MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 903656946f337fff8ad4dbdca1feddf02f41ae1b5376a80e84c46d3bd3acf2ab. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 903656946f337fff8ad4dbdca1feddf02f41ae1b5376a80e84c46d3bd3acf2ab
SHA3-384 hash: d5b22f2e4d467e60ee429e084fb5929a5493640689bebdba81c8998c04f9f9b1867c9bfae17ab75cac397717f305badf
SHA1 hash: 02e3ea71b7951fd1bf745c3765f63fc786a61f4b
MD5 hash: 30844c0da0f059695a32a9abb0c2f3b2
humanhash: red-comet-hamper-december
File name:SK TAX INV.7z
Download: download sample
Signature NanoCore
Create hunting rule
File size:440'582 bytes
First seen:2021-11-25 10:54:29 UTC
Last seen:2021-11-25 10:56:45 UTC
File type: zip
MIME type:application/zip
ssdeep 12288:ktfjIW7zqdzo6pMPTl2X4vQfFzo0nySsDjayUyhM/I:ktfjj7/zp2Xj3lwjRUyhMg
TLSH T14C94238F0A568DCCDBF9014AE9447F8EB0E28DCEDC4C1A5C7E8664EB24E5519E437E84
Reporter cocaman
Tags:7z INVOICE NanoCore zip


Avatar
cocaman
Malicious email (T1566.001)
From: "KANUEQUIPMENT" (likely spoofed)
Received: "from kanuequipment.com (unknown [194.85.248.250]) "
Date: "25 Nov 2021 02:39:57 -0800"
Subject: "SK TAX INVOICE_25TH NOVEMEBR 2021"
Attachment: "SK TAX INV.7z"

Intelligence

File Origin
# of uploads :
2
# of downloads :
194
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.ArtemisC2EE32F9D7DE.25158.322.UNOFFICIAL
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Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/619f6b8ef36138de3f3c2783/reports/5a45fbee-974e-411c-83be-6e540ba15b71/overview
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/903656946f337fff8ad4dbdca1feddf02f41ae1b5376a80e84c46d3bd3acf2ab
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/903656946f337fff8ad4dbdca1feddf02f41ae1b5376a80e84c46d3bd3acf2ab/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-25 09:33:15 UTC
File Type:
Binary (Archive)
Extracted files:
19
AV detection:
8 of 45 (17.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sa3fnfdpgn777cwu3pokd7w56axudlq3kn3kqdueyrwtxu5m6kvq._file
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/211125-mz62rsehfn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
NanoCore
suricata: ET MALWARE Possible NanoCore C2 60B
Malware Config
C2 Extraction:
dera31.ddns.net:1187
195.133.18.211:1187
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nanocore
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/903656946f337fff8ad4dbdca1feddf02f41ae1b5376a80e84c46d3bd3acf2ab

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

NanoCore

zip 903656946f337fff8ad4dbdca1feddf02f41ae1b5376a80e84c46d3bd3acf2ab

(this sample)

NanoCore

Executable exe 84b9fef1f2c0dd3e8f8dc93cf6574d30e2c6e5bc819599fea60c71876df0278d

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 84b9fef1f2c0dd3e8f8dc93cf6574d30e2c6e5bc819599fea60c71876df0278d

Comments