PID: 4040)
- cacls.exe (PID: 2980)
- cacls.exe (PID: 2804)
- cacls.exe (PID: 2624)
- cacls.exe (PID: 2108)
- cacls.exe (PID: 2848)
- regsvr32.exe (PID: 124)
- WerFault.exe (PID: 2868)
- Explorer.EXE (PID: 1680)
Manual execution by user
- ¦+¦·+·.exe (PID: 1396)
Reads the computer name
- cacls.exe (PID: 3040)
- regsvr32.exe (PID: 3916)
- cacls.exe (PID: 4040)
- cacls.exe (PID: 2108)
- cacls.exe (PID: 2804)
- cacls.exe (PID: 2848)
- cacls.exe (PID: 2980)
- cacls.exe (PID: 2496)
- cacls.exe (PID: 2624)
- regsvr32.exe (PID: 124)
- Explorer.EXE (PID: 1680)
- WerFault.exe (PID: 2868)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .zip | | | ZIP compressed archive (100) |
|---|
EXIF
ZIP
| ZipFileName: | ?ŵ???.exe |
|---|---|
| ZipUncompressedSize: | 89600 |
| ZipCompressedSize: | 85707 |
| ZipCRC: | 0x6e02fe39 |
| ZipModifyDate: | 2020:06:12 08:24:03 |
| ZipCompression: | Deflated |
| ZipBitFlag: | - |
| ZipRequiredVersion: | 20 |
Total processes
85
Monitored processes
31
Malicious processes
4
Suspicious processes
4
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 124 | "C:\Windows\System32\regsvr32.exe" C:\Windows\system32\com\netcfg.dll /s | C:\Windows\System32\regsvr32.exe | — | lsass.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft(C) Register Server Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 824 | "C:\Windows\system32\Dwm.exe" | C:\Windows\system32\Dwm.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Desktop Window Manager Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 916 | cmd.exe /c rd /s /q "C:\Windows\system32\dnsq.dll" | C:\Windows\system32\cmd.exe | — | lsass.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 267 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1376 | C:\Windows\Explorer.EXE | C:\Windows\Explorer.EXE | — | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 255 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1396 | "C:\Users\admin\Desktop\¦+¦·+·.exe" | C:\Users\admin\Desktop\¦+¦·+·.exe | Explorer.EXE | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 1632 | C:\Windows\system32\com\smss.exe C:\Windows\system32\com\lsass.exe|C:\pagefile.pif | C:\Windows\system32\com\smss.exe | cmd.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 1 Modules
| |||||||||||||||
| 1672 | C:\Windows\System32\ctfmon.exe | C:\Windows\System32\ctfmon.exe | — | taskeng.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: CTF Loader Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1680 | "C:\Windows\Explorer.EXE" | C:\Windows\Explorer.EXE | — | WerFault.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1856 | cmd.exe /c rd /s /q "C:\Windows\system32\com\lsass.exe" | C:\Windows\system32\cmd.exe | — | lsass.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 267 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1860 | cmd.exe /c rd /s /q "C:\Windows\system32\com\netcfg.000" | C:\Windows\system32\cmd.exe | — | lsass.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 267 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
Total events
6 307
Read events
6 056
Write events
189
Delete events
62
Modification events
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\Win7-KB3191566-x86.zip | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\磁碟机病毒.zip | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (2960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
Executable files
10
Suspicious files
0
Text files
1
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2868 | WerFault.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportArchive\AppCrash_Explorer.EXE_5c316724265a4216cf1d64b3e812e2393aea33_0b244e12\Report.wer | — | |
MD5:— | SHA256:— | |||
| 2044 | lsass.exe | C:\Windows\system32\dnsq.dll | executable | |
MD5:— | SHA256:— | |||
| 1396 | ¦+¦·+·.exe | C:\Windows\system32\com\netcfg.000 | executable | |
MD5:— | SHA256:— | |||
| 2044 | lsass.exe | C:\NetApi00.sys | executable | |
MD5:— | SHA256:— | |||
| 1396 | ¦+¦·+·.exe | C:\NetApi00.sys | executable | |
MD5:— | SHA256:— | |||
| 1396 | ¦+¦·+·.exe | C:\Windows\system32\com\netcfg.dll | executable | |
MD5:— | SHA256:— | |||
| 2044 | lsass.exe | C:\AUTORUN.INF | ini | |
MD5:— | SHA256:— | |||
| 1396 | ¦+¦·+·.exe | C:\Windows\system32\com\smss.exe | executable | |
MD5:— | SHA256:— | |||
| 1396 | ¦+¦·+·.exe | C:\Windows\system32\com\lsass.exe | executable | |
MD5:4C36884F0644946344FA847756F4A04E | SHA256:E60E684986EC4F5C9D6C81109A5AC41A9254CDFDC08734FA4AE30596DC8FBF42 | |||
| 2044 | lsass.exe | C:\037589.log | executable | |
MD5:4C36884F0644946344FA847756F4A04E | SHA256:E60E684986EC4F5C9D6C81109A5AC41A9254CDFDC08734FA4AE30596DC8FBF42 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report