MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e2091475bc81ff807e7684c8fe2b46c4000ac6e6b8cb5793b10fc08c5d549cdd. 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: e2091475bc81ff807e7684c8fe2b46c4000ac6e6b8cb5793b10fc08c5d549cdd
SHA3-384 hash: 790d3c003261843cc04d896fb0adeff5bd0875beefaf6826f1e1cbb5e9e6ece9435d1f82f1362e6d31d0b19a49ac8ebd
SHA1 hash: beae32ba05109ca0ffd163a03fc0dec247af1d13
MD5 hash: cc5ec52156207fca81e016161fd89426
humanhash: six-beer-nitrogen-robert
File name:e2091475bc81ff807e7684c8fe2b46c4000ac6e6b8cb5793b10fc08c5d549cdd
Download: download sample
Signature NanoCore
Create hunting rule
File size:440'832 bytes
First seen:2020-06-10 07:44:26 UTC
Last seen:2020-06-10 09:18:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:Mi72nyZI9pGBYkG4Le//mh/5g8xq9BBlY5P6H72uOvK+XHtoalM+PRObNI2oGxct:Gy2bk5S/2Rfq9BFOhXtUelsx
Threatray 1'170 similar samples on MalwareBazaar
TLSH FD949E39B7F49A31CAAA4E70E1DD0910C77778622833EF97760456641DAF90CE92A3CD
Reporter JAMESWT_WT
Tags:NanoCore

Intelligence

File Origin
# of uploads :
2
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.63.18726.1588.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.NanoBot
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Status:
Malicious
First seen:
2020-06-02 05:31:22 UTC
File Type:
PE (.Net Exe)
AV detection:
29 of 48 (60.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4ieri5n4qh7ya7twqtep4k2gyqaavrxgxdfvpe5rb7aiyxkuttoq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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02b60a23298127408b70ac29f643ffa7c0acaf3fe359cb2a1e44fd6eb9680c64
NanoCore
0a61e8b840644e0fb6739996a0d65da3b8b7f40478e96afbc889d9c7bf65a73f
NanoCore
0cc36114a155515acdf192cbde8cc6f2eb5bfc833920075ee5deb156944371eb
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1a6530f34958885dc32b47f8995d4af7598b1fcdfdd19345c991b3a975bb5ce9
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240159852a07d731922811db6650130ff93a374e2128e72bf2b7cf8b52fe551e
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6ce920a9bc60cc2388297a52758765c835b0ee670b42e5b965ae0731efcf24ec
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7320f2d8aca310739cdbf8845625d918e04d4f609a31626b58c58a9bae55bce5
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9bf00370d7ce501407903b0435920664abc86712b94263575e72ad9aa98022de
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ab9d99a4b0c273c0b0df1e7b2bcd472e0be30f8598e43e108d5bfedb9edb27a3
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e890d6a375e1c903b4475099459739bb5149646ebaf71d4424254529d39ab69f
NanoCore
+ 1'160 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-c89kc846p2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Disables RegEdit via registry modification
NanoCore
UAC bypass
Malware Config
C2 Extraction:
thecevoo.duckdns.org:3333
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.

Comments