MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 baccae266c8f6949ef7959d266763ec5e61c6a13a748ddedf77acae4f4174b31. 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: 8


Intelligence 8 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: baccae266c8f6949ef7959d266763ec5e61c6a13a748ddedf77acae4f4174b31
SHA3-384 hash: f757941e379f17943c1a09c13fe3e7c0a54e02e64f30b60c73e645a79ab9ecbf300dbbeeb1946b5b0339bee564cecddd
SHA1 hash: 0cb1ffe7ac9b25a606fdce8a5f4521913f577c11
MD5 hash: 5987fdb834a1806ba867d6f823ac12cf
humanhash: eleven-winner-helium-edward
File name:Y03140-Payment-Inv0ice.vbs
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'600 bytes
First seen:2021-08-16 17:12:53 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 24:rEEPdqnWahNjJPpUI0I2rWGItUIZOIIIPITI3uFIJwIEIfILdgcjacdgcquU2b7v:3+Tx2Ahn1wE+FIzhg3Nz
Threatray 2'614 similar samples on MalwareBazaar
TLSH T122317E0470331993EA06D42231A731DDBD312748AABB8B71145EEA42AA409BF5C5CAB7
Reporter abuse_ch
Tags:NanoCore RAT vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
235
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/179637/
Detection(s):
SecuriteInfo.com.VB.Trojan.Valyria.5174.14948.32715.UNOFFICIAL
Create hunting rule

Result
Verdict:
MALICIOUS
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/833802
Signature
Creates an undocumented autostart registry key
Sigma detected: CrackMapExec PowerShell Obfuscation
VBScript performs obfuscated calls to suspicious functions
Wscript starts Powershell (via cmd or directly)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/baccae266c8f6949ef7959d266763ec5e61c6a13a748ddedf77acae4f4174b31/
Threat name:
Script-WScript.Trojan.Valyria
Create hunting rule
Status:
Malicious
First seen:
2021-08-16 17:13:14 UTC
AV detection:
4 of 46 (8.70%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xlgk4jtmr5uut33zlhjgm5r6yxtby2qtu5en33pxplfoj5axjmyq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
2b8a102443d6ed4c84471a54f058f24f5f55485bba73ebd785fdce294e337110
NanoCore
305bf6557bcc3df14cf33993d14e03fa84a6bd7611a990402fae4522ff098454
NanoCore
3d8811d64e17d5ea06d0edae6163b90b2400d06d9afa60ae689d6fe9232bca86
NanoCore
437c9421ae36bc19198438f86b86a39de0d207449abef097eb9656743823c256
NanoCore
4d01d1b24f4f7487669486becc7ff8b43a126f56ffb3d8fcce8c66b200412475
NanoCore
4d394ed696ee7fb3d53a7b064c53f2157b28d9f192de912fe311dd284845e4c9
NanoCore
5a8b4dc95322eed89a2c77350395f8c1f79394369bebec84703ae285092a37f5
NanoCore
9f96527c9f839559485e89c5c5ff8f95708035fd55c9fac0c2edf3764224d860
NanoCore
9fc2ec9a478ddf812c9687c805f340989dc0af33b48100ec6621e422035ce579
NanoCore
a276b0d2aaf8a132ffbe9ae16763975bcf38fc1e5a6419890712fc3de02b793f
NanoCore
+ 2'604 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger spyware stealer suricata trojan
Link:
https://tria.ge/reports/210816-k2z2wf2vns/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Blocklisted process makes network request
NanoCore
suricata: ET MALWARE Possible NanoCore C2 60B
Malware Config
C2 Extraction:
augcavite.duckdns.org:3500
Dropper Extraction:
https://transfer.sh/1ITPvmn/bypass.txt
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/baccae266c8f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/baccae266c8f6949ef7959d266763ec5e61c6a13a748ddedf77acae4f4174b31

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
Create hunting rule
Author:jeFF0Falltrades
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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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.

Malspam

NanoCore

Visual Basic Script (vbs) vbs baccae266c8f6949ef7959d266763ec5e61c6a13a748ddedf77acae4f4174b31

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/179637/

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