analyze malware
- Huge database of samples and IOCs
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- Interactive approach
| File name: | httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf |
| Full analysis: | https://app.any.run/tasks/ae4d1658-d6f9-4516-90ab-abe145add6e6 |
| 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, 19:24:08 |
| 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: | 1E1DF9886159E73BDF87C1C7EE5B8704 |
| SHA1: | 059938D78EA44A13330FC6502B741D96D0CCF236 |
| SHA256: | E340A007F89F90CA9B24124D74EF6730BB68A442DA433E83FA398CF07A975819 |
| SSDEEP: | 24576:nCdxte/80jYLT3U1jfsWajiwkVU0kROlR7Glgta5rz++SpANqQ:Ww80cTsjkWajcVbnGMZ+6A/ |
MALICIOUS
Uses Task Scheduler to run other applications
- httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe (PID: 2960)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 3396)
NJRAT was detected
- RegAsm.exe (PID: 3812)
Connects to CnC server
- RegAsm.exe (PID: 3812)
SUSPICIOUS
Uses NETSH.EXE for network configuration
- RegAsm.exe (PID: 3812)
Connects to unusual port
- RegAsm.exe (PID: 3812)
Executable content was dropped or overwritten
- httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe (PID: 2960)
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
| CharacterSet: | Unicode |
|---|---|
| LanguageCode: | English (British) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 0.0.0.0 |
| FileVersionNumber: | 0.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 5.1 |
| ImageVersion: | - |
| OSVersion: | 5.1 |
| EntryPoint: | 0x27f4a |
| UninitializedDataSize: | - |
| InitializedDataSize: | 740864 |
| CodeSize: | 581120 |
| LinkerVersion: | 12 |
| PEType: | PE32 |
| TimeStamp: | 2019:03:14 18:11:58+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 14-Mar-2019 17:11:58 |
| Detected languages: |
|
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: | 14-Mar-2019 17:11:58 |
| 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 | 0x0008DD2E | 0x0008DE00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.67588 |
.rdata | 0x0008F000 | 0x0002E10E | 0x0002E200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.76073 |
.data | 0x000BE000 | 0x00008F74 | 0x00005200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.19881 |
.rsrc | 0x000C7000 | 0x0007A60C | 0x0007A800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.90563 |
.reloc | 0x00142000 | 0x00007130 | 0x00007200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.78238 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.40026 | 1007 | Latin 1 / Western European | English - United Kingdom | RT_MANIFEST |
2 | 4.48091 | 4304 | 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 |
11 | 3.26322 | 1628 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
12 | 3.25812 | 1126 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
99 | 2.11924 | 20 | Latin 1 / Western European | English - United Kingdom | RT_GROUP_ICON |
169 | 1.84274 | 20 | Latin 1 / Western European | English - United Kingdom | RT_GROUP_ICON |
Imports
ADVAPI32.dll |
COMCTL32.dll |
COMDLG32.dll |
GDI32.dll |
IPHLPAPI.DLL |
KERNEL32.dll |
MPR.dll |
OLEAUT32.dll |
PSAPI.DLL |
SHELL32.dll |
Total processes
41
Monitored processes
6
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2960 | "C:\Users\admin\AppData\Local\Temp\httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe" | C:\Users\admin\AppData\Local\Temp\httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 3472 | C:\Windows\system32\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503} | C:\Windows\system32\DllHost.exe | — | svchost.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: COM Surrogate Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3812 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Version: 2.0.50727.5420 (Win7SP1.050727-5400) | ||||
| 3396 | "C:\Windows\System32\schtasks.exe" /create /tn MicrosoftEdgeSH /tr "C:\Users\admin\BrokerLib\certca.exe" /sc minute /mo 1 /F | C:\Windows\System32\schtasks.exe | — | httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.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) | ||||
| 3460 | 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) | ||||
| 2544 | C:\Windows\system32\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503} | C:\Windows\system32\DllHost.exe | — | svchost.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: COM Surrogate Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
269
Read events
202
Write events
67
Delete events
0
Modification events
| (PID) Process: | — | Key: | HKEY_CURRENT_USER\Software\Microsoft\Direct3D\MostRecentApplication |
| Operation: | write | Name: | Name |
Value: DllHost.exe | |||
| (PID) Process: | — | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows Photo Viewer\Viewer |
| Operation: | write | Name: | MainWndPos |
Value: 6000000034000000A00400008002000000000000 | |||
| (PID) Process: | (2960) httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2960) httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3812) RegAsm.exe | Key: | HKEY_CURRENT_USER |
| Operation: | write | Name: | di |
Value: ! | |||
| (PID) Process: | (3812) RegAsm.exe | Key: | HKEY_CURRENT_USER\Environment |
| Operation: | write | Name: | SEE_MASK_NOZONECHECKS |
Value: 1 | |||
| (PID) Process: | — | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | — | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-100 |
Value: DHCP Quarantine Enforcement Client | |||
| (PID) Process: | — | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-101 |
Value: Provides DHCP based enforcement for NAP | |||
| (PID) Process: | — | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-103 |
Value: 1.0 | |||
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2960 | httpsdrivegooglecomucexportdownloadid17xKrI6yDQOpd3LTIDoFcwkdWQCxdoDQf.exe | C:\Users\admin\BrokerLib\certca.exe | executable | |
MD5:AA397F84AD0F3635AF4A9767F21D0CA9 | SHA256:3F36B8616CACBFE1C0DC3999BAE975F8D1EA45E3E31C2133C674983AB030C20D | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
1
DNS requests
1
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 |
|---|---|---|---|---|---|---|
3812 | RegAsm.exe | 104.247.222.57:25200 | extreme33.dns1.us | QuickPacket, LLC | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
extreme33.dns1.us |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3812 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT.Gen RAT outbound connection |
4 ETPRO signatures available at the full report