MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a55215c35713562e4fa62a896aab920ca358dab446bcc2155e1dddaac004ba2c. 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: 7


Intelligence 7 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a55215c35713562e4fa62a896aab920ca358dab446bcc2155e1dddaac004ba2c
SHA3-384 hash: 281f1cbeb4c41b421b5ea48bef832e3b1eccf901145e98bd9d7855abb97aea7f576ce98c36d15e68d3096fc12b318dc2
SHA1 hash: 80b59625aaa12924d2dff8397a26d207e40e8bcf
MD5 hash: 763ba85127b401716c51e0879aa157fc
humanhash: butter-beryllium-red-iowa
File name:a55215c35713562e4fa62a896aab920ca358dab446bcc2155e1dddaac004ba2c
Download: download sample
Signature NanoCore
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File size:1'124'144 bytes
First seen:2020-11-09 21:09:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:YVDaAWsN6iujPzqsbw16RmHanc5vuZoX2lPA5h:4amujFbw1sYanc5vmo2uh
Threatray 1'241 similar samples on MalwareBazaar
TLSH D035BE0273E2D032FFABA2739B69F601967878290173852F13981DB9BD705B2177D663
Reporter seifreed
Tags:NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Trojan.Autoit-9783667-0
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Win.Trojan.Autoit-9789419-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Launching a process
Creating a file in the %AppData% subdirectories
Creating a file in the Program Files subdirectories
DNS request
Connection attempt
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Connection attempt to an infection source
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a55215c35713562e4fa62a896aab920ca358dab446bcc2155e1dddaac004ba2c/
Threat name:
Win32.Trojan.Nymeria
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Status:
Malicious
First seen:
2020-11-10 00:29:35 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uvjblq2xcnlc4t5gfkewvk4sbsrvrwvui26mefk6dxo2vqaexiwa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
03afb1b7954f0e777e41101fec1cdab213cb8ce1e836556acb72c9ab73cd3b66
NanoCore
0d4ae41ded28180ddcc35cdb97f92643d2dbd65d31f155f7d4505aee952baa05
NanoCore
0e566993f0a7c24582ac0cd61f488f51782ee5ff52a4d65cc41561717681c1d6
NanoCore
2f69bbdb312d1e2421db8c0d82828693ddd494216c6549a0884bc2c188eaf167
NanoCore
365a0e47f24d161f455a522b6a8e15343f257b8cf201173f5696dbcada4f025c
NanoCore
59e93dfe8fd2150d34ed6d3c2124a2f77a074b0d548ff2668944ca3d3b2e15d8
NanoCore
8be48a6508ced97bdd4d41459ef5e858b505b150fd3ea2d00229e6a72bb9a36b
NanoCore
a4f25a24fbcffae3e89a9dae33ff5745f94891af95f78c4900fc166d46f7b44f
NanoCore
a84a017507dc4b32d5a79258c5df63afed7bffd03f479fc07c5083e890b0cfbf
NanoCore
e12875e7d65f8f74fdb8808c9ee7f6a43364c27eb982d41eda7818d28dfd05f9
NanoCore
+ 1'231 additional samples on MalwareBazaar
Result
Malware family:
nanocore
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Score:
  10/10
Tags:
family:nanocore keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-yf5c3mehcn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
NanoCore
Malware Config
C2 Extraction:
windowslivesoffice.ddns.net:20377
127.0.0.1:20377
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:AutoIT_Compiled
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Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:Nanocore
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Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:nanocore_rat
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Author:jeFF0Falltrades
Rule name:Nanocore_RAT_Feb18_1
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Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
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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.

  
Delivery method
Other

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