MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 47b90abe3f191652445e0ce55144246cbc251cd2648ccbab7ba9d7b428ec5a82. 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: 13
| SHA256 hash: | 47b90abe3f191652445e0ce55144246cbc251cd2648ccbab7ba9d7b428ec5a82 |
|---|---|
| SHA3-384 hash: | ee409012caaba7af26cc0316873fed1a469bbec3afe3ae45238efb75e638b5a51b6c92e1069c2ef9aecc1f3be3cf839b |
| SHA1 hash: | a2e63400fea5b43232f56656080bb34050624537 |
| MD5 hash: | 45e3a6e84cc04e355a6a80b80bb2d42e |
| humanhash: | cola-pennsylvania-three-pasta |
| File name: | 45E3A6E84CC04E355A6A80B80BB2D42E.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 457'466 bytes |
| First seen: | 2021-03-26 22:07:12 UTC |
| Last seen: | 2021-03-26 23:37:59 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b1a57b635b23ffd553b3fd1e0960b2bd (39 x Formbook, 29 x Loki, 27 x AgentTesla) |
| ssdeep | 12288:v7Ffi+Eov3iGbUOC3EqQnX/KOC0xk88qh0sE:zZi+Eov3iGHC3GXSOC0iNW0sE |
| Threatray | 2'000 similar samples on MalwareBazaar |
| TLSH | E3A402677480D2B1F879C536EB298FF09B263E238650218F37947F7AF5B2296D212447 |
| 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 |
|---|---|
| 104.37.1.32:7632 | https://threatfox.abuse.ch/ioc/5526/ |
Intelligence
File Origin
# of uploads :
2
# of downloads :
259
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
45E3A6E84CC04E355A6A80B80BB2D42E.exe
Verdict:
Malicious activity
Analysis date:
2021-03-26 22:08:30 UTC
Tags:
rat nanocore trojan
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NanoCore
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a file
Sending a UDP request
Unauthorized injection to a recently created process
Creating a window
Creating a file in the %AppData% subdirectories
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
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.
Malware family:
NanoCoreRAT
Verdict:
Malicious
Result
Threat name:
Nanocore
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses dynamic DNS services
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Detection:
nanocore
Threat name:
Win32.Trojan.Spynoon
Status:
Malicious
First seen:
2021-03-24 00:54:07 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
nanocorerat
Similar samples:
+ 1'990 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Loads dropped DLL
NanoCore
Malware Config
C2 Extraction:
justinalwhitedd554.duckdns.org:7632
paymentmaba.sinsincity.com:7632
paymentmaba.sinsincity.com:7632
Unpacked files
SH256 hash:
b25b431ba69f6fa894b0c26ba032cdfd33cdf01129d4cac94f5394ccabf4ca54
MD5 hash:
bfdd129cdafd9b3b0058a530b3d3f88d
SHA1 hash:
75be1d9315b02215865706ac546570e42815e595
SH256 hash:
8f24c6cf0b06d18f3c07e7bfca4e92afce71834663746cfaa9ddf52a25d5c586
MD5 hash:
d753362649aecd60ff434adf171a4e7f
SHA1 hash:
3b752ad064e06e21822c8958ae22e9a6bb8cf3d0
SH256 hash:
47b90abe3f191652445e0ce55144246cbc251cd2648ccbab7ba9d7b428ec5a82
MD5 hash:
45e3a6e84cc04e355a6a80b80bb2d42e
SHA1 hash:
a2e63400fea5b43232f56656080bb34050624537
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nanocore
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: | 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_Feb18_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Nanocore RAT |
| Reference: | Internal Research - T2T |
| 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: | 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.
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