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| File name: | DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe |
| Full analysis: | https://app.any.run/tasks/99875e38-36bf-458e-8353-54f21b4fd293 |
| Verdict: | Malicious activity |
| Threats: | njRAT is a remote access trojan. It is one of the most widely accessible RATs on the market that features an abundance of educational information. Interested attackers can even find tutorials on YouTube. This allows it to become one of the most popular RATs in the world. |
| Analysis date: | March 14, 2019, 19:18:05 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 42464086E929BDC72ECD5F0AE7341242 |
| SHA1: | CEC221E566ECB9E8D766FEC62A043110A681BE4B |
| SHA256: | BBEE13B6AA523DF726FD16899ABD2F717595CACDEE5F85AB7E5A1B735BB8662F |
| SSDEEP: | 24576:pu6J3pO0c+JY5UZwC0kGso6FaaekQToyWYVrEH7d:LQ0c++OwvkGs9FaaaTcYy |
MALICIOUS
Loads dropped or rewritten executable
- DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe (PID: 2856)
Changes the autorun value in the registry
- RegAsm.exe (PID: 4060)
Connects to CnC server
- RegAsm.exe (PID: 4060)
Uses Task Scheduler to run other applications
- DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe (PID: 2856)
- IMJPUEX.exe (PID: 3040)
Application was dropped or rewritten from another process
- IMJPUEX.exe (PID: 3040)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 3964)
- schtasks.exe (PID: 2860)
NJRAT was detected
- RegAsm.exe (PID: 4060)
SUSPICIOUS
Changes tracing settings of the file or console
- DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe (PID: 2856)
Uses NETSH.EXE for network configuration
- RegAsm.exe (PID: 4060)
Executable content was dropped or overwritten
- DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe (PID: 2856)
Connects to unusual port
- RegAsm.exe (PID: 4060)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| ProductVersion: | 115.118.869.288 |
|---|---|
| ProductName: | SnippingTool |
| LegalCopyright: | subst |
| FileVersion: | 678.389.823.740 |
| CompanyName: | qappsrv |
| OriginalFileName: | PresentationHost.exe |
| FileDescription: | regsvr32 |
| CharacterSet: | Unicode |
| LanguageCode: | English (U.S.) |
| FileSubtype: | - |
| ObjectFileType: | Dynamic link library |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 1.0.0.0 |
| FileVersionNumber: | 1.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 5.1 |
| ImageVersion: | - |
| OSVersion: | 5.1 |
| EntryPoint: | 0x27dcd |
| UninitializedDataSize: | - |
| InitializedDataSize: | 532992 |
| CodeSize: | 581120 |
| LinkerVersion: | 12 |
| PEType: | PE32 |
| TimeStamp: | 2019:03:13 13:57:49+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 13-Mar-2019 12:57:49 |
| Detected languages: |
|
| FileDescription: | regsvr32 |
| OriginalFilename: | PresentationHost.exe |
| CompanyName: | qappsrv |
| FileVersion: | 678.389.823.740 |
| LegalCopyright: | subst |
| ProductName: | SnippingTool |
| ProductVersion: | 115.118.869.288 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000110 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 13-Mar-2019 12:57:49 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x0008DCC4 | 0x0008DE00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.67542 |
.rdata | 0x0008F000 | 0x0002E10E | 0x0002E200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.76011 |
.data | 0x000BE000 | 0x00008F74 | 0x00005200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.19875 |
.rsrc | 0x000C7000 | 0x00047A2C | 0x00047C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.29742 |
.reloc | 0x0010F000 | 0x0000711C | 0x00007200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.77903 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.40026 | 1007 | Latin 1 / Western European | English - United Kingdom | RT_MANIFEST |
2 | 7.94667 | 14091 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
3 | 4.42996 | 67624 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
4 | 4.72983 | 38056 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
5 | 4.76556 | 21640 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
6 | 4.56354 | 16936 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
7 | 3.34702 | 1428 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
8 | 3.2817 | 1674 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
9 | 3.28849 | 1168 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
10 | 3.28373 | 1532 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
Imports
ADVAPI32.dll |
COMCTL32.dll |
COMDLG32.dll |
GDI32.dll |
IPHLPAPI.DLL |
KERNEL32.dll |
MPR.dll |
OLEAUT32.dll |
PSAPI.DLL |
SHELL32.dll |
Total processes
40
Monitored processes
7
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2856 | "C:\Users\admin\AppData\Local\Temp\DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe" | C:\Users\admin\AppData\Local\Temp\DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe | explorer.exe | |
User: admin Company: qappsrv Integrity Level: MEDIUM Description: regsvr32 Exit code: 0 Version: 678.389.823.740 | ||||
| 4060 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Version: 2.0.50727.5420 (Win7SP1.050727-5400) | ||||
| 2220 | netsh firewall add allowedprogram "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" "RegAsm.exe" ENABLE | C:\Windows\system32\netsh.exe | — | RegAsm.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Network Command Shell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3964 | "C:\Windows\System32\schtasks.exe" /create /tn WMIADAP /tr "C:\Users\admin\LockAppHost\IMJPUEX.exe" /sc minute /mo 1 /F | C:\Windows\System32\schtasks.exe | — | DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.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) | ||||
| 3040 | C:\Users\admin\LockAppHost\IMJPUEX.exe | C:\Users\admin\LockAppHost\IMJPUEX.exe | — | taskeng.exe |
User: admin Company: qappsrv Integrity Level: MEDIUM Description: regsvr32 Exit code: 0 Version: 678.389.823.740 | ||||
| 3896 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | — | IMJPUEX.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Exit code: 0 Version: 2.0.50727.5420 (Win7SP1.050727-5400) | ||||
| 2860 | "C:\Windows\System32\schtasks.exe" /create /tn WMIADAP /tr "C:\Users\admin\LockAppHost\IMJPUEX.exe" /sc minute /mo 1 /F | C:\Windows\System32\schtasks.exe | — | IMJPUEX.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) | ||||
Total events
314
Read events
181
Write events
0
Delete events
0
Modification events
Executable files
3
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2856 | DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe | C:\Users\admin\AppData\Local\Temp\A1D26E2\9C65EECB28.tmp | executable | |
MD5:AA36BBE4883E3572758955310386ADA0 | SHA256:D32558AA4A08993842223B5EE01B6809765D66135AC9558B71C55B4680A5AEEF | |||
| 2856 | DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe | C:\Users\admin\LockAppHost\IMJPUEX.exe | executable | |
MD5:10FFF6F7729611ED61F48953DD5F0DF2 | SHA256:7A307F3684624D2EF7C1B9F106569CD6C2F8E6B8B43FB2DED89BD437CE01E60E | |||
| 2856 | DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe | C:\Users\admin\AppData\Local\Temp\conres.dll | executable | |
MD5:7574CF2C64F35161AB1292E2F532AABF | SHA256:DE055A89DE246E629A8694BDE18AF2B1605E4B9B493C7E4AEF669DD67ACF5085 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
3
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 |
|---|---|---|---|---|---|---|
2856 | DocumentoPdfVista 700684583001 DocumentoPdfVista 700684583002 DocumentoPdfVista 700684583003.exe | 104.200.23.95:80 | www.aieov.com | Linode, LLC | US | malicious |
4060 | RegAsm.exe | 186.146.240.24:1992 | argentinagerman.duckdns.org | Telmex Colombia S.A. | CO | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
5isohu.com |
| whitelisted |
www.aieov.com |
| malicious |
argentinagerman.duckdns.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
4060 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT.Gen RAT outbound connection |
2 ETPRO signatures available at the full report