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| File name: | SigmaPremium.exe |
| Full analysis: | https://app.any.run/tasks/53c5c3c2-a910-4175-b355-49f6f542713f |
| 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: | April 23, 2019, 16:55:27 |
| 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: | 10BD56085DBDF82342DEB6E5391D9310 |
| SHA1: | ACF8F2984E78C038E00ADCF732D085C5A9305D5F |
| SHA256: | 9B85D04DD62B2B11D02B3BB3CBA907D4E4FABC74F3A896B8681D405B57CD7AB9 |
| SSDEEP: | 1536:/koWM/+/w3I3NFmtWxi7Xu8u2D6iXxZ0H1pxPACICdfZ:/kRM2/YI3NFmBXuvU6iXxmHxIafZ |
MALICIOUS
NJRAT was detected
- Hilton.exe (PID: 2348)
Connects to CnC server
- Hilton.exe (PID: 2348)
Changes the autorun value in the registry
- SigmaPremium.exe (PID: 2464)
SUSPICIOUS
Executable content was dropped or overwritten
- SigmaPremium.exe (PID: 2464)
Starts itself from another location
- SigmaPremium.exe (PID: 2464)
INFO
Application launched itself
- chrome.exe (PID: 3380)
- chrome.exe (PID: 3360)
Reads settings of System Certificates
- Hilton.exe (PID: 2348)
- chrome.exe (PID: 3360)
Adds / modifies Windows certificates
- chrome.exe (PID: 3360)
Changes settings of System certificates
- chrome.exe (PID: 3360)
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: | 2019:04:23 17:20:52+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 51200 |
| InitializedDataSize: | 95232 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xe6fe |
| 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: | 23-Apr-2019 15:20:52 |
| 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: | 23-Apr-2019 15:20:52 |
| 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 | 0x0000C704 | 0x0000C800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.83404 |
.rsrc | 0x00010000 | 0x000170E4 | 0x00017200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 2.80383 |
.reloc | 0x00028000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0611629 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
Imports
mscoree.dll |
Total processes
50
Monitored processes
15
Malicious processes
1
Suspicious processes
3
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3072 | "C:\Users\admin\AppData\Local\Temp\SigmaPremium.exe" | C:\Users\admin\AppData\Local\Temp\SigmaPremium.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
| 2464 | "C:\Users\admin\AppData\Local\Temp\SigmaPremium.exe" | C:\Users\admin\AppData\Local\Temp\SigmaPremium.exe | SigmaPremium.exe | |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
| 3028 | "C:\Users\admin\AppData\Local\Temp\Hilton.exe" | C:\Users\admin\AppData\Local\Temp\Hilton.exe | — | SigmaPremium.exe |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
| 2348 | "C:\Users\admin\AppData\Local\Temp\Hilton.exe" | C:\Users\admin\AppData\Local\Temp\Hilton.exe | Hilton.exe | |
User: admin Integrity Level: MEDIUM Description: Version: 0.0.0.0 | ||||
| 3360 | "C:\Program Files\Google\Chrome\Application\chrome.exe" | C:\Program Files\Google\Chrome\Application\chrome.exe | explorer.exe | |
User: admin Company: Google Inc. Integrity Level: HIGH Description: Google Chrome Version: 73.0.3683.75 | ||||
| 3380 | "C:\Program Files\Google\Chrome\Application\chrome.exe" | C:\Program Files\Google\Chrome\Application\chrome.exe | explorer.exe | |
User: admin Company: Google Inc. Integrity Level: HIGH Description: Google Chrome Exit code: 0 Version: 73.0.3683.75 | ||||
| 2600 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win32 --annotation=prod=Chrome --annotation=ver=73.0.3683.75 --initial-client-data=0x78,0x7c,0x80,0x74,0x84,0x6ce60f18,0x6ce60f28,0x6ce60f34 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google Inc. Integrity Level: HIGH Description: Google Chrome Version: 73.0.3683.75 | ||||
| 2636 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win32 --annotation=prod=Chrome --annotation=ver=73.0.3683.75 --initial-client-data=0x7c,0x80,0x84,0x78,0x88,0x6ce60f18,0x6ce60f28,0x6ce60f34 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google Inc. Integrity Level: HIGH Description: Google Chrome Exit code: 0 Version: 73.0.3683.75 | ||||
| 3400 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=watcher --main-thread-id=3356 --on-initialized-event-handle=308 --parent-handle=312 /prefetch:6 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google Inc. Integrity Level: HIGH Description: Google Chrome Exit code: 0 Version: 73.0.3683.75 | ||||
| 3420 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=watcher --main-thread-id=3364 --on-initialized-event-handle=304 --parent-handle=308 /prefetch:6 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google Inc. Integrity Level: HIGH Description: Google Chrome Version: 73.0.3683.75 | ||||
Total events
645
Read events
558
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
28
Text files
25
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3380 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\ShaderCache\GPUCache\index | — | |
MD5:— | SHA256:— | |||
| 3380 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\ShaderCache\GPUCache\data_0 | — | |
MD5:— | SHA256:— | |||
| 3360 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\ShaderCache\old_GPUCache_000 | — | |
MD5:— | SHA256:— | |||
| 3380 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\ShaderCache\GPUCache\data_1 | — | |
MD5:— | SHA256:— | |||
| 3380 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\ShaderCache\GPUCache\data_2 | — | |
MD5:— | SHA256:— | |||
| 3380 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\ShaderCache\GPUCache\data_3 | — | |
MD5:— | SHA256:— | |||
| 3360 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\9facebd7-789e-48ff-ade4-59fa4b3f3be5.tmp | — | |
MD5:— | SHA256:— | |||
| 3360 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\000018.dbtmp | — | |
MD5:— | SHA256:— | |||
| 3360 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\index | — | |
MD5:— | SHA256:— | |||
| 3360 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_0 | — | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
11
DNS requests
9
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 |
|---|---|---|---|---|---|---|
2348 | Hilton.exe | 104.20.209.21:443 | pastebin.com | Cloudflare Inc | US | shared |
2348 | Hilton.exe | 95.213.251.165:3252 | — | OOO Network of data-centers Selectel | RU | malicious |
3360 | chrome.exe | 216.58.205.238:443 | clients1.google.com | Google Inc. | US | whitelisted |
3360 | chrome.exe | 172.217.18.99:443 | www.google.com.ua | Google Inc. | US | whitelisted |
3360 | chrome.exe | 172.217.23.141:443 | accounts.google.com | Google Inc. | US | whitelisted |
3360 | chrome.exe | 216.58.207.35:443 | clientservices.googleapis.com | Google Inc. | US | whitelisted |
3360 | chrome.exe | 172.217.16.195:443 | ssl.gstatic.com | Google Inc. | US | whitelisted |
— | — | 216.58.210.4:443 | — | Google Inc. | US | whitelisted |
3360 | chrome.exe | 172.217.18.110:443 | apis.google.com | Google Inc. | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
pastebin.com |
| shared |
clientservices.googleapis.com |
| whitelisted |
www.google.com.ua |
| whitelisted |
accounts.google.com |
| shared |
clients1.google.com |
| whitelisted |
ssl.gstatic.com |
| whitelisted |
www.gstatic.com |
| whitelisted |
apis.google.com |
| whitelisted |
www.google.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2348 | Hilton.exe | A Network Trojan was detected | MALWARE [PTsecurity] Lime-RAT (Gen.NjRAT) |
2348 | Hilton.exe | A Network Trojan was detected | MALWARE [PTsecurity] njRAT/Bladabindi (Lime-RAT) |
2 ETPRO signatures available at the full report