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| File name: | IlUfY.xlsm |
| Full analysis: | https://app.any.run/tasks/2d259cfc-31c4-4143-b5fd-a8ff04ffe7b3 |
| Verdict: | Malicious activity |
| Analysis date: | November 30, 2020, 05:55:01 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
| File info: | Microsoft Excel 2007+ |
| MD5: | 46E109A17C6911B360657707F182F373 |
| SHA1: | 2C4D88BDC88B88A4A4F3EE0A34191188C75F710C |
| SHA256: | 12F1EA509D52A9695408A73BCF71DDD24F8A4FAEE2A99798A63B22CE2FBF73DC |
| SSDEEP: | 1536:c5y66r66hPpVOxc2ZIQgW/TWexnHqPTdgnyLJxWRegWPgPTW/xWe+W/xWeeWR5Tg:cIpVMZBCLBPPPr8owdT9QP4q/AAi |
MALICIOUS
Unusual execution from Microsoft Office
- EXCEL.EXE (PID: 2656)
Registers / Runs the DLL via REGSVR32.EXE
- EXCEL.EXE (PID: 2656)
SUSPICIOUS
No suspicious indicators.INFO
Creates files in the user directory
- EXCEL.EXE (PID: 2656)
Changes internet zones settings
- iexplore.exe (PID: 3744)
Reads Microsoft Office registry keys
- EXCEL.EXE (PID: 2656)
Manual execution by user
- iexplore.exe (PID: 3744)
Application launched itself
- iexplore.exe (PID: 3744)
Reads internet explorer settings
- iexplore.exe (PID: 1300)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .xlsx | | | Excel Microsoft Office Open XML Format document (61.2) |
|---|---|---|
| .zip | | | Open Packaging Conventions container (31.5) |
| .zip | | | ZIP compressed archive (7.2) |
EXIF
ZIP
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | 0x0006 |
| ZipCompression: | Deflated |
| ZipModifyDate: | 1980:01:01 00:00:00 |
| ZipCRC: | 0x2dd8890b |
| ZipCompressedSize: | 435 |
| ZipUncompressedSize: | 1543 |
| ZipFileName: | [Content_Types].xml |
XML
| Application: | Microsoft Excel |
|---|---|
| DocSecurity: | None |
| ScaleCrop: | No |
| HeadingPairs: |
|
| TitlesOfParts: |
|
| LinksUpToDate: | No |
| SharedDoc: | No |
| HyperlinksChanged: | No |
| AppVersion: | 15.03 |
| LastModifiedBy: | - |
| CreateDate: | 2006:09:16 00:00:00Z |
| ModifyDate: | 2020:11:30 00:36:47Z |
XMP
| Creator: | - |
|---|
Total processes
41
Monitored processes
4
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2656 | "C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE | explorer.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 14.0.6024.1000 | ||||
| 1468 | regsvr32 -s C:\ProgramData\component.ocx | C:\Windows\system32\regsvr32.exe | — | EXCEL.EXE |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft(C) Register Server Exit code: 3 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3744 | "C:\Program Files\Internet Explorer\iexplore.exe" | C:\Program Files\Internet Explorer\iexplore.exe | explorer.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Exit code: 1 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) | ||||
| 1300 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3744 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) | ||||
Total events
831
Read events
712
Write events
0
Delete events
0
Modification events
Executable files
0
Suspicious files
2
Text files
4
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2656 | EXCEL.EXE | C:\Users\admin\AppData\Local\Temp\CVRA969.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 2656 | EXCEL.EXE | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\F30B5712.png | — | |
MD5:— | SHA256:— | |||
| 2656 | EXCEL.EXE | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\5D0697EB.png | — | |
MD5:— | SHA256:— | |||
| 2656 | EXCEL.EXE | C:\Users\admin\Desktop\~$IlUfY.xlsm | — | |
MD5:— | SHA256:— | |||
| 3744 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico | — | |
MD5:— | SHA256:— | |||
| 3744 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\~DF196669479501A78E.TMP | — | |
MD5:— | SHA256:— | |||
| 3744 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\~DFBCEB5D6DD7B751C6.TMP | — | |
MD5:— | SHA256:— | |||
| 3744 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\~DF92D4730AEA3AAD6E.TMP | — | |
MD5:— | SHA256:— | |||
| 3744 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{BD1DDA72-32D0-11EB-9CF6-12A9866C77DE}.dat | — | |
MD5:— | SHA256:— | |||
| 3744 | iexplore.exe | C:\Users\admin\AppData\Local\Temp\~DF551C26A6EB8A866F.TMP | — | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
3
DNS requests
4
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2656 | EXCEL.EXE | GET | — | 62.173.140.173:80 | http://premialestats.co/con3cti0n.dll | RU | — | — | malicious |
3744 | 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 |
|---|---|---|---|---|---|---|
3744 | iexplore.exe | 204.79.197.200:80 | www.bing.com | Microsoft Corporation | US | whitelisted |
2656 | EXCEL.EXE | 62.173.140.173:80 | premialestats.co | JSC Internet-Cosmos | RU | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
premialestats.co |
| unknown |
api.bing.com |
| whitelisted |
www.bing.com |
| whitelisted |