MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 abf941273866ba3ff5790c18f55e776554f75f846f1878b98c1e98ad25e94b9e. 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: abf941273866ba3ff5790c18f55e776554f75f846f1878b98c1e98ad25e94b9e
SHA3-384 hash: 2699b409e8e8fae07337072cb8ef73e6e5cd6230809fdfabe939d79bfe6a6b15e3f8f2dd15b200804e8d0c91276cbc0c
SHA1 hash: efdbce15d13ee24973094faa76e15abb348da0ac
MD5 hash: 3ed237e5630d31bae7b765c405aea482
humanhash: violet-carolina-solar-sad
File name:DHL.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:512'000 bytes
First seen:2020-05-14 16:40:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:a9X+ruUvrHjrTvxEk+BmYrFC3IcjDuZdzSU1j7sujKO9/kOXlgR6Mt:aAhzHj3vxE5g3YcHumq7sxYVzMt
Threatray 1'143 similar samples on MalwareBazaar
TLSH 58B4E0BC327D1E2BD87D06F54921129043F5A0A13D8AEBDD0CE234E76AD6B930B7A547
Reporter abuse_ch
Tags:DHL exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: lemon-field
Sending IP: 103.1.185.249
From: DHL <support@dhl.com>
Subject: Dear Customer
Attachment: dhl.iso (contains "DHL.exe")

NanoCore RAT C2:
u863495.awsmppl.com:2013 (185.140.53.32)

Pointing to nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@FOS-VPN.org'

inetnum: 185.140.53.0 - 185.140.53.255
netname: Freedom_Of_Speech_VPN
remarks: Before you contact us, please read:
remarks: 185.140.53.0/24 belongs to a NON-LOGGING VPN service.
remarks: We don't log any user activities.
remarks: We believe that the right to informational self-determination and the
remarks: right to privacy are essential to all citizens of all countries.
remarks: We don't host anything else on our servers than VPN software and our
remarks: customers can open a fixed number of Ports.
remarks: Like Public WiFi or Tor Exit Node Operators we cannot be held responsible
remarks: for the actions of our customers, because we simply can't (and to be
remarks: honest: don't want) to control them.
country: EU
org: ORG-SL751-RIPE
admin-c: SL12644-RIPE
tech-c: SL12644-RIPE
status: ASSIGNED PA
mnt-by: FOS-VPN-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-04-06T18:59:49Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
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Status:
Malicious
First seen:
2020-05-14 17:35:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
20 of 31 (64.52%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vp4ucjzym25d75lzbqmpkxtxmvkpox4en4mhrommd2mk2jpjjopa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
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NanoCore
3521a9cd1d18d9991b29966ae472097ae2996fc50c230ac06762f9e7666656f5
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408b676c05cde3623e9271d39c20ec19aaa9ad9882db0f08451442379409be99
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640477c11295f4211d11bc6adaf108da81e315fd31dfbb02ea2d18e3008b55e5
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6cef6b24f9c34ef5503ed6ba52ded7847882e7599bd39954ff9d3409042eeb74
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75830575168e1d024a8d0c86764cb9b88eea3c79f0c4a24fb39d4e94fd2c42d7
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7edb6382eaeded52c1341cec1508c797a7d7146d19e508c9713a4266ac823c8a
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8366973011083e5a6ddd8b602c3bfb70d6334e9a28a0113215197c97774d6b0c
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8b8b052e997171b0f6d09e387540b184e17f57ff8e3e4ea844840112d3e450ef
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c6160c54544837983276438a2b3d4782a52ae0fc604f4f65a8b16133f99ab16e
NanoCore
+ 1'133 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore coreentity evasion keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-g7m4bzkvyx/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
rezer0
CoreEntity .NET Packer
NanoCore
Malware Config
C2 Extraction:
u863495.awsmppl.com:2013
lakeside007.awsmppl.com:2013
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.

bdd46a553ebaf8676dae7e9a833adf95

NanoCore

Executable exe abf941273866ba3ff5790c18f55e776554f75f846f1878b98c1e98ad25e94b9e

(this sample)

  
Dropped by
MD5 bdd46a553ebaf8676dae7e9a833adf95
  
Delivery method
Distributed via e-mail attachment

Comments