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| File name: | Crypted_.exe |
| Full analysis: | https://app.any.run/tasks/3c225955-5b15-40ed-8500-9369a6289186 |
| 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: | February 19, 2019, 12:50:42 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 6C45736EF4C375AB23936C6533C67086 |
| SHA1: | 335594AEB30158F84002DE91A6BDC065BB4CEE59 |
| SHA256: | 1A35830BF7A76397C89B8C162FB45390D2EA799B2F4E4DF24174B233240D03F0 |
| SSDEEP: | 6144:cXDxKLfD0f8Z1xl/zhT+RXC1ps9bTx8p+2W+lhd88Rlu4yuz8ylL/eb72:cX9m0fyl/z0wTwbTc+2z88RlujQlL/ |
MALICIOUS
Application was dropped or rewritten from another process
- tmpE735.tmp.exe (PID: 2436)
Changes the autorun value in the registry
- Crypted_.exe (PID: 3216)
Connects to CnC server
- dllhost.exe (PID: 3356)
NJRAT was detected
- dllhost.exe (PID: 3356)
SUSPICIOUS
Executable content was dropped or overwritten
- Crypted_.exe (PID: 3624)
- Crypted_.exe (PID: 3216)
Application launched itself
- Crypted_.exe (PID: 3624)
- dllhost.exe (PID: 3916)
Connects to unusual port
- dllhost.exe (PID: 3356)
Starts itself from another location
- Crypted_.exe (PID: 3216)
INFO
Dropped object may contain Bitcoin addresses
- Crypted_.exe (PID: 3624)
Application was crashed
- tmpE735.tmp.exe (PID: 2436)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (7.4) |
| .exe | | | Win32 Executable (generic) (5.1) |
| .exe | | | Generic Win/DOS Executable (2.2) |
| .exe | | | DOS Executable Generic (2.2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:02:19 21:50:29+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 429568 |
| InitializedDataSize: | 177152 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x6ad2e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.0.0.0 |
| ProductVersionNumber: | 0.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| FileDescription: | |
| FileVersion: | 0.0.0.0 |
| InternalName: | Crypted.exe |
| LegalCopyright: | |
| OriginalFileName: | Crypted.exe |
| ProductVersion: | 0.0.0.0 |
| AssemblyVersion: | 0.0.0.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 19-Feb-2019 20:50:29 |
| FileDescription: | - |
| FileVersion: | 0.0.0.0 |
| InternalName: | Crypted.exe |
| LegalCopyright: | - |
| OriginalFilename: | Crypted.exe |
| ProductVersion: | 0.0.0.0 |
| Assembly Version: | 0.0.0.0 |
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: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 19-Feb-2019 20:50:29 |
| 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 | 0x00002000 | 0x00068D34 | 0x00068E00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.7851 |
.rsrc | 0x0006C000 | 0x0002B040 | 0x0002B200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.40544 |
.reloc | 0x00098000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
2 | 2.25757 | 67624 | Latin 1 / Western European | UNKNOWN | RT_ICON |
3 | 2.76646 | 38056 | Latin 1 / Western European | UNKNOWN | RT_ICON |
4 | 2.82271 | 21640 | Latin 1 / Western European | UNKNOWN | RT_ICON |
5 | 2.63775 | 16936 | Latin 1 / Western European | UNKNOWN | RT_ICON |
6 | 3.17169 | 9640 | Latin 1 / Western European | UNKNOWN | RT_ICON |
7 | 3.46821 | 4264 | Latin 1 / Western European | UNKNOWN | RT_ICON |
8 | 3.94948 | 2440 | Latin 1 / Western European | UNKNOWN | RT_ICON |
9 | 4.17731 | 1128 | Latin 1 / Western European | UNKNOWN | RT_ICON |
Imports
mscoree.dll |
Total processes
38
Monitored processes
5
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3624 | "C:\Users\admin\AppData\Local\Temp\Crypted_.exe" | C:\Users\admin\AppData\Local\Temp\Crypted_.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
| 3216 | "C:\Users\admin\AppData\Local\Temp\Crypted_.exe" | C:\Users\admin\AppData\Local\Temp\Crypted_.exe | Crypted_.exe | |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
| 2436 | "C:\Users\admin\AppData\Local\Temp\tmpE735.tmp.exe" | C:\Users\admin\AppData\Local\Temp\tmpE735.tmp.exe | Crypted_.exe | |
User: admin Company: FAF Integrity Level: MEDIUM Description: FortniteAssFucker Exit code: 3762504530 Version: 1.0.0.0 | ||||
| 3916 | "C:\Users\admin\AppData\Local\Temp\dllhost.exe" | C:\Users\admin\AppData\Local\Temp\dllhost.exe | — | Crypted_.exe |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
| 3356 | "C:\Users\admin\AppData\Local\Temp\dllhost.exe" | C:\Users\admin\AppData\Local\Temp\dllhost.exe | dllhost.exe | |
User: admin Integrity Level: MEDIUM Description: Version: 0.0.0.0 | ||||
Total events
834
Read events
797
Write events
37
Delete events
0
Modification events
| (PID) Process: | (3624) Crypted_.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3624) Crypted_.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3216) Crypted_.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | dllhost.exe |
Value: C:\Users\admin\AppData\Local\Temp\dllhost.exe | |||
| (PID) Process: | (3216) Crypted_.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3216) Crypted_.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3356) dllhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3356) dllhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3356) dllhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3356) dllhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3356) dllhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dllhost_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3216 | Crypted_.exe | C:\Users\admin\AppData\Local\Temp\dllhost.exe | executable | |
MD5:6C45736EF4C375AB23936C6533C67086 | SHA256:1A35830BF7A76397C89B8C162FB45390D2EA799B2F4E4DF24174B233240D03F0 | |||
| 3624 | Crypted_.exe | C:\Users\admin\AppData\Local\Temp\tmpE735.tmp.exe | executable | |
MD5:41A130470A27AC20B60BE3A7E2866210 | SHA256:B7947DE92DC352CDFCE31B18B4802D1423D7BE8E11579590DB12ADB0AA52A2DC | |||
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
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 |
|---|---|---|---|---|---|---|
3356 | dllhost.exe | 104.248.161.240:10960 | — | — | US | malicious |
3356 | dllhost.exe | 104.20.209.21:443 | pastebin.com | Cloudflare Inc | US | shared |
DNS requests
Domain | IP | Reputation |
|---|---|---|
pastebin.com |
| shared |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3356 | dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] Lime-RAT (Gen.NjRAT) |
3356 | dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT/Bladabindi (Lime-RAT) |
3356 | dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] Lime-RAT (Gen.NjRAT) |
3356 | dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] Lime-RAT (Gen.NjRAT) |
3 ETPRO signatures available at the full report