MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 29d59cff833693b1df33808ed34e64911fbdc2ba6e750c65018e559cecac19f6. 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: 15

Intelligence 15 IOCs 1 YARA 11 File information Comments

SHA256 hash:	29d59cff833693b1df33808ed34e64911fbdc2ba6e750c65018e559cecac19f6
SHA3-384 hash:	30b43f3e2c5a6be229c8d6dcbca2e058f568e8b4811ef98faaa380bbe1dbe39d9547ce8fe9d7a1d4af3557c05b4a08d7
SHA1 hash:	fb3ec89bb4fd899941f36e011702120980dafe60
MD5 hash:	38ec05c2c1b57bb5e0f5baef9ef691a0
humanhash:	arizona-mike-oscar-utah
File name:	29D59CFF833693B1DF33808ED34E64911FBDC2BA6E750.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	207'360 bytes
First seen:	2021-09-13 22:36:14 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep	3072:CzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HI+GVWLjxKXC0CSlMBjJtS9v3K:CLV6Bta6dtJmakIM5yWvUo4MBNti6
Threatray	2'849 similar samples on MalwareBazaar
TLSH	T19214BF2577A94A2FE2DF86B9B12241139379C2E398C3F3EE28E455B24F167E106071D3
Reporter	abuse_ch
Tags:	exe NanoCore RAT

abuse_ch

NanoCore C2:
185.163.45.203:8002

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
185.163.45.203:8002	https://threatfox.abuse.ch/ioc/221481/

Intelligence

File Origin

# of uploads :

# of downloads :

408

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

29D59CFF833693B1DF33808ED34E64911FBDC2BA6E750.exe

Verdict:

Malicious activity

Analysis date:

2021-09-13 22:38:25 UTC

Tags:

trojan nanocore rat

Link:

https://app.any.run/tasks/35528d3c-0508-4217-b229-a23f121b2ed1

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/187600/

Detection(s):

Win.Trojan.NanoCore-9852758-0

Win.Trojan.Nanocore-5

Win.Packed.Generic-9777790-0

Win.Trojan.Generic-9783914-0

Win.Dropper.Nancrat-9869495-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Using the Windows Management Instrumentation requests

Creating a window

Creating a file in the %AppData% subdirectories

Creating a file in the Program Files subdirectories

Connection attempt

Sending a custom TCP request

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

greyware nanocore obfuscated packed rat

Link:

https://www.filescan.io/uploads/617506b79a5a1e91c5d1fe5b/reports/3dc5f1ce-9e89-4e71-aeb1-4c39ea520e57/overview

Malware family:

NanoCoreRAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/07f02172-16a1-4ae9-85be-0ac75a5988b7

Result

Threat name:

Nanocore

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/850213

Signature

.NET source code contains potential unpacker

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

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 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

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Yara detected Nanocore RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

nanocore

Link:

https://mwdb.cert.pl/sample/29d59cff833693b1df33808ed34e64911fbdc2ba6e750c65018e559cecac19f6/

Threat name:

ByteCode-MSIL.Backdoor.NanoCore

Status:

Malicious

First seen:

2021-07-25 23:35:34 UTC

AV detection:

28 of 28 (100.00%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=fhkzz74dg2j3dxztqchngttesep33qv2nz2qyzibrzkzz3fmdh3a._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

1f39a6b78d949b49801703687e3ee181ddfba0e21b13e094f584808d5030ebe2

NanoCore

24f649ba2d0821e1ac7c9bdc28a03c29e0494d5a52913343ae1ed8112d8acb84

NanoCore

6744cb50ec61375fecb780f86bef73a254d0fb45c5b23d0eb9ae375fa19ac4d5

NanoCore

6ac81ad425d5c181006b6cce9ebdd5ab5fcca808df15736d9bcbf561d216e447

NanoCore

6db62dd5519b4afb93f0b949b741d384525425f1032ecc52e7196d34243cca4b

NanoCore

99b69c71a045d2993d1d6076a70f372e4924e02ad7c58482d54eb748675c1b1d

NanoCore

b982293fd90384c609fb3879b14af3ab6a780c0cb9f3cb6baf1fe81a3f400e29

NanoCore

+ 2'839 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

family:nanocore evasion keylogger persistence spyware stealer suricata trojan

Link:

https://tria.ge/reports/210913-2jsxjaheep/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Drops file in Program Files directory

Adds Run key to start application

Checks whether UAC is enabled

NanoCore

suricata: ET MALWARE Possible NanoCore C2 60B

Malware Config

C2 Extraction:

185.163.45.203:8002
127.0.0.1:8002

Unpacked files

SH256 hash:

29d59cff833693b1df33808ed34e64911fbdc2ba6e750c65018e559cecac19f6

MD5 hash:

38ec05c2c1b57bb5e0f5baef9ef691a0

SHA1 hash:

fb3ec89bb4fd899941f36e011702120980dafe60

Detections:

win_nanocore_w0

Link:

https://www.unpac.me/results/28d04141-d859-4f2e-bd1a-73ad4959ed07/

Malware family:

NanoCore

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/29d59cff8336/report/overview.html

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/29d59cff833693b1df33808ed34e64911fbdc2ba6e750c65018e559cecac19f6

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_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
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:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

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/187600/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample