| File name: | Ransomware.Matsnu.zip |
| Full analysis: | https://app.any.run/tasks/90c19095-0177-4523-81fa-3fd01b3d612b |
| Verdict: | Malicious activity |
| Analysis date: | February 28, 2024, 20:29:12 |
| 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, compression method=deflate |
| MD5: | 0A3487070911228115F3A13E9DA2CB89 |
| SHA1: | C2D57C288BC9951DEE4CC289D15E18158EF3F725 |
| SHA256: | F73027DD665772CC94DBE22B15938260BE61CBAAD753EFDCCB61C4FA464645E0 |
| SSDEEP: | 1536:Wtmvcv25VrNQnc+6KmmjnFcqbq6eXq8GPHTDAY:WBUNQnc+6Vmmv6e8fP |
MALICIOUS
Drops the executable file immediately after the start
- WinRAR.exe (PID: 4052)
SUSPICIOUS
Application launched itself
- Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe (PID: 3500)
Starts application with an unusual extension
- explorer.exe (PID: 2232)
Executable content was dropped or overwritten
- explorer.exe (PID: 2232)
The process executes via Task Scheduler
- sipnotify.exe (PID: 1712)
- ctfmon.exe (PID: 148)
Reads the Internet Settings
- sipnotify.exe (PID: 1712)
INFO
Checks supported languages
- Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe (PID: 3500)
- Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe (PID: 2580)
- ilgfmrrhhp.pre (PID: 2572)
- wmpnscfg.exe (PID: 2284)
- wmpnscfg.exe (PID: 2328)
- IMEKLMG.EXE (PID: 2052)
- IMEKLMG.EXE (PID: 1304)
Executable content was dropped or overwritten
- WinRAR.exe (PID: 4052)
Manual execution by a user
- Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe (PID: 3500)
- wmpnscfg.exe (PID: 2284)
- wmpnscfg.exe (PID: 2328)
- IMEKLMG.EXE (PID: 1304)
- IMEKLMG.EXE (PID: 2052)
- explorer.exe (PID: 2412)
- POWERPNT.EXE (PID: 2860)
Drops the executable file immediately after the start
- explorer.exe (PID: 2232)
Create files in a temporary directory
- explorer.exe (PID: 2232)
Process checks whether UAC notifications are on
- IMEKLMG.EXE (PID: 2052)
- IMEKLMG.EXE (PID: 1304)
Reads the computer name
- IMEKLMG.EXE (PID: 2052)
- wmpnscfg.exe (PID: 2284)
- wmpnscfg.exe (PID: 2328)
- IMEKLMG.EXE (PID: 1304)
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: | 0x0009 |
| ZipCompression: | Deflated |
| ZipModifyDate: | 2013:05:28 04:06:28 |
| ZipCRC: | 0x2b55d899 |
| ZipCompressedSize: | 63681 |
| ZipUncompressedSize: | 104960 |
| ZipFileName: | Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .com_ |
Total processes
100
Monitored processes
13
Malicious processes
0
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 148 | 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
| |||||||||||||||
| 1304 | "C:\Program Files\Common Files\microsoft shared\IME14\SHARED\IMEKLMG.EXE" /SetPreload /JPN /Log | C:\Program Files\Common Files\microsoft shared\IME14\SHARED\IMEKLMG.EXE | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Office IME 2010 Exit code: 1 Version: 14.0.4734.1000 Modules
| |||||||||||||||
| 1712 | C:\Windows\system32\sipnotify.exe -LogonOrUnlock | C:\Windows\System32\sipnotify.exe | taskeng.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: sipnotify Exit code: 0 Version: 6.1.7602.20480 (win7sp1_ldr_escrow.191010-1716) Modules
| |||||||||||||||
| 2052 | "C:\Program Files\Common Files\microsoft shared\IME14\SHARED\IMEKLMG.EXE" /SetPreload /KOR /Log | C:\Program Files\Common Files\microsoft shared\IME14\SHARED\IMEKLMG.EXE | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Office IME 2010 Exit code: 1 Version: 14.0.4734.1000 Modules
| |||||||||||||||
| 2232 | explorer.exe | C:\Windows\explorer.exe | Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Explorer Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2284 | "C:\Program Files\Windows Media Player\wmpnscfg.exe" | C:\Program Files\Windows Media Player\wmpnscfg.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Media Player Network Sharing Service Configuration Application Exit code: 0 Version: 12.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2328 | "C:\Program Files\Windows Media Player\wmpnscfg.exe" | C:\Program Files\Windows Media Player\wmpnscfg.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Media Player Network Sharing Service Configuration Application Exit code: 0 Version: 12.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2412 | "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
| |||||||||||||||
| 2572 | C:\Users\admin\AppData\Local\Temp\ilgfmrrhhp.pre | C:\Users\admin\AppData\Local\Temp\ilgfmrrhhp.pre | — | explorer.exe | |||||||||||
User: admin Company: AIMP DevTeam Integrity Level: HIGH Description: AIMP3 Exit code: 1073807364 Version: 3.0.0.810 Modules
| |||||||||||||||
| 2580 | "C:\Users\admin\AppData\Local\Temp\Ransomware.Matsnu\Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe" | C:\Users\admin\AppData\Local\Temp\Ransomware.Matsnu\Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe | — | Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe | |||||||||||
User: admin Company: AIMP DevTeam Integrity Level: HIGH Description: AIMP3 Exit code: 1 Version: 3.0.0.810 Modules
| |||||||||||||||
Total events
6 547
Read events
6 481
Write events
60
Delete events
6
Modification events
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\phacker.zip | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\Win7-KB3191566-x86.zip | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\Ransomware.Matsnu.zip | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (4052) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2860 | POWERPNT.EXE | C:\Users\admin\AppData\Local\Temp\CVRA46D.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 2232 | explorer.exe | C:\Users\admin\AppData\Local\Temp\ilgfmrrhhp.pre | executable | |
MD5:1B2D2A4B97C7C2727D571BBF9376F54F | SHA256:7634433F8FCF4D13FB46D680802E48EEB160E0F51E228CAE058436845976381E | |||
| 4052 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Ransomware.Matsnu\Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .com_ | executable | |
MD5:1B2D2A4B97C7C2727D571BBF9376F54F | SHA256:7634433F8FCF4D13FB46D680802E48EEB160E0F51E228CAE058436845976381E | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
8
DNS requests
1
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1712 | sipnotify.exe | HEAD | — | 104.102.128.197:80 | http://query.prod.cms.rt.microsoft.com/cms/api/am/binary/RE2JgkA?v=133536258622340000 | unknown | — | — | unknown |
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 | 192.168.100.255:138 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
1112 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
1712 | sipnotify.exe | 104.102.128.197:80 | query.prod.cms.rt.microsoft.com | AKAMAI-AS | US | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
query.prod.cms.rt.microsoft.com |
| whitelisted |