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| File name: | Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.rar |
| Full analysis: | https://app.any.run/tasks/c038e9bd-a206-4e70-95c7-3e0f1e7ae357 |
| 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 31, 2023, 23:11:24 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-rar |
| File info: | RAR archive data, flags: Locked EncryptedBlockHeader |
| MD5: | FECE27B4884C071FCDBF66CCDFA52C2D |
| SHA1: | 76DAE8C49CAE7E71FD9CA55D2AD22123F27B4F16 |
| SHA256: | 55F9D1F7767797AA6C9EEF0C2FB01E88C3050006B496B2FDB02F4F2B3E419579 |
| SSDEEP: | 24576:Ms58hBNs1DpSodGnaduQi9wEhKzmOu/8jCu/C4mSCpXP3vUqcmeFUVlAmzB2:Ms58KsxaEDiEhKzu/8uwmSCdfgFms |
MALICIOUS
Uses Task Scheduler to run other applications
- cmd.exe (PID: 988)
Starts Visual C# compiler
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
Adds path to the Windows Defender exclusion list
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
Remcos is detected
- csc.exe (PID: 3080)
REMCOS detected by memory dumps
- csc.exe (PID: 3080)
SUSPICIOUS
Starts CMD.EXE for commands execution
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
Reads the Internet Settings
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
- powershell.exe (PID: 2700)
Starts POWERSHELL.EXE for commands execution
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
The process hide an interactive prompt from the user
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
Using PowerShell to operate with local accounts
- powershell.exe (PID: 2700)
Connects to unusual port
- csc.exe (PID: 3080)
INFO
Reads the computer name
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
- csc.exe (PID: 3080)
Checks supported languages
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
- csc.exe (PID: 3080)
The process checks LSA protection
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
- powershell.exe (PID: 2700)
Creates files or folders in the user directory
- cmd.exe (PID: 1764)
Reads the machine GUID from the registry
- Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe (PID: 3864)
Reads product name
- csc.exe (PID: 3080)
Reads Environment values
- csc.exe (PID: 3080)
Reads security settings of Internet Explorer
- powershell.exe (PID: 2700)
Create files in a temporary directory
- powershell.exe (PID: 2700)
Creates files in the program directory
- csc.exe (PID: 3080)
Reads settings of System Certificates
- powershell.exe (PID: 2700)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Remcos
(PID) Process(3080) csc.exe
Max_keylog_file100000
Keylog_dirremcos
Copy_dirRemcos
Connect_delay0
Audio_dirMicRecords
Audio_path%ProgramFiles%
Audio_record_time5
Delete_fileFalse
Mouse_optionFalse
Screenshot_cryptFalse
Screenshot_fileScreenshots
Screenshot_path%APPDATA%
Take_ScreenshotFalse
Screenshot_time5
Screenshot_flagFalse
Hide_keylogFalse
Keylog_cryptFalse
Keylog_filelogs.dat
Keylog_path%LOCALAPPDATA%
Keylog_flag1
Mutex_nameRmc-KRVPQ3
Hide_fileFalse
Startup_valueRemcos
Copy_fileremcos.exe
Setup_path%LOCALAPPDATA%
Install_HKLM\Explorer\Run1
Install_HKLM\RunTrue
Install_HKCU\RunTrue
Install_flagFalse
Connect_interval1
BotnetRemoteHost
Hosts (2)127.0.0.1:8029
afgdsg.duckdns.org:8029
TRiD
| .rar | | | RAR compressed archive (v-4.x) (58.3) |
|---|---|---|
| .rar | | | RAR compressed archive (gen) (41.6) |
Total processes
44
Monitored processes
7
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1048 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.rar" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.91.0 Modules
| |||||||||||||||
| 3864 | "C:\Users\admin\AppData\Local\Temp\Rar$EXb1048.29614\Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe" | C:\Users\admin\AppData\Local\Temp\Rar$EXb1048.29614\Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe | — | WinRAR.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 4294967295 Modules
| |||||||||||||||
| 988 | "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\admin\AppData\Roaming\AppData.exe'" /f | C:\Windows\System32\cmd.exe | — | Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.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
| |||||||||||||||
| 1764 | "cmd" /c copy "C:\Users\admin\AppData\Local\Temp\Rar$EXb1048.29614\Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe" "C:\Users\admin\AppData\Roaming\AppData.exe" | C:\Windows\System32\cmd.exe | — | Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1796 | schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\admin\AppData\Roaming\AppData.exe'" /f | C:\Windows\System32\schtasks.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2700 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "'C:\Users\admin\AppData\Local\Temp\Rar$EXb1048.29614\Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe'" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 3080 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe | Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Visual C# Command Line Compiler Version: 4.0.30319.34209 built by: FX452RTMGDR Modules
Remcos(PID) Process(3080) csc.exe Max_keylog_file100000 Keylog_dirremcos Copy_dirRemcos Connect_delay0 Audio_dirMicRecords Audio_path%ProgramFiles% Audio_record_time5 Delete_fileFalse Mouse_optionFalse Screenshot_cryptFalse Screenshot_fileScreenshots Screenshot_path%APPDATA% Take_ScreenshotFalse Screenshot_time5 Screenshot_flagFalse Hide_keylogFalse Keylog_cryptFalse Keylog_filelogs.dat Keylog_path%LOCALAPPDATA% Keylog_flag1 Mutex_nameRmc-KRVPQ3 Hide_fileFalse Startup_valueRemcos Copy_fileremcos.exe Setup_path%LOCALAPPDATA% Install_HKLM\Explorer\Run1 Install_HKLM\RunTrue Install_HKCU\RunTrue Install_flagFalse Connect_interval1 BotnetRemoteHost Hosts (2)127.0.0.1:8029 afgdsg.duckdns.org:8029 | |||||||||||||||
Total events
10 928
Read events
10 836
Write events
92
Delete events
0
Modification events
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\Win7-KB3191566-x86.zip | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop\phacker.zip | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (1048) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
Executable files
0
Suspicious files
6
Text files
0
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1048 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$EXb1048.29614\Factura y comprobante de pago detalle de transaccion -pdf-65478396473847389.exe | — | |
MD5:— | SHA256:— | |||
| 1764 | cmd.exe | C:\Users\admin\AppData\Roaming\AppData.exe | — | |
MD5:— | SHA256:— | |||
| 3080 | csc.exe | C:\ProgramData\remcos\logs.dat | binary | |
MD5:161252DADE8B424F5F4B82E59E08A2F7 | SHA256:DF47346480278B2D38EBE4C075B4BFF3A9D45BEB648BC5DEDE3164F38A34959E | |||
| 2700 | powershell.exe | C:\Users\admin\AppData\Local\Temp\pthz0zcp.ycg.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
| 2700 | powershell.exe | C:\Users\admin\AppData\Local\Temp\ybchbkja.hka.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
| 2700 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | dbf | |
MD5:446DD1CF97EABA21CF14D03AEBC79F27 | SHA256:A7DE5177C68A64BD48B36D49E2853799F4EBCFA8E4761F7CC472F333DC5F65CF | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
3
DNS requests
2
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 |
|---|---|---|---|---|---|---|
3080 | csc.exe | 177.255.88.17:8029 | afgdsg.duckdns.org | Colombia Movil | CO | malicious |
— | — | 177.255.88.17:8029 | afgdsg.duckdns.org | Colombia Movil | CO | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
afgdsg.duckdns.org |
| malicious |
dns.msftncsi.com |
| shared |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Potentially Bad Traffic | ET INFO DYNAMIC_DNS Query to a *.duckdns .org Domain |
— | — | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |