MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4edb517cd43eef725ea3c5dfeadec190b933e408ec6f8de0d093c18a80e8bef8. 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: 4edb517cd43eef725ea3c5dfeadec190b933e408ec6f8de0d093c18a80e8bef8
SHA3-384 hash: 597ee0221fbb67d6054f2237c86b69912459d270d70da8481a51fdc443d4a89a23af6a60c0bda124659319ebf42dc75a
SHA1 hash: 55cb8e3dbba6cc0f609840da5ccd21f2a4a0486d
MD5 hash: 68f4c6c12f288c8a9cadbbabfc98229f
humanhash: south-mango-mexico-chicken
File name:68f4c6c12f288c8a9cadbbabfc98229f.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:596'480 bytes
First seen:2020-05-05 13:28:11 UTC
Last seen:2020-05-05 14:53:00 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 12288:K0ikeoCcd2F5tjkAHQZp0qmsOmN6wwiVZreP8Z/lEBqQU2TPWzCkFBbLphoy:NicdixkAPsOn
Threatray 1'209 similar samples on MalwareBazaar
TLSH 28C44A9C7613B2EFC857D0729AA81C64AA512FBA431B5103B06F75AD9B3D887CF144F2
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
101
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.GenKryptik.EJWW.29741.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-05 13:35:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j3nvc7guh3xxexvdyxp6vxwbsc4thzai5rxy3ygqspayvahix34a._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
0cc36114a155515acdf192cbde8cc6f2eb5bfc833920075ee5deb156944371eb
NanoCore
27a167d0a3b61e4b0bd436f5ceb5954ac128d5d424e5d60298a96b5c83a5ed45
NanoCore
428b0c27a13b633a5bcde725ce2859eb38d943d2437d3652c17ed78176521371
NanoCore
52a0b32117ded008aba2f96eae8dcd1e49600fa1666ad517d03b81d71f62f8ac
NanoCore
953b28fd61cb8eb78e1fca699aead009a12bb5a0a6a8d42b0447cbe2bf828143
NanoCore
b59de3e185784023c3bfa211f874ab50b74083e6d0a83174a8c42d74099429a4
NanoCore
e2091475bc81ff807e7684c8fe2b46c4000ac6e6b8cb5793b10fc08c5d549cdd
NanoCore
eb25701a60ba1d70a724b60de9d24b4931eece2e71f649236c31afd43ad170d7
NanoCore
feff3fc0ec32f43f4b02cc5120abf4c12e2a3d6456e73607ca0fc3503649fb25
NanoCore
ff16fdbe3781373baa856a3858c83f8a6551f7dfe808265e9f9d876676c79212
NanoCore
+ 1'199 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/201109-8nk87nemg2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
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:
xacnsnva.bounceme.net:8323
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.

Web download

NanoCore

Executable exe 4edb517cd43eef725ea3c5dfeadec190b933e408ec6f8de0d093c18a80e8bef8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/358391/
  
Delivery method
Distributed via web download

Comments