| File name: | ursnif_dropper.zip |
| Full analysis: | https://app.any.run/tasks/1f13bc29-e751-43dd-840a-d0c126ae9565 |
| Verdict: | Malicious activity |
| Analysis date: | April 23, 2019, 10:27:25 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract |
| MD5: | 48A0CA7B5B870ED694D9CD15B11E4E51 |
| SHA1: | 763683091205D0365C0E82FC7178D081B1781C97 |
| SHA256: | 824634C19BE6E14BD709BEEE590172E61F9EDE04756574422058CA78F6C1BEDE |
| SSDEEP: | 1536:LRK321dRQ1vjAnTieUGbII1e9hSWOktapR2pMChqUF:LjdRGATiJI1yVOktoRahq4 |
MALICIOUS
Executes PowerShell scripts
- cmD.exe (PID: 1480)
- cmD.exe (PID: 3160)
Starts CMD.EXE for commands execution
- EXCEL.EXE (PID: 2956)
- EXCEL.EXE (PID: 2816)
Unusual execution from Microsoft Office
- EXCEL.EXE (PID: 2956)
- EXCEL.EXE (PID: 2816)
SUSPICIOUS
Starts CMD.EXE for commands execution
- WinRAR.exe (PID: 960)
- cmD.exe (PID: 1480)
- cmD.exe (PID: 3160)
Starts Microsoft Office Application
- WinRAR.exe (PID: 960)
Creates files in the user directory
- powershell.exe (PID: 1212)
- powershell.exe (PID: 724)
INFO
Reads Microsoft Office registry keys
- EXCEL.EXE (PID: 2956)
- EXCEL.EXE (PID: 2816)
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
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | - |
| ZipCompression: | Deflated |
| ZipModifyDate: | 2045:10:05 06:01:08 |
| ZipCRC: | 0x91f90767 |
| ZipCompressedSize: | 1121 |
| ZipUncompressedSize: | 2179 |
| ZipFileName: | Italiano.bat |
Total processes
53
Monitored processes
15
Malicious processes
5
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 392 | certutil /decode "C:\Users\admin\AppData\Local\Temp\b64" "C:\Users\admin\AppData\Local\Temp\decoded" | C:\Windows\system32\certutil.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: CertUtil.exe Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 724 | pOwerShEll -exeCutioNp bypASs -nOprOFIle -NOnIntE -WinD hidDEN ${execUTIonCOnteXt}.InvokeCoMmAnd.InVokEsCripT( ${iNput} ) | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmD.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 960 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\ursnif_dropper.zip" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.60.0 Modules
| |||||||||||||||
| 1212 | pOwerShEll -exeCutioNp bypASs -nOprOFIle -NOnIntE -WinD hidDEN ${execUTIonCOnteXt}.InvokeCoMmAnd.InVokEsCripT( ${iNput} ) | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmD.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1336 | "C:\Windows\regedit.exe" /s "C:\Users\admin\AppData\Local\Temp\decoded" | C:\Windows\regedit.exe | cmd.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Registry Editor Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1360 | C:\Windows\system32\cmd.exe /S /D /c" EchO/^&( $Env:COMSPec[4,15,25]-jOiN'') (NEw-oBJEct IO.COMpREsSION.DeflAtEsTREAm( [syStem.Io.MeMoRysTrEaM] [conVeRt]::FROMbasE64sTrINg( '' ), [SYsTeM.io.coMPReSsIoN.COmPreSsIOnModE]::deCOmPreSS )^| fOReAch-OBjECt{NEw-oBJEct iO.stREAmREADeR( $_,[TexT.eNCoDiNg]::aSCiI )}).readtOEnd() " | C:\Windows\system32\cmd.exe | — | cmD.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1480 | cmD /C " EchO/^^^&( $Env:COMSPec[4,15,25]-jOiN'') (NEw-oBJEct IO.COMpREsSION.DeflAtEsTREAm( [syStem.Io.MeMoRysTrEaM] [conVeRt]::FROMbasE64sTrINg( '' ), [SYsTeM.io.coMPReSsIoN.COmPreSsIOnModE]::deCOmPreSS )^^^| fOReAch-OBjECt{NEw-oBJEct iO.stREAmREADeR( $_,[TexT.eNCoDiNg]::aSCiI )}).readtOEnd() | pOwerShEll -exeCutioNp bypASs -nOprOFIle -NOnIntE -WinD hidDEN ${execUTIonCOnteXt}.InvokeCoMmAnd.InVokEsCripT( ${iNput} )" | C:\Windows\system32\cmD.exe | — | EXCEL.EXE | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1856 | tzutil /s "W. Europe Standard Time" | C:\Windows\system32\tzutil.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Time Zone Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1932 | cmd /c ""C:\Users\admin\AppData\Local\Temp\Rar$DIa960.27202\Italiano.bat" " | C:\Windows\system32\cmd.exe | — | WinRAR.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2200 | regedit.exe /s "C:\Users\admin\AppData\Local\Temp\decoded" | C:\Windows\regedit.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Editor Exit code: 3221226540 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
2 175
Read events
1 931
Write events
223
Delete events
21
Modification events
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\ursnif_dropper.zip | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
| Operation: | write | Name: | @C:\Windows\System32\acppage.dll,-6002 |
Value: Windows Batch File | |||
| (PID) Process: | (960) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
Executable files
0
Suspicious files
7
Text files
5
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2956 | EXCEL.EXE | C:\Users\admin\AppData\Local\Temp\CVR6FED.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 1212 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\4PKD8VSPH6FH6VOP4PKF.temp | — | |
MD5:— | SHA256:— | |||
| 2956 | EXCEL.EXE | C:\Users\admin\AppData\Local\Temp\~DF8B9FABFCD3F970C5.TMP | — | |
MD5:— | SHA256:— | |||
| 2956 | EXCEL.EXE | C:\Users\admin\AppData\Local\Temp\~DFB197FAD153FD3F8C.TMP | — | |
MD5:— | SHA256:— | |||
| 2816 | EXCEL.EXE | C:\Users\admin\AppData\Local\Temp\CVR20D5.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 724 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\B3QXO5MZQSO03ELPYD3I.temp | — | |
MD5:— | SHA256:— | |||
| 960 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DIa960.27202\Italiano.bat | text | |
MD5:— | SHA256:— | |||
| 1212 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF117973.TMP | binary | |
MD5:— | SHA256:— | |||
| 1212 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms | binary | |
MD5:— | SHA256:— | |||
| 1932 | cmd.exe | C:\Users\admin\AppData\Local\Temp\b64 | text | |
MD5:— | SHA256:— | |||
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