MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a460a107018723e074c17251de56344cd941d2253e2efec516fe70b69a12ee9e. 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


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a460a107018723e074c17251de56344cd941d2253e2efec516fe70b69a12ee9e
SHA3-384 hash: 552b160f7fbf3c39126f459040e77e08ac254a87ebad93f80ec5bf83a77c8d3c78efea99ed5c6f16368854f6ac1713a4
SHA1 hash: 7473c2437cc25b49164993cbeedfb18e81c8afa9
MD5 hash: 8614585f620ea06ed82ea260727a49d2
humanhash: coffee-iowa-fillet-summer
File name:8614585f620ea06ed82ea260727a49d2.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:867'840 bytes
First seen:2021-03-01 18:54:45 UTC
Last seen:2021-03-01 20:36:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'472 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:zGU6s8WQ7elTZsVVrVtFZi9702VwZDWVAqUZyNZ4mTy1tNFrcTHV9Ul5KCVm:SUjQq4bFZwew5UZ+4IytNFA19Ul5Bm
Threatray 1'616 similar samples on MalwareBazaar
TLSH 3A059D3167D8DFDAF0B95B385030620087F6FE87D316D78D7C9828E94A38F82D691666
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
NanoCore RAT C2:
shakur2021.duckdns.org

Intelligence

File Origin
# of uploads :
2
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8614585f620ea06ed82ea260727a49d2.exe
Verdict:
Suspicious activity
Analysis date:
2021-03-01 19:12:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bfc85598-2ab4-45ce-9846-c8eee2e43ac5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/120372/
Detection(s):
SecuriteInfo.com.Artemis8614585F620E.6747.27575.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
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
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/622733
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 360357 Sample: VgNAo0rZ8N.exe Startdate: 01/03/2021 Architecture: WINDOWS Score: 100 40 shakur2021.duckdns.org 2->40 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 13 other signatures 2->54 9 VgNAo0rZ8N.exe 7 2->9         started        13 RegSvcs.exe 4 2->13         started        signatures3 process4 file5 34 C:\Users\user\AppData\Roaming\SDEfFNWJ.exe, PE32 9->34 dropped 36 C:\Users\user\AppData\Local\...\tmpAF58.tmp, XML 9->36 dropped 38 C:\Users\user\AppData\...\VgNAo0rZ8N.exe.log, ASCII 9->38 dropped 56 Writes to foreign memory regions 9->56 58 Allocates memory in foreign processes 9->58 60 Injects a PE file into a foreign processes 9->60 15 RegSvcs.exe 11 9->15         started        20 schtasks.exe 1 9->20         started        22 RegSvcs.exe 9->22         started        24 conhost.exe 13->24         started        signatures6 process7 dnsIp8 42 shakur2021.duckdns.org 79.134.225.79, 3550, 49720, 49728 FINK-TELECOM-SERVICESCH Switzerland 15->42 44 192.168.2.1 unknown unknown 15->44 32 C:\Users\user\AppData\Roaming\...\run.dat, data 15->32 dropped 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->46 26 schtasks.exe 1 15->26         started        28 conhost.exe 20->28         started        file9 signatures10 process11 process12 30 conhost.exe 26->30         started       
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a460a107018723e074c17251de56344cd941d2253e2efec516fe70b69a12ee9e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-01 18:55:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
49
AV detection:
19 of 48 (39.58%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=urqkcbybq4r6a5gboji54vrujtmudurfhyxp5riw7zylngqs52pa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
258856f05819789b47e0bed58b1df479976a355cd30b953b23f9e2f5d286578a
NanoCore
2acf6c2398a12dc97ff2ceec4f348ed6338c4aafb2dcfeb24856cf8526d12a9d
NanoCore
4ab0583ffd51ef40c7531a93f294c16dfbcfaa1daf13835b8bd231c269a780c8
NanoCore
644a0403a3c8254a3846b8c07aa7fdeb2cfe21aa5630ca3100949869f60ae407
NanoCore
8194e62a1164c14371166f2eb5b7e2e3e695537b738826111710375ca565cf09
NanoCore
a02d9a1d5053065855293ee57d8a4ec5a8d6805d3290f0f80f3e60ceccef2b0f
NanoCore
b5841c0c6e9cd89e905293c18d75ea8d27244585f0d180615c459fe81bd9c07d
NanoCore
db591a08743176655e567ddffcbbd79b9e2e31feadc1feb54a0200296a93d53d
NanoCore
e26e07749118e8284c28e50553c62bdbe327234b801ffdf2eedb8663444aa459
NanoCore
e9a91893b3b95befa9ecaa2151c2ed9a1b720c171083537d8aab85f0114f04b3
NanoCore
+ 1'606 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210301-agy74btcc2/
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:
shakur2021.duckdns.org:3550
shakur.ddns.net:3550
Unpacked files
SH256 hash:
68b716109ff4e18e21bd0acacb3796f7930771d19f6a766d7d3aa0bbde4ce7e0
MD5 hash:
a3d1d373062f59282307d4b9966d702b
SHA1 hash:
60c9c330e6ff63d3e0b3b0b700ac37bde5997ced
Link:
https://www.unpac.me/results/b243d7ff-1021-4993-b9a6-7ba0518edc0c/
SH256 hash:
a460a107018723e074c17251de56344cd941d2253e2efec516fe70b69a12ee9e
MD5 hash:
8614585f620ea06ed82ea260727a49d2
SHA1 hash:
7473c2437cc25b49164993cbeedfb18e81c8afa9
Link:
https://www.unpac.me/results/b243d7ff-1021-4993-b9a6-7ba0518edc0c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/a460a107018723e074c17251de56344cd941d2253e2efec516fe70b69a12ee9e

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: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: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.

Cape
Cape
https://www.capesandbox.com/analysis/120372/

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