MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 63293e2c954c974e685dcb975d009448838d0ed659719d29340b587cc89c203f. 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: 11

Intelligence 11 IOCs 1 YARA 2 File information Comments

SHA256 hash:	63293e2c954c974e685dcb975d009448838d0ed659719d29340b587cc89c203f
SHA3-384 hash:	1068c85112208f0175f477e1fe04c675f26577046b0ce89265164874336e7135409bc4efbcc590a456b8f8d8bf61a435
SHA1 hash:	e8c9dc0c933e24b6b0a1d92ff87d7f307fbb783f
MD5 hash:	5bcb9ac769b8c069e202b42b16773af7
humanhash:	hamper-uranus-florida-friend
File name:	5bcb9ac769b8c069e202b42b16773af7.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	1'494'528 bytes
First seen:	2021-05-27 18:52:38 UTC
Last seen:	2021-05-27 20:19:50 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep	24576:POgEh3PniveXZtwGoeI/r2RB3IGmZiAe4G1y+9inUO8KtYVvuulhj:J8PnyAOV2RBpkiAe4G1b9y8tuuv
Threatray	1'970 similar samples on MalwareBazaar
TLSH	7C658CAD325072EFC867CDB68A681C64EB50706B430BD243A46316ED9E8D9DBDF150F2
Reporter	abuse_ch
Tags:	exe NanoCore RAT

abuse_ch

NanoCore C2:
185.140.53.40:1144

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
185.140.53.40:1144	https://threatfox.abuse.ch/ioc/65653/

Intelligence

File Origin

# of uploads :

# of downloads :

172

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

5bcb9ac769b8c069e202b42b16773af7.exe

Verdict:

Malicious activity

Analysis date:

2021-05-27 20:53:32 UTC

Tags:

rat nanocore

Link:

https://app.any.run/tasks/50c376f1-67b1-448d-a5df-f7bce680af7c

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

NanoCore

Link:

https://www.capesandbox.com/analysis/162815/

Detection(s):

SecuriteInfo.com.generic.ml.1894.27504.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

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

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/793466

Signature

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Injects a PE file into a foreign processes

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

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Uses schtasks.exe or at.exe to add and modify task schedules

Writes to foreign memory regions

Yara detected AntiVM3

Yara detected Nanocore RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

nanocore

Link:

https://mwdb.cert.pl/sample/63293e2c954c974e685dcb975d009448838d0ed659719d29340b587cc89c203f/

Threat name:

ByteCode-MSIL.Backdoor.NanoBot

Status:

Malicious

First seen:

2021-05-27 14:19:24 UTC

AV detection:

14 of 29 (48.28%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mmut4levjslu42c5zolv2aeujcby2dwwlfyz2kjubnmhzse4ea7q._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

305bf6557bcc3df14cf33993d14e03fa84a6bd7611a990402fae4522ff098454

NanoCore

3d8811d64e17d5ea06d0edae6163b90b2400d06d9afa60ae689d6fe9232bca86

NanoCore

4d394ed696ee7fb3d53a7b064c53f2157b28d9f192de912fe311dd284845e4c9

NanoCore

5a8b4dc95322eed89a2c77350395f8c1f79394369bebec84703ae285092a37f5

NanoCore

9f96527c9f839559485e89c5c5ff8f95708035fd55c9fac0c2edf3764224d860

NanoCore

9fc2ec9a478ddf812c9687c805f340989dc0af33b48100ec6621e422035ce579

NanoCore

a1fba3b877a576f41850e0696a9ae45e4419de786d1fb2ed164b2c3c0aa97917

NanoCore

cce5d9e4fd5ca9142510f3b21d0a73906171e90a815520985687dde13b6e643d

NanoCore

e11f59ce9dae9fcff7ff4c8d3d119dd663a1918d084f8cda7b30c474cd141642

NanoCore

+ 1'960 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

family:nanocore keylogger spyware stealer trojan

Link:

https://tria.ge/reports/210527-f6fgxzrvtn/

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:

wekeepworking.sytes.net:1144
wekeepworking12.sytes.net:1144

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/63293e2c954c974e685dcb975d009448838d0ed659719d29340b587cc89c203f

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.