MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 483338a656b2a7bf095d9bf3ca950419f217acdb9812b3d0013ccc13785f305e. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 483338a656b2a7bf095d9bf3ca950419f217acdb9812b3d0013ccc13785f305e
SHA3-384 hash: 9a3b234eb9122c8cba42ab24ef0d56d1e16e6dec7ef28496a31e28b98e4e20b3b027e00c889b13af9e60f1bb232bcd24
SHA1 hash: 6062b27af5a1b0032017dee1513c08376f43214e
MD5 hash: 60fa9876716861fa5852cfdb38e81c63
humanhash: bluebird-low-lithium-papa
File name:PURCHASE ORDER.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:996'116 bytes
First seen:2020-07-21 18:40:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 00be6e6c4f9e287672c8301b72bdabf3 (116 x RedLineStealer, 70 x AsyncRAT, 55 x AgentTesla)
ssdeep 24576:6NA3R5drXdtu+VYJelmoU3zLWja6fUlXNL2eIh2soAY5aRcKX+47Nsm7:z5bFVYk63zijPMZx2r2xA2aa47Nf7
Threatray 1'305 similar samples on MalwareBazaar
TLSH DC250241F7D284B1D97319321929F721A87CBA242F24DA2FB7D44E6E8D351C1E634BA3
Reporter abuse_ch
Tags:exe NanoCore RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/30355/
Detection(s):
PUA.Win.Downloader.Aiis-6803892-0
Create hunting rule

SecuriteInfo.com.Troj.NanoCo_TZ.22029.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a file
Creating a file in the %temp% directory
Creating a file in the Program Files subdirectories
Launching a process
Deleting a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Connection attempt to an infection source
Enabling autorun with Startup directory
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/393675
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 249125 Sample: PURCHASE ORDER.exe Startdate: 22/07/2020 Architecture: WINDOWS Score: 96 82 Malicious sample detected (through community Yara rule) 2->82 84 Multi AV Scanner detection for submitted file 2->84 86 Detected Nanocore Rat 2->86 88 4 other signatures 2->88 14 PURCHASE ORDER.exe 30 2->14         started        17 wwir.pif 1 2->17         started        19 wwir.pif 2->19         started        21 wwir.pif 2->21         started        process3 file4 80 C:\Users\user\AppData\Roaming\...\wwir.pif, PE32 14->80 dropped 23 wwir.pif 4 3 14->23         started        26 wscript.exe 17->26         started        28 wscript.exe 19->28         started        30 wscript.exe 21->30         started        process5 signatures6 90 Multi AV Scanner detection for dropped file 23->90 32 wscript.exe 1 23->32         started        34 wwir.pif 26->34         started        36 wwir.pif 28->36         started        38 wwir.pif 30->38         started        process7 process8 40 wwir.pif 32->40         started        42 wscript.exe 34->42         started        44 wscript.exe 36->44         started        46 wscript.exe 38->46         started        process9 48 wscript.exe 1 40->48         started        50 wwir.pif 42->50         started        52 wwir.pif 44->52         started        54 wwir.pif 46->54         started        process10 56 wwir.pif 48->56         started        58 wscript.exe 50->58         started        60 wscript.exe 52->60         started        62 wscript.exe 54->62         started        process11 64 wscript.exe 56->64         started        66 wwir.pif 58->66         started        68 wwir.pif 60->68         started        process12 70 wwir.pif 64->70         started        72 wscript.exe 66->72         started        process13 74 wscript.exe 70->74         started        76 wwir.pif 72->76         started        process14 78 wwir.pif 74->78         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/483338a656b2a7bf095d9bf3ca950419f217acdb9812b3d0013ccc13785f305e/
Threat name:
Win32.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-07-21 18:42:07 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jaztrjswwkt36ck5tpz4vfiedhzbplg3tajlhuabhtgbg6c7gbpa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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20c92a8fbd7ef9b25f61e93b0bb0c31f95040185aab9965141fbde99c47ea46d
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251c55b7c7c02eec9a87eca94bb01f653317ef5d8278aeb2b511194d7057a675
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38701fe4b63d1436ba2e26cc7e268327299b58bcccbf074bfb2cbbcf57ceb2ea
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c67fe1304d6455bcae5c07b3f7fece584628b05d286b68da6e85275f7695b2aa
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cd8770808daf4f97a339438001f0ac7dab0853feb07134e6f7bb2fc3db9581c0
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d35f40a630b2e4b24ec76c354e1e66d927afe339aaba45ff3c750ed52193c910
NanoCore
e7fa1cf008969a70a894b2947737b69c26abb63378d9d4305b698b223793029f
NanoCore
+ 1'295 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
persistence keylogger trojan stealer spyware family:nanocore evasion
Link:
https://tria.ge/reports/200721-bv2a385z52/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Loads dropped DLL
Executes dropped EXE
NanoCore
Malware Config
C2 Extraction:
iutkcom.duckdns.org:54986
katrinapastternak.duckdns.org:54986
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.

Cape
Cape
https://www.capesandbox.com/analysis/30355/

Comments