MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eeb8c3abc5285adfd129d20f321f2502d1125f0a0131644fe82c931cc2a5183b. 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 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: eeb8c3abc5285adfd129d20f321f2502d1125f0a0131644fe82c931cc2a5183b
SHA3-384 hash: 3a648e71d0073969171776cd13f551b22a876f31d8fa35e98ffff26c2691b85e3dcd555d783b38ffaa3b84a7a8133071
SHA1 hash: 14a46985fccf6beeab446a24313a545e83413f4d
MD5 hash: a95d2f1d08441c3fb0cba884f8daaa39
humanhash: green-dakota-mississippi-avocado
File name:ZFE8zFEDRpbfhKx.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:371'712 bytes
First seen:2020-06-15 13:03:00 UTC
Last seen:2020-06-16 09:35:22 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 6144:7lO8r14QBNsUFu2fqPQnrtuVK80wOYX5WZkeXB9VUxV9xtnkniD4gY5OFc7EW:7lXBNsV2yPQnpaRO+efQrtnYYzFc7N
Threatray 1'299 similar samples on MalwareBazaar
TLSH 6784F1097BDD9B10E1FA9F7899F1184443B4796B2A22E34F8EC530AE1A73BD49541F23
Reporter abuse_ch
Tags:exe geo Halkbank NanoCore RAT TUR


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: halkbank.com.tr
Sending IP: 37.49.230.92
From: HALKBANK.E-EKSTRE@halkbank.com.tr
Subject: T.HALK BANKASI A.S. 15.06.2020 Hesap Ekstresi
Attachment: Halkbank.iso (contains "ZFE8zFEDRpbfhKx.exe")

NanoCore RAT C2:
osharay.ddns.net:49291 (37.49.230.92)

Intelligence

File Origin
# of uploads :
3
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/10426/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Sonbokli.Acl.11575.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-06-15 13:04:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=524mhk6ffbnn7ujj2ihtehzfalirexykaeywit7ifsjrzqvfda5q._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
2b23bd3f75f21fca9811b646ade99f92cbd26e4892c1f8079716d1925797edb3
NanoCore
70e32f51fdd7cbade222e6e7acc86c8982eba7b1e591449dcaf2566946104d11
NanoCore
77aed51893a8a5e2ab24824dddad42c99cfb46baba36dbe90c72cd8ff6723b7f
NanoCore
8e5c41390f995c72ea749d6f141ec790ab5a61e843355592c2956ee01d8bb005
NanoCore
9570bbdb530065408a2c3d51801fcbb4bd0e5de8ce10b71096dcc8eac4571988
NanoCore
a388721677699e1816b5a7812b0c7bfa301cbe1539aae18fad07c98f85e16168
NanoCore
ccd5df3e21e1543a8cb3f92b37276be48adec9859f12096faaca589a39a0f99b
NanoCore
e4a764560fc747261834c1568d5280725a64036f720ad42ce847353cb4841331
NanoCore
f680bde2f9df0bf77497f36b16e0b1a8b08c847b4e9be02f9842e7d457169437
NanoCore
ffd474ba42b484a0c7eb8688e37334d55e65c49dcb88dcf3bc542276cd7d5348
NanoCore
+ 1'289 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-6rxkrx5hwn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
rezer0
NanoCore
Malware Config
C2 Extraction:
osharay.ddns.net:49291
127.0.0.1:49291
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

iso 984728dca6dd3d654ed7c9cb141bc6f11a92b9fee7872b75bd5fd370475c6ec4

NanoCore

Executable exe eeb8c3abc5285adfd129d20f321f2502d1125f0a0131644fe82c931cc2a5183b

(this sample)

  
Dropped by
MD5 5dce75665913214a2b79c5f00fc15d02
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 984728dca6dd3d654ed7c9cb141bc6f11a92b9fee7872b75bd5fd370475c6ec4
Cape
Cape
https://www.capesandbox.com/analysis/10426/

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