MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6cd7b1c8e3b06ac38919582b023c8204f07277d17b612a98ddb0cc574e2aa991. 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: 6cd7b1c8e3b06ac38919582b023c8204f07277d17b612a98ddb0cc574e2aa991
SHA3-384 hash: 03ea017123ef7f8c4902b87936f127ca495ef1b9bfd7830d3ed915981fd0c2ed27cd241707fe5a00c5e0d97d99580fa7
SHA1 hash: c93919ee364809889f8bcf8e336730df76149981
MD5 hash: fc399d6ca3d587d40f0c23c8e5f694c0
humanhash: east-hawaii-mirror-oxygen
File name:fc399d6ca3d587d40f0c23c8e5f694c0.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:372'736 bytes
First seen:2020-05-20 06:52:16 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 6144:bcXwo8n5DOTssCcTBL5sSoWW6vQxlqp+X2bdFBZlibwFvlwD39M1yatlFt84n:bcXd8n5DOTssJkn6oARbdFBfFOLgyatn
Threatray 1'373 similar samples on MalwareBazaar
TLSH C584D0417164B88BC6EF54F950DAE28047F071B755B2FBC98CC7B1EA36C27E68902987
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore RAT C2:
185.19.85.186:40510

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
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:
2020-05-20 05:21:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
24 of 30 (80.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ntl3dshdwbvmhcizlavqepecatyhe56rpnqsvgg5wdgfotrkvgiq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
1038e9a84ab134e86481b12ac645c59e68dd2b182aa201fed07397071e5d057a
NanoCore
1698e9960588c4ffdae6ccba9317c4073c1562b3e1a56676c485a8317d369b8a
NanoCore
2145b74a59fb3d5281d825df17ac8bf2676008a42bd7164ba69b4e6c67830a6a
NanoCore
2e83d0c96b142f5bc03d9b3db91eef0a9d85c662775dcfe5e9d85361b5534145
NanoCore
3d0df194232db838734552fb3dcad7b175c8f19963a766768d6fa158c50521f3
NanoCore
58dea698e2c5b2a9310769bd735db939a1b6ed8cc80fdbc3aa5f0f6e25a074fc
NanoCore
760f1406027ffeb48694e12c4adb7842c216c0771eb08ca172c504078f2edace
NanoCore
86fc159edf7d8f3e2606c3e92d9d0966cccf902650a24e21693f40f9abeb60f8
NanoCore
c468bd3a3346a551c79dc218b5110c775708441ea80ac938ca9d33322cbd6a24
NanoCore
cbd78bfa67cd972d5c01472ce3f98e4500744c2544ca5fdddc3d9df49fbf1227
NanoCore
+ 1'363 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-6c5a4c4t76/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
185.19.85.186:40510
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
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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

Executable exe 6cd7b1c8e3b06ac38919582b023c8204f07277d17b612a98ddb0cc574e2aa991

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments