MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6108382b4bc5e21f527f5a61aacad821d4a3c9ed273d60c435c408e76512c221. 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: 8


Intelligence 8 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6108382b4bc5e21f527f5a61aacad821d4a3c9ed273d60c435c408e76512c221
SHA3-384 hash: d59382fb19164ad88216ec5c0aaf6dcd167a4f3a36ce2e7695a1117a9fd0a41a4ec32944cfc7352ddcccfb855a27e04a
SHA1 hash: 3ea8e450680f70a3ae015c199b3d3ba339e932d1
MD5 hash: a9c9a03261cacfcc1819d2c3201633cb
humanhash: arkansas-mobile-victor-mike
File name:6108382b4bc5e21f527f5a61aacad821d4a3c9ed273d60c435c408e76512c221
Download: download sample
Signature NanoCore
Create hunting rule
File size:848'424 bytes
First seen:2020-11-09 21:56:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fc6683d30d9f25244a50fd5357825e79 (92 x Formbook, 52 x AgentTesla, 23 x SnakeKeylogger)
ssdeep 24576:+rl6kD68JmloO/X9FpAk6SAl/+PiHTg6b9Q:8l328U2OXnpt4WP8Tg6S
Threatray 1'241 similar samples on MalwareBazaar
TLSH 7F050191F3D8D996E1A30AB1D13865F04527BD3FDDB5928F401C7C2DB9B220A14AAF78
Reporter seifreed
Tags:NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Upolyx-12
Create hunting rule

Win.Malware.Nymeria-6963007-0
Create hunting rule

Win.Malware.Azorult-6971822-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% subdirectories
Enabling the 'hidden' option for files in the %temp% directory
Launching a process
Creating a file in the %AppData% subdirectories
DNS request
Connection attempt to an infection source
Enabling autorun
Unauthorized injection to a system process
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/527639
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Detected Nanocore Rat
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6108382b4bc5e21f527f5a61aacad821d4a3c9ed273d60c435c408e76512c221/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2020-11-09 22:38:48 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=meedqk2lyxrb6ut7ljq2vswyehkkhspne46wbrbvyqeoozisyiqq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
241f09feda09dc33b86e23d317bc2425f4d43b91221815caa5eb055a9a97be74
NanoCore
33318539cfd16ce1d6f1cd45885d39c5534b8ccc6a81a64b53fb890b96fd9cee
NanoCore
4094559d24715a75e57c5067f731013d1f22e3dc343b75eca3eb710f4eebe08d
NanoCore
5ba0464b431c033464dcf68f7fc327759729d35621fe43d3fbe31b1a5e9b8a88
NanoCore
7cb0f80624431e1745d162ee3c2a4a25744f8d8fcbd95fe3c54f94214e826e0d
NanoCore
99e30892ad3ffaafd44af0a0ee9b8e9f1a61914d686fc9792baade292bbf5361
NanoCore
cb0a3504bf404124f83e0f9db5453ba1f1943f73dd19196a5b7d780ad2213bec
NanoCore
d3513277194223ab378d98baeb6f4de4180f2499e3b4fb48a57e055512d173c5
NanoCore
fcde661a96a6352ae04e5127c9d1844079dbd05980564cef93bdd96069fce8a0
NanoCore
ffffd192ab79755901f078b3f7c38faa29e8d8a944466a9ea6cd0a9c69a97ee7
NanoCore
+ 1'231 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger spyware stealer trojan upx
Link:
https://tria.ge/reports/201109-cq6n637mdj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
NanoCore
Malware Config
C2 Extraction:
remitancegp.duckdns.org:6790
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6108382b4bc5e21f527f5a61aacad821d4a3c9ed273d60c435c408e76512c221

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
Create hunting rule
Author:abuse.ch
Rule name:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:Nanocore
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:nanocore_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Nanocore_RAT_Feb18_1
Create hunting rule
Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
Create hunting rule
Author:Florian Roth
Description:Detetcs the Nanocore RAT
Reference:https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Rule name:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
Rule name:win_nanocore_w0
Create hunting rule
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.

  
Delivery method
Other

Comments