| File name: | Extender.rar |
| Full analysis: | https://app.any.run/tasks/d9bc2812-8928-4e1f-93e3-4f711970d9a7 |
| Verdict: | Malicious activity |
| Threats: | Remote access trojans (RATs) are a type of malware that enables attackers to establish complete to partial control over infected computers. Such malicious programs often have a modular design, offering a wide range of functionalities for conducting illicit activities on compromised systems. Some of the most common features of RATs include access to the users’ data, webcam, and keystrokes. This malware is often distributed through phishing emails and links. |
| Analysis date: | March 21, 2019, 21:49:46 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-rar |
| File info: | RAR archive data, v4, os: Win32 |
| MD5: | 03913093707A2CACAECBE61702CC2875 |
| SHA1: | 782282E0C998BEFB09A1A3B1A553D6C48C1F0C99 |
| SHA256: | E1A1127CD0E7C5EBC256947F5E9134E8B2CF8E9C3408ADA5082361A02C5B4FBD |
| SSDEEP: | 196608:9T0YKwVhUCjW5JnD8H0VwvmQI5b4iXCs4W02p0x/cllQRhsKqc:t0yhUEW5JnDskwvzI58iXCspd0xEQfz |
MALICIOUS
Application was dropped or rewritten from another process
- WinRAR.exe (PID: 3572)
- Loader.exe (PID: 3544)
- winrar.exe (PID: 3260)
Runs PING.EXE for delay simulation
- cmd.exe (PID: 2144)
Detected Imminent RAT
- winrar.exe (PID: 3260)
Changes the autorun value in the registry
- winrar.exe (PID: 3260)
SUSPICIOUS
Uses WMIC.EXE to obtain a list of video controllers
- cmd.exe (PID: 2692)
Starts application with an unusual extension
- cmd.exe (PID: 3564)
- cmd.exe (PID: 3216)
- cmd.exe (PID: 3408)
- cmd.exe (PID: 2692)
Executable content was dropped or overwritten
- javaw.exe (PID: 3872)
- WinRAR.exe (PID: 3572)
- winrar.exe (PID: 3260)
- WinRAR.exe (PID: 3716)
Uses REG.EXE to modify Windows registry
- cmd.exe (PID: 3216)
- cmd.exe (PID: 3564)
Starts itself from another location
- WinRAR.exe (PID: 3572)
Starts CMD.EXE for commands execution
- WinRAR.exe (PID: 3572)
- javaw.exe (PID: 3872)
Creates files in the user directory
- javaw.exe (PID: 3872)
- winrar.exe (PID: 3260)
Connects to unusual port
- winrar.exe (PID: 3260)
Executes JAVA applets
- Loader.exe (PID: 3544)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .rar | | | RAR compressed archive (v-4.x) (58.3) |
|---|---|---|
| .rar | | | RAR compressed archive (gen) (41.6) |
EXIF
ZIP
| CompressedSize: | 44664 |
|---|---|
| UncompressedSize: | 93184 |
| OperatingSystem: | Win32 |
| ModifyDate: | 2017:05:13 05:09:10 |
| PackingMethod: | Normal |
| ArchivedFileName: | jrelibx32.dll |
Total processes
61
Monitored processes
24
Malicious processes
6
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 764 | C:\Windows\System32\chcp 866 | C:\Windows\System32\chcp.com | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Change CodePage Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1356 | C:\Windows\System32\chcp 65001 | C:\Windows\System32\chcp.com | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Change CodePage Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1520 | reg query "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v "ProductName" | C:\Windows\system32\reg.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2144 | "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\admin\AppData\Roaming\WinRAR\WinRAR.exe" | 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
| |||||||||||||||
| 2236 | C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding | C:\Windows\explorer.exe | — | svchost.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
| |||||||||||||||
| 2260 | C:\Windows\System32\wbem\wmic path win32_computersystemproduct get /Format:List | C:\Windows\System32\wbem\WMIC.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: WMI Commandline Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2376 | C:\Windows\System32\more | C:\Windows\System32\more.com | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: More Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2408 | reg query "HKU\S-1-5-19" | C:\Windows\system32\reg.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2692 | C:\Windows\System32\cmd.exe /c "C:\Windows\System32\chcp 866>nul & C:\Windows\System32\wbem\wmic Path Win32_VideoController Get VideoProcessor /Format:List | C:\Windows\System32\more" | C:\Windows\System32\cmd.exe | — | javaw.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
| |||||||||||||||
| 3064 | explorer C:\Users\admin\AppData\Roaming\WinRAR\WinRAR.exe | C:\Windows\explorer.exe | — | javaw.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
1 127
Read events
1 063
Write events
64
Delete events
0
Modification events
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\Extender.rar | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3716) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
Executable files
6
Suspicious files
4
Text files
4
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3716 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$EXa3716.1642\jrelibx32.dll | executable | |
MD5:— | SHA256:— | |||
| 3716 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$EXa3716.1642\jrelibx64.dll | executable | |
MD5:— | SHA256:— | |||
| 3716 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$EXa3716.1642\settings.ini | text | |
MD5:— | SHA256:— | |||
| 3260 | winrar.exe | C:\Users\admin\AppData\Roaming\Imminent\Monitoring\system.dat | binary | |
MD5:— | SHA256:— | |||
| 3260 | winrar.exe | C:\Users\admin\AppData\Roaming\Imminent\Monitoring\network.dat | binary | |
MD5:— | SHA256:— | |||
| 3872 | javaw.exe | C:\Users\admin\.oracle_jre_usage\90737d32e3abaa4.timestamp | text | |
MD5:— | SHA256:— | |||
| 3716 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$EXa3716.1642\Loader.exe | executable | |
MD5:— | SHA256:— | |||
| 3872 | javaw.exe | C:\Users\admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1302019708-1500728564-335382590-1000\83aa4cc77f591dfc2374580bbd95f6ba_90059c37-1320-41a4-b58d-2b75a9850d2f | dbf | |
MD5:C8366AE350E7019AEFC9D1E6E6A498C6 | SHA256:11E6ACA8E682C046C83B721EEB5C72C5EF03CB5936C60DF6F4993511DDC61238 | |||
| 3872 | javaw.exe | C:\Users\admin\D103199D-3C3F-AB45-A928-AB014D429B1F.txt | text | |
MD5:— | SHA256:— | |||
| 3572 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\winrar\winrar.exe | executable | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
3
TCP/UDP connections
12
DNS requests
2
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3872 | javaw.exe | GET | 200 | 37.140.192.35:80 | http://extenderhacks.ru/info.txt | RU | text | 184 b | suspicious |
3872 | javaw.exe | GET | 200 | 37.140.192.35:80 | http://extenderhacks.ru/image.jpg | RU | image | 785 Kb | suspicious |
3872 | javaw.exe | POST | 200 | 37.140.192.35:80 | http://extenderhacks.ru/Free/upload.php | RU | — | — | suspicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3260 | winrar.exe | 176.109.255.1:1605 | karn.ddns.net | Lugansky Merezhy Ltd | UA | unknown |
3872 | javaw.exe | 37.140.192.35:80 | extenderhacks.ru | Domain names registrar REG.RU, Ltd | RU | suspicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
extenderhacks.ru |
| suspicious |
karn.ddns.net |
| malicious |