MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c. 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: 18


Intelligence 18 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c
SHA3-384 hash: c80b9a01721ea6e6feaa5ad20e79c258a5e0a9e6bcc7d61895c36a8372b8ee05e3614cae2af16d6aad0222baf5b9629d
SHA1 hash: 0872186032874dd1ad4dda8c641516cc0d3effe8
MD5 hash: d11eea96b4e3c98c72eaec00d1b9317e
humanhash: nevada-three-charlie-quiet
File name:bM0q.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:214'528 bytes
First seen:2023-05-10 14:07:22 UTC
Last seen:2023-05-13 22:47:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:kLV6Bta6dtJmakIM5Ttp3yLopPRx5QKjv:kLV6Btpmkkp3yLopb5Njv
Threatray 1'727 similar samples on MalwareBazaar
TLSH T1B124CF1A37A98A2FE18E86BD601202129779C2E7D9C3F3EF58D454B78F567E106071D3
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter pmelson
Tags:exe NanoCore

Intelligence

File Origin
# of uploads :
2
# of downloads :
333
Origin country :
US US
Vendor Threat Intelligence
Malware family:
nanocore
Create hunting rule
ID:
1
File name:
bM0q.exe
Verdict:
Malicious activity
Analysis date:
2023-05-10 14:08:56 UTC
Tags:
nanocore rat
Link:
https://app.any.run/tasks/457185ac-cc6f-42b2-a343-b222377a5f5f

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/388219/
Detection(s):
Win.Trojan.NanoCore-9852758-0
Create hunting rule

Win.Packed.Generic-9777790-0
Create hunting rule

Win.Trojan.Generic-9783914-0
Create hunting rule

Win.Dropper.Nancrat-9869495-0
Create hunting rule

Win.Dropper.Nanocore-9916514-0
Create hunting rule

Win.Trojan.Nanocore-5
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
nanocore obfuscated packed rat schtasks.exe
Link:
https://www.filescan.io/uploads/645ba542d054a0b0ef848c1c/reports/b4040ff8-d42d-40f8-95b0-32eb9f27bc3c/overview
Verdict:
Malicious
Labled as:
BKDR_NOANCOOE.SM
Link:
https://www.hybrid-analysis.com/sample/217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5ed4edf9-a53b-4d0c-a37a-d27bf948315c
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1230108
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
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)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Uses dynamic DNS services
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2023-05-10 14:08:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ef5urr2i4btidrb6q3qzd4hdyamnjh2bteans54tvz3fmyyovnwa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
07f511ce3b6a8fb409c1a05ea3e01a6d92422674224109c8d0889a017122098c
NanoCore
24584863e35b36fa2cd4285a6aafd6a117ea0585c5c92ddf289ab13b8af87622
NanoCore
45272694709263868523b77d0561757378cc2e8aa7d64c7ed21deaacbdf88b5b
NanoCore
4d394ed696ee7fb3d53a7b064c53f2157b28d9f192de912fe311dd284845e4c9
NanoCore
51ba2b6912305fd63c041dccff36db067314cab3f93227aaf21990801efa0b25
NanoCore
7ceb354c4f419b3daed055ae62d5b1aaf58a7b715f8e9de08e5379e7e70ebeb6
NanoCore
c0ee259c92c30dcd710e13a44ec8899aa527998ab2431d1e4cb1de94db939718
NanoCore
ffec1862f56857ad722abbcb98be7af86f2cf0763371bcb40273f0d884157c32
NanoCore
+ 1'717 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230510-rfjjksgd66/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
faq.medecinsansfrontiere.fr:54984
planpnl.duckdns.org:54984
Unpacked files
SH256 hash:
217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c
MD5 hash:
d11eea96b4e3c98c72eaec00d1b9317e
SHA1 hash:
0872186032874dd1ad4dda8c641516cc0d3effe8
Detections:
win_nanocore_w0
Create hunting rule
Link:
https://www.unpac.me/results/a00ef0eb-3cee-4337-bed9-a37dbb8863ae/
Malware family:
NanoCore
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/217b48c748e0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nanocore
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c

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:malware_Nanocore_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:MALWARE_Win_NanoCore
Create hunting rule
Author:ditekSHen
Description:Detects NanoCore
Rule name:nanocore_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Nanocore_RAT_Feb18_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Feb18_1_RID2DF1
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 (Nextron Systems)
Description:Detetcs the Nanocore RAT
Reference:https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Rule name:Nanocore_RAT_Gen_2_RID2D96
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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_Nanocore_d8c4e3c5
Create hunting rule
Author:Elastic Security
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.

Web download

NanoCore

Executable exe 217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c

(this sample)

  
Link
https://www.virustotal.com/gui/file/217b48c748e06681c43e86e191f0e3c018d49f419900d97793ae7656630eab6c/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/388219/

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