MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 566a52a90df95efb099d508758e4d2d81ea9333c99837c42ecbda883c0e3716b. 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: 5


Intelligence 5 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 566a52a90df95efb099d508758e4d2d81ea9333c99837c42ecbda883c0e3716b
SHA3-384 hash: f2ce2d5549adbd817a2e59f549a84baf2e98043ffaaee5d4f388350a6f6b027c6b953e476e4f5b47b297eafe3d7f234c
SHA1 hash: a11885cc28c03e2e87bb2836568e2780b454b879
MD5 hash: 19bffaa10a2cc479d6766e13ad7d353b
humanhash: music-william-nineteen-fifteen
File name:NEW PRICE FOR QUOTATION.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:643'584 bytes
First seen:2020-05-06 08:12:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ff5d38f8ce7becc9e2b75dea8647115f (7 x AgentTesla, 2 x Loki, 1 x FormBook)
ssdeep 12288:lUXBVVN+jL7n5fsr+7YHQp6JCkvOgUUuswiy8pi0EU8woiiWFW:le3VNy75YzIPeOpFhi/pUU82FW
Threatray 3'281 similar samples on MalwareBazaar
TLSH 08D4C036FED08437D273263C9C5B56A4BC3ABE503E2958467BE81D4C5F397823869293
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: smtp.safemail.it
Sending IP: 147.123.1.124
From: Zann KWOK <zkwok@gattefosse.sg>
Subject: New offer-price confirmation
Attachment: NEW PRICE FOR QUOTATION.Z (contains "NEW PRICE FOR QUOTATION.exe")

NanoCore RAT C2:
185.244.29.216:4050

Hosted on nVpn:

% Information related to '185.244.29.0 - 185.244.29.255'

% Abuse contact for '185.244.29.0 - 185.244.29.255' is 'abuse@gerber-edv.net'

inetnum: 185.244.29.0 - 185.244.29.255
netname: GERBER-NETWORK
descr: Wonsan, Kangwon-do
descr: Choson Minjujuui Inmin Konghwaguk
country: KP
admin-c: GN5022-RIPE
tech-c: GN5022-RIPE
org: ORG-GN148-RIPE
status: SUB-ALLOCATED PA
mnt-by: GERBER-MNT
created: 2018-01-31T19:41:57Z
last-modified: 2020-04-06T22:16:40Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.BorlandDelphi-1
Create hunting rule

PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Trojan.Nanocore.23.31273.12919.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Nanocore
Create hunting rule
Status:
Malicious
First seen:
2020-05-06 05:27:00 UTC
File Type:
PE (Exe)
Extracted files:
38
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kzvffkin7fppwcm5kcdvrzgs3apksmz4tgbxyqxmxwuihqhdofvq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
32590b9b3bfcfdb90612b8f3f15da11f29bde6c5bd47ed3b61fc701c7073e4d4
NanoCore
3f256c15a96f8f556978318a55308e3ef709f29d93a18d0c2d262f305477cfb2
NanoCore
99c560ba0ea4b663b0c250ef873e9cc9e41282d6d1a7769343fb1ceed04224ec
NanoCore
9e63c6271b6517c4a4d0722ba8e41a2bc75b0bcd7d8a68748b46f92bcd70dd20
NanoCore
a3697259681e15dcf1e2b146393229a698931e167dda76c7f6089ead6327a6b3
NanoCore
a82bcad6ad1121d66c78a4ae1148e3ec9fdfe0e366af10965df6dd1528a6bfc3
NanoCore
b24205394b92b61e4058e30a94528aa34cf37b3d930c3197d91f33f8fd173cf4
NanoCore
bfc99afb39a2d70d500ab264de8b0bc112f586f675d6ec1ff2c186020e6af100
NanoCore
d6332d4b5b5984ebb39685164428ad0f1f1b04e82b14cd5d773bbdd0d4ad05dc
NanoCore
db96c9d3e32ee723b3f041a0f0ddd9f86117f4be9c6fc54de69d781e025584b1
NanoCore
+ 3'271 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan upx
Link:
https://tria.ge/reports/201109-aae4zrtn4n/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
UPX packed file
NanoCore
Malware Config
C2 Extraction:
:4050
185.244.29.216:4050
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/
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.

Malspam

NanoCore

z dc4124a761c1c0106ca9a47b872acd5aa3a71a44a8ef2a6ab67d94a7b2ee1799

NanoCore

Executable exe 566a52a90df95efb099d508758e4d2d81ea9333c99837c42ecbda883c0e3716b

(this sample)

  
Dropped by
MD5 6fbbd6d4eabd97c08eda558b65ad9d2c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 dc4124a761c1c0106ca9a47b872acd5aa3a71a44a8ef2a6ab67d94a7b2ee1799

Comments