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| File name: | Dllhost.zip |
| Full analysis: | https://app.any.run/tasks/0fc1ed27-b026-412f-900e-daaaf9757380 |
| 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: | September 18, 2019, 19:16:41 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract |
| MD5: | 0017CD8941F319171D48080017BA314B |
| SHA1: | 9B562C431ADCCBF4235CE27C5F9E13745B74A8B5 |
| SHA256: | A8D4E942478565B23543E212540D69CC71D3AE10D8DE1064F7A953971ECCEA97 |
| SSDEEP: | 384:4AYmJ4JNAheqScQDZjbFSMl+buojvAWHas6TM8kZ7fw+G9e30KWTClxLNp8h4:HYmaVFc0eMYKWuTM8khAbK3xLPX |
MALICIOUS
Application was dropped or rewritten from another process
- Dllhost.exe (PID: 3976)
- Dllhost.exe (PID: 752)
- Dllhost.exe (PID: 3020)
- Dllhost.exe (PID: 356)
Writes to a start menu file
- Dllhost.exe (PID: 3976)
NJRAT was detected
- Dllhost.exe (PID: 3976)
Connects to CnC server
- Dllhost.exe (PID: 3976)
Changes the autorun value in the registry
- Dllhost.exe (PID: 3976)
SUSPICIOUS
Starts itself from another location
- Dllhost.exe (PID: 752)
Creates files in the user directory
- Dllhost.exe (PID: 752)
- Dllhost.exe (PID: 3976)
Executable content was dropped or overwritten
- Dllhost.exe (PID: 752)
- Dllhost.exe (PID: 3976)
Connects to unusual port
- Dllhost.exe (PID: 3976)
INFO
Manual execution by user
- Dllhost.exe (PID: 752)
- Dllhost.exe (PID: 3020)
- Dllhost.exe (PID: 356)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .zip | | | ZIP compressed archive (100) |
|---|
EXIF
ZIP
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | - |
| ZipCompression: | Deflated |
| ZipModifyDate: | 2019:09:16 10:57:07 |
| ZipCRC: | 0xaffa3c08 |
| ZipCompressedSize: | 22036 |
| ZipUncompressedSize: | 25879 |
| ZipFileName: | Dllhost.exe |
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 |
|---|---|---|---|---|
| 2876 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Dllhost.zip" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe |
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.60.0 | ||||
| 752 | "C:\Users\admin\Desktop\Dllhost.exe" | C:\Users\admin\Desktop\Dllhost.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 3976 | "C:\Users\admin\AppData\Roaming\Dllhost.exe" | C:\Users\admin\AppData\Roaming\Dllhost.exe | Dllhost.exe | |
User: admin Integrity Level: MEDIUM | ||||
| 3020 | "C:\Users\admin\Desktop\Dllhost.exe" | C:\Users\admin\Desktop\Dllhost.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 356 | "C:\Users\admin\Desktop\Dllhost.exe" | C:\Users\admin\Desktop\Dllhost.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
Total events
1 092
Read events
832
Write events
0
Delete events
0
Modification events
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2876 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRa2876.26135\Dllhost.exe | — | |
MD5:— | SHA256:— | |||
| 752 | Dllhost.exe | C:\Users\admin\AppData\Roaming\Dllhost.exe | executable | |
MD5:18B1315F4B4158A65216292A0BA8ECC4 | SHA256:0690FAD49B9E2EA9F6A7B4AFB2B63CE002570F45DFCE0699CF03AFF975931CA8 | |||
| 3976 | Dllhost.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe | executable | |
MD5:18B1315F4B4158A65216292A0BA8ECC4 | SHA256:0690FAD49B9E2EA9F6A7B4AFB2B63CE002570F45DFCE0699CF03AFF975931CA8 | |||
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
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 |
|---|---|---|---|---|---|---|
3976 | Dllhost.exe | 186.170.66.60:5860 | cobroserfinansa.com | COLOMBIA TELECOMUNICACIONES S.A. ESP | CO | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
cobroserfinansa.com |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3976 | Dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT/Bladabindi |
3976 | Dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT.Gen RAT outbound connection |
3976 | Dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT/Bladabindi |
3976 | Dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT.Gen RAT outbound connection |
3976 | Dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT/Bladabindi |
3976 | Dllhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT.Gen RAT outbound connection |
8 ETPRO signatures available at the full report