MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b920f9366914d7250f3066d415ec4cf0f96bb7d4f40ce5f56518341895a1257a. 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: 10
| SHA256 hash: | b920f9366914d7250f3066d415ec4cf0f96bb7d4f40ce5f56518341895a1257a |
|---|---|
| SHA3-384 hash: | fb2d3267abdb5bd9c134e6fc31be73e3a700c1a38e9e067d912c35a77aace813d322649694bb8783d31c6537662f295a |
| SHA1 hash: | 48474d873f844997f938d134246b6e5137442048 |
| MD5 hash: | 134b1bf9d0bb5745bb8847b81e35beed |
| humanhash: | tango-six-bluebird-edward |
| File name: | RFQ#QQO2103060.PDF.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 621'568 bytes |
| First seen: | 2021-05-20 07:30:34 UTC |
| Last seen: | 2021-05-20 08:12:04 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 12288:M0KY13APKzbqijt70LjfRKq5+tI+D8VXeRtfatV6p7b+9oRqT:M43AyzbX70Ljf80wXo0R1aM7C9om |
| Threatray | 1'943 similar samples on MalwareBazaar |
| TLSH | C6D4DF2337A4DBA4E1B9A7759061201043F2F526E73ADE4D3D98409D19B2FC58BE2F87 |
| Reporter |  abuse_ch |
| Tags: | exe NanoCore RAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 23.105.131.142:2092 | https://threatfox.abuse.ch/ioc/40671/ |
Intelligence
File Origin
# of uploads :
2
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ#QQO2103060.PDF.exe
Verdict:
No threats detected
Analysis date:
2021-05-20 07:31:37 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Nanocore
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Detection:
nanocore
Threat name:
ByteCode-MSIL.Trojan.NanoBot
Status:
Malicious
First seen:
2021-05-19 23:30:11 UTC
AV detection:
3 of 47 (6.38%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
nanocorerat
Similar samples:
+ 1'933 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
NanoCore
Malware Config
C2 Extraction:
23.105.131.142:2092
startedhere.ddns.net:2092
startedhere.ddns.net:2092
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Starter
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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