MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3465a87f7c026e390a862f5d4b638745f80fa24a5ef94998e2f5c1818dd0bc15. 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: 4


Intelligence 4 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3465a87f7c026e390a862f5d4b638745f80fa24a5ef94998e2f5c1818dd0bc15
SHA3-384 hash: ad713928093847d8cbf68b098e98cf6ec2813f627d8e9f1be792ecf4fd9438977b4787e4f958bd38247afcbc73f599d2
SHA1 hash: 2d7f373569161ed72822863914e7e4b9ec30e33d
MD5 hash: b52e9a0ed1bcc246be89c64e3b017987
humanhash: pip-berlin-jersey-oklahoma
File name:New_Inquiry.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:364'544 bytes
First seen:2020-05-01 11:19:52 UTC
Last seen:2020-05-01 11:56:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:uMWZ9V7TL1qX+x98x+PDCb+iHEVWtu3jS/dMvWWKuKKGy1+d357VO2A2xBkSOp:47cXu8O8+ikVWYIO+WKcGl357q2U
Threatray 1'486 similar samples on MalwareBazaar
TLSH 457402AE2B8C8BBBC16E56B8CD22874053F5E2D17E43FB275B8174FE09A7781851015E
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: mailsnd3.chol.com
Sending IP: 203.252.1.124
From: 대보마그네틱(주) <daebomag@chol.com>
Subject: New_Inquiry
Attachment: New_Inquiry.rar (contains "New_Inquiry.exe")

NanoCore RAT C2:
dikaa.ddns.net:1970 (105.112.99.164)

Intelligence

File Origin
# of uploads :
2
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.43642.24342.20301.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-01 03:43:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=grs2q734ajxdscugf5ouwy4hix4a7iskl34utghc6xayddoqxqkq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
0f371c17a23b2d2ce7d515476798aa61418232c74d7412b07a8473cde26d3a7b
NanoCore
3e87da458341b4cc27da064631812c1e07d70234571a40f3a6d12c7e7b54961c
NanoCore
4d0aea3c86fee5ae6722f98e65e622017f16725ede141d7ee95c20262080c61a
NanoCore
75952934e5ef6bb74f29c3320ef112e219cc953dc5ed8c351d742448f61161ff
NanoCore
81dc51cb4c9a375262666a59dc61a43408439f968b51f825f5e2193b990587c2
NanoCore
8aadc9eae1964c2fa5d3ba8f6816a239db391f4cfb38785367eee5f2923b5f9b
NanoCore
8c1d117e9f7e5ade2de844bffdf2aa17368c95342f0a9ee0746f10e5982dede6
NanoCore
8c68ba8f79b3446aade75acc5361b681e7a07b972a26ff1659061c36f84a2444
NanoCore
9efa06e1e51881862d5c07970aac24aae3e6e6628dada0af5dadd665b7ed2d77
NanoCore
b4a60a5fdddebf1351aa77b5ae1b850c8f53312cbe7e3792a0adbd3a458c70ba
NanoCore
+ 1'476 additional samples on MalwareBazaar
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

rar f77c4f47edf483def271adb00ee93067febdb3888ac4144b0ba458cf9933db03

NanoCore

Executable exe 3465a87f7c026e390a862f5d4b638745f80fa24a5ef94998e2f5c1818dd0bc15

(this sample)

  
Dropped by
MD5 9534fb1ad7bb2b2c38d6ed7de91d7456
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f77c4f47edf483def271adb00ee93067febdb3888ac4144b0ba458cf9933db03

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments