MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7528449cf7a3a8d1b8d56a5207cbcff5c2afe95aa6f4258acfa858a28bd370f5. 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: 7

Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash:	7528449cf7a3a8d1b8d56a5207cbcff5c2afe95aa6f4258acfa858a28bd370f5
SHA3-384 hash:	0aa3718a611e8e7d1c7f46b8862f1f23e1f9744bc0015361293dbba5b190be3d4418488d851fb8733a31e9c04870176d
SHA1 hash:	6023cf38880d120733f7d04e4ce77fe26ea87cfb
MD5 hash:	61190a1e66bdd33a70c65263dd04f1db
humanhash:	oscar-oklahoma-cat-equal
File name:	WAKP8SGlObhxWF1.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	323'072 bytes
First seen:	2020-06-23 14:53:35 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep	6144:m9/BFhzWcMy79vbp8gLLN+tknnB6Bt8ag3eNB7Rf2nHAKqwNBvwy8:GWcXxpHNB6b8qLeHGIw
Threatray	1'225 similar samples on MalwareBazaar
TLSH	FE64012173D99626F5F8CBB96DB16400633B39BA6936D64CCE4D209E1B37F818641F23
Reporter	abuse_ch
Tags:	exe NanoCore nVpn RAT

abuse_ch

Malspam distributing NanoCore:

From: "Anchormen J.Panchel" <anchorrmernequipments@mail.com>
Subject: RFQ for S.S Clean Room Equipment and Furniture.
Attachment: AEM_PRODUCT LIST23-1000620.rar (contains "WAKP8SGlObhxWF1.exe")

NanoCore RAT C2:
91.193.75.58:1985

Hosted on nVpn:

% Information related to '91.193.75.0 - 91.193.75.255'

% Abuse contact for '91.193.75.0 - 91.193.75.255' is 'abuse@kgb-vpn.org'

inetnum: 91.193.75.0 - 91.193.75.255
netname: NON-LOGGING-VPN-SERVICE
descr: Please note that we don't store any user data.
descr: Our main effort is not to make money, but to preserve values like the
descr: freedom of expression, the freedom of press, the right to data protection
descr: and informational self-determination.
country: EU
admin-c: KA7109-RIPE
tech-c: KA7109-RIPE
org: ORG-KHd1-RIPE
status: ASSIGNED PI
mnt-by: RIPE-NCC-END-MNT
mnt-by: KGB-MNT
mnt-routes: KGB-MNT
sponsoring-org: ORG-MW1-RIPE
created: 2012-06-04T11:05:55Z
last-modified: 2020-06-12T19:27:12Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

NanoCore

Link:

https://www.capesandbox.com/analysis/13145/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.WMH.613.UNOFFICIAL

Detection:

nanocore

Link:

https://mwdb.cert.pl/sample/7528449cf7a3a8d1b8d56a5207cbcff5c2afe95aa6f4258acfa858a28bd370f5/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-06-23 14:55:05 UTC

AV detection:

26 of 31 (83.87%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ouuejhhxuoundogvnjjaps6p6xbk72k2u32clcwpvbmkfc6tod2q._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

17976b00ac98edbfed8a513caeb5d757c334ed3e1f94712212b5b7a4ac1f226e

NanoCore

1c2fafc2031b76ab4caf3f91474f023321703a820209da4591192b6ca7cd09d2

NanoCore

3964739a8988be3dc3ffe71ce4fdd86bfef579f4cfdfac1c97d123805cd0ea2a

NanoCore

a632cd6bc107958c36a9ad58f16afbc3b6e0fdc31fa6d7147a5e0538518351ad

NanoCore

c068b1a7379f95ee883cd4ed9639bb2b28c380934f3bc0e0c7be97ad808c7b8a

NanoCore

dbe45d46b5bd3707e2ce34dd935716d9d5c78a5f27f9b9cf125db9c4a749a040

NanoCore

dd02cb85d94d9d687d5de330f198abd8f1a84720947c03dfad880526830986f3

NanoCore

df4ac313a1013e4111037cb09097cc4a53251d144568c8bd1fd4587cb8f7c4b4

NanoCore

fcfbd97a36604b87573118a94eb16adfa19d2d13f731565120b6f17a6845dda7

NanoCore

+ 1'215 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

persistence evasion trojan keylogger stealer spyware family:nanocore

Link:

https://tria.ge/reports/200624-28ds8tr49e/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Drops file in Program Files directory

Suspicious use of SetThreadContext

Adds Run entry to start application

Checks whether UAC is enabled

NanoCore

Malware Config

C2 Extraction:

91.193.75.58:1985

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

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_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/