MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e11f59ce9dae9fcff7ff4c8d3d119dd663a1918d084f8cda7b30c474cd141642. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
NanoCore
Vendor detections: 6
| SHA256 hash: | e11f59ce9dae9fcff7ff4c8d3d119dd663a1918d084f8cda7b30c474cd141642 |
|---|---|
| SHA3-384 hash: | 4f7bc36e8404d652107acf87f6d3b7521df3768fafb65168df40a18a63997f55d9012b52ef20b58a0f6f23b4a378bb87 |
| SHA1 hash: | d4b3eb5fe7af003da6141a57cb641bd960506a70 |
| MD5 hash: | e77f5e642756206d8f21e0230a134040 |
| humanhash: | artist-pennsylvania-south-lamp |
| File name: | e77f5e642756206d8f21e0230a134040.rtf |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 13'451 bytes |
| First seen: | 2020-11-25 17:18:17 UTC |
| Last seen: | Never |
| File type: |  rtf |
| MIME type: | text/rtf |
| ssdeep | 384:9X1o8lB0UDi9LgfqesLEJ7biEl08dT6XcW3nswbsoO:NO8l+UD4LUsLE4EC4nSns2sB |
| TLSH | FF529EA4CC44AA4B874205E1842AB89C0936717CDBE32CF63A5CEBB53F9A7520B3941C |
| Reporter |  abuse_ch |
| Tags: | CVE-2017-11882 NanoCore RAT rtf |
Office OLE Information
This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.
OLE dump
Intelligence
File Origin
# of uploads :
1
# of downloads :
171
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Creating a window
DNS request
Creating a file
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file in the Program Files subdirectories
Creating a file in the %temp% directory
Deleting a recently created file
Connection attempt
Launching a file downloaded from the Internet
Sending a TCP request to an infection source
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Enabling autorun by creating a file
Result
Verdict:
MALICIOUS
Threat name:
Document-Office.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2020-11-25 17:20:34 UTC
AV detection:
15 of 29 (51.72%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer trojan
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Launches Equation Editor
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Loads dropped DLL
Uses the VBS compiler for execution
Blacklisted process makes network request
Executes dropped EXE
NanoCore
Malware Config
C2 Extraction:
swryijgrvcsgkopnmcdertvgdswbvmophtfdczxs.ydns.eu:2017
Please note that we are no longer able to provide a coverage score for Virus Total.
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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