MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1fc98dd4f7a3594f9e45e21e80e68b9c7dddadc68d3ceb9800ee881f2648653f. 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: 1fc98dd4f7a3594f9e45e21e80e68b9c7dddadc68d3ceb9800ee881f2648653f
SHA3-384 hash: 78d702d6985558259bf635aa6dadd788b6aa1209c9efb1bcea343f484d9482b8af2bb77e83f0363bb8d1da2411ffaf23
SHA1 hash: 48a23cdfa22d86fd516901e444417b8a3795abbc
MD5 hash: a5b21158bc166aef15690d9042a2f818
humanhash: sodium-green-arkansas-fourteen
File name:Λεπτομέρειες εγγράφου τραπεζικής μεταφοράς Alpha VEaudD2020.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:351'744 bytes
First seen:2020-06-16 13:07:03 UTC
Last seen:2020-06-17 09:20:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:MJSR/6jDq7U90LpcfD5DnuV6Cs9DbQnptW9WWu4ki2RJJw:Mk96jRKL2fDZn0apcptCu4
Threatray 1'214 similar samples on MalwareBazaar
TLSH 9974010876EC5331D6BC9F7D99F132441BF9A9BA3512EA1A5E8432CB1D137C25A42F0B
Reporter abuse_ch
Tags:exe geo GRC NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: dedicated.fco.pt
Sending IP: 151.236.46.67
From: Dimitrios Giannis <info@diinak.com>
Subject: FW: Alpha Web Banking Οι λεπτομέρειες πληρωμής
Attachment: Λεπτομέρειες εγγράφου τραπεζικής μεταφοράς Alpha VEaudD2020.arj (contains "Λεπτομέρειες εγγράφου τραπεζικής μεταφοράς Alpha VEaudD2020.exe")

NanoCore RAT C2:
duckmeat.duckdns.org:5626 (194.5.98.28)

Pointing to nVpn:

% Information related to '194.5.98.0 - 194.5.98.255'

% Abuse contact for '194.5.98.0 - 194.5.98.255' is 'abuse@inter-cloud.tech'

inetnum: 194.5.98.0 - 194.5.98.255
netname: Privacy_Online
descr: Longyearbyen, Svalbard und Jan Mayen
country: SJ
admin-c: RA9926-RIPE
tech-c: RA9926-RIPE
org: ORG-NFAS6-RIPE
status: ASSIGNED PA
mnt-by: inter-cloud-mnt
created: 2019-04-26T16:42:54Z
last-modified: 2020-03-13T23:11:55Z
source: RIPE

Intelligence

File Origin
# of uploads :
2
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/11007/
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.fc.27988.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-16 13:09:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=d7ey3vhxunmu7hsf4ipibzultr653logru6oxgaa52eb6jsimu7q._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
21d9e401be93fb1a1493982cf1fa97e48682276f59f1def70b01d3b867fa1ad1
NanoCore
46f159db9dfbeacf681e8342cfd8ba72a008f044913e16103d900001a9bbcc88
NanoCore
4825b8a8ead48a62ae66a5ae53259dc01dc96d2456497802bd7e942ac390b79d
NanoCore
494f9dd6446590e875fa54a866cfc76c795f19722f2842d14d82590de96b6b68
NanoCore
50a183b6130552c9a7613ec0f2d81eba5731d4166e92d5249c2ab81e32d4026d
NanoCore
812464aa0dfc28db563abf6f12caba88f4c8998ad5813741b781c3ddbcba1eaf
NanoCore
cb54cd1dc1efb943d5308d6681f36ecaec957f0a70f9683f1da3e7e1188b9748
NanoCore
d11f8cd2987a718cc9d0bd9de289ee8d90555115cb9d03fdc8f0b930898e4a75
NanoCore
d49621996ba7b43c8d7cb35403ccbb13c50f1a1dddc9492ce7a74abd8597a115
NanoCore
f72f6b3b804113ed4ae77c2feb03a05f2537e6bcbb2da27c4627e2d80fc31260
NanoCore
+ 1'204 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:nanocore evasion
Link:
https://tria.ge/reports/200624-9857lxehtj/
Behaviour
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks whether UAC is enabled
Checks BIOS information in registry
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
NanoCore
Malware Config
C2 Extraction:
duckmeat.duckdns.org:5626
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

arj 5fb95d2781ee6507a0855600dc71923f7bae0c28d04b82105b3fee8394af1016

NanoCore

Executable exe 1fc98dd4f7a3594f9e45e21e80e68b9c7dddadc68d3ceb9800ee881f2648653f

(this sample)

  
Dropped by
MD5 a2fe3cc8febdd46e15298dea1a8eb598
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 5fb95d2781ee6507a0855600dc71923f7bae0c28d04b82105b3fee8394af1016
Cape
Cape
https://www.capesandbox.com/analysis/11007/

Comments