MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c213019d25cbc62e3e385f7f6f342ce2b7f80736169cbe95e4c40c05f74c9bff. 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: 7
| SHA256 hash: | c213019d25cbc62e3e385f7f6f342ce2b7f80736169cbe95e4c40c05f74c9bff |
|---|---|
| SHA3-384 hash: | cdbb232e0c588d3e32c3052399870b9dd599cb5e74f4f3f178bfc911d87726516fbb221d360e0680fdad3cddbd843d83 |
| SHA1 hash: | b8ea3eabfb07399c52a0ac00747fe5ab22abf365 |
| MD5 hash: | ece3fe1facafc2ec65a1079fb6ff5560 |
| humanhash: | football-princess-three-winner |
| File name: | ece3fe1facafc2ec65a1079fb6ff5560.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 688'128 bytes |
| First seen: | 2021-06-08 07:21:19 UTC |
| Last seen: | 2021-06-08 08:11:51 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:PLP5WzVs1slyw7X1FZ+0b0fyuBk5TpMFyRSHBSbXx:PLP5as1Ol7lKo0auBk5l+0Xx |
| Threatray | 230 similar samples on MalwareBazaar |
| TLSH | 83E423467E8A1F06C88627741D80C333DBB46D3859074BBA76E8FF9F3D762879112262 |
| 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 |
|---|---|
| 79.134.225.90:1144 | https://threatfox.abuse.ch/ioc/73645/ |
Intelligence
File Origin
# of uploads :
2
# of downloads :
188
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ece3fe1facafc2ec65a1079fb6ff5560.exe
Verdict:
No threats detected
Analysis date:
2021-06-08 07:26:16 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching the default Windows debugger (dwwin.exe)
Result
Verdict:
UNKNOWN
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 method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Detected Nanocore Rat
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Sigma detected: Suspicious Process Start Without DLL
Sigma detected: WScript or CScript Dropper
Wscript starts Powershell (via cmd or directly)
Yara detected Costura Assembly Loader
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Packed.Generic
Status:
Suspicious
First seen:
2021-06-08 02:25:47 UTC
AV detection:
16 of 47 (34.04%)
Threat level:
1/5
Detection(s):
Malicious file
Verdict:
unknown
Similar samples:
+ 220 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Loads dropped DLL
Executes dropped EXE
NanoCore
Malware Config
C2 Extraction:
wekeepworking.sytes.net:1144
wekeepworking12.sytes.net:1144
wekeepworking12.sytes.net:1144
Unpacked files
SH256 hash:
a9575f57c84af372a022aa9c42115da31964790567e219ffad7b7125c7bbb933
MD5 hash:
a112dd60892875ffca20edbe53d2dde7
SHA1 hash:
7c2535873601c73dea990576ca5aae670675342f
SH256 hash:
e7d98afaa6d4f2fe6e80efff78788a82ccd8c97ec8e03518c30c49c7697834d2
MD5 hash:
473ea0bcb0e99cabcb1cf2ee2ed8844b
SHA1 hash:
d28b85682dadf18089b600483c515276a74bbad7
SH256 hash:
bf87d52a4dfad72935dbbc0b4eecf470164b38ca6e2ae3b2d47e894a401ab8ca
MD5 hash:
a9f0bb0a34514cf917bf674b62614c90
SHA1 hash:
04c00d3e9e99c27e6dd5cd2ab7cf1bdd7e46536c
SH256 hash:
c213019d25cbc62e3e385f7f6f342ce2b7f80736169cbe95e4c40c05f74c9bff
MD5 hash:
ece3fe1facafc2ec65a1079fb6ff5560
SHA1 hash:
b8ea3eabfb07399c52a0ac00747fe5ab22abf365
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | ach_NanoCore |
|---|---|
| Author: | abuse.ch |
| Rule name: | INDICATOR_EXE_Packed_Fody |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables manipulated with Fody |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | Nanocore |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Nanocore in memory |
| Reference: | internal research |
| Rule name: | nanocore_rat |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | Nanocore_RAT_Gen_2 |
|---|---|
| Author: | Florian Roth |
| Description: | Detetcs the Nanocore RAT |
| Reference: | https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/ |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | win_nanocore_w0 |
|---|---|
| Author: | Kevin Breen <kevin@techanarchy.net> |
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
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.