MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9543093bc02b5d20ad4606f3ba21dc41d8c0da1dc56933dc78c88d78d883dd80. 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: 6

Intelligence 6 IOCs 1 YARA 6 File information Comments 1

SHA256 hash:	9543093bc02b5d20ad4606f3ba21dc41d8c0da1dc56933dc78c88d78d883dd80
SHA3-384 hash:	2d2c0990c5b17f3997bcc68bf40c9e963f935b0a1015f6398ed942c46257d336935955c64fc93e2567c48e11397c51a5
SHA1 hash:	9cfb537ca6cddc10675decf5aca59112c2ae225a
MD5 hash:	c6875e531eb44f03050e5b30c1804464
humanhash:	king-blue-nineteen-fifteen
File name:	TBF-21-52100456SLIP.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	885'760 bytes
First seen:	2021-04-21 09:17:01 UTC
Last seen:	2021-04-21 09:56:17 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep	24576:gcsl2nMDDi2HladdHTRou1jG7RRRRR9K:gvlAMDnHlahou1kRRRRR4
Threatray	10 similar samples on MalwareBazaar
TLSH	8915CF2A7650A364D3EC0974D947A2620B746C5F5902E3636BF8BDB73FEE213C606136
Reporter	abuse_ch
Tags:	exe NanoCore RAT

abuse_ch

NanoCore C2:
185.222.57.152:4001

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
185.222.57.152:4001	https://threatfox.abuse.ch/ioc/9369/

Intelligence

File Origin

# of uploads :

# of downloads :

119

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/141965/

Detection(s):

SecuriteInfo.com.Malware.AI.617710290.3661.25463.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Result

Verdict:

UNKNOWN

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/9543093bc02b5d20ad4606f3ba21dc41d8c0da1dc56933dc78c88d78d883dd80/

Threat name:

ByteCode-MSIL.Trojan.Injuke

Status:

Malicious

First seen:

2021-04-21 09:36:59 UTC

AV detection:

13 of 29 (44.83%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=svbqso6afnosblkga3z3uio4ihmmbwq5yvuthxdyzcgxrwed3waa._file

Result

Malware family:

nanocore

Score:

10/10

Tags:

family:nanocore evasion keylogger spyware stealer trojan

Link:

https://tria.ge/reports/210421-xsfmxjtq9j/

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

Checks whether UAC is enabled

NanoCore

Malware Config

C2 Extraction:

185.222.57.152:4001
127.0.0.1:4001

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.51

Link:

https://yomi.yoroi.company/submissions/9543093bc02b5d20ad4606f3ba21dc41d8c0da1dc56933dc78c88d78d883dd80

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

https://www.capesandbox.com/analysis/141965/

Comments

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a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-04-21 10:21:36 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009] Anti-Behavioral Analysis::Virtual Machine Detection