MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa8b5da63665ba268ec6923aa0bd26662e9dea318d80a7ab659065724c94868a. 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: fa8b5da63665ba268ec6923aa0bd26662e9dea318d80a7ab659065724c94868a
SHA3-384 hash: edadc92da601934e07955d41a9037af92b49a9ee603bde9d2105042ee5b80b65a703cf791decbad858244ddbc8592d21
SHA1 hash: 01f3e93164311f90fb1ce600878841770dbd4444
MD5 hash: 2fd3e5cff51e812ecaa4ccb79397b534
humanhash: finch-rugby-jersey-early
File name:2fd3e5cff51e812ecaa4ccb79397b534.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:638'976 bytes
First seen:2020-06-04 09:06:41 UTC
Last seen:2020-06-04 13:31:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:vTkdfD53klb1IUQX0Eg4VR0gkgCwlf2r/LmUo8SiuVVCnf5CZ:4dr53kv/Uxg4bPkD4+7L72VVQ5CZ
Threatray 1'349 similar samples on MalwareBazaar
TLSH C0D4F1442F496465C8A56B38DE8BE138C3325D074D0AA70EB9DCBEC33FB51E24157E9A
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore RAT C2:
mogs20.hopto.org:1122 (105.112.107.41)

Intelligence

File Origin
# of uploads :
3
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WCL.14955.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-04 10:22:22 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7kfv3jrwmw5cndwgsi5kbpjgmyxj32rrrwakpk3fsbsxeteuq2fa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
062cf3944b0b563efc115688ff8910721db670950acf80c0020351b7d97b48c5
NanoCore
0fb26042a8a31d0db10d1302875a6f44d5aa5dd369b309795172dc957eef5c4a
NanoCore
19cb38547f3fd2c587aea5193730165d1e0706324b79c9cd60c809a23d73497a
NanoCore
34f1b02bdccebe61deb518957acd32c9a64ce358102db3be15ed7d46f9945004
NanoCore
37bddf42525de673f8c88355875c5bed4035d5c5100ebece7c3aae162d3ba68f
NanoCore
99c574b7d4be75a2323c02a53b378b067359be1adf925e5a17414226bd42ddbe
NanoCore
b021142c3c9575a16eb787ba56f17e01925370db0b3d24afa41145b83f8f094f
NanoCore
c21ee6cfa09a79362a7f3b03781a7f252d10b41da48dea433e06fe4a0df26eee
NanoCore
d0a9cde7ebed2daf4306e0e76a341e6c4293bf9904ed464f5bfcb462dc0999d0
NanoCore
f9614b985dcb06d9c40448e4ecf1a94ce2cd69e54f6acbeca7b6deec54aafdb3
NanoCore
+ 1'339 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-3yvr2rb5pj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
JavaScript code in executable
Drops startup file
NanoCore
Malware Config
C2 Extraction:
mogs20.hopto.org:1122
185.140.53.208:1122
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 fa8b5da63665ba268ec6923aa0bd26662e9dea318d80a7ab659065724c94868a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/366581/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/379056/

Comments