MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84f2cd380b681104f068a5f49d9b4b790a949f042e1f9bea0b793c076489f72e. 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: 84f2cd380b681104f068a5f49d9b4b790a949f042e1f9bea0b793c076489f72e
SHA3-384 hash: a3a94610f4d88d03c43629464f7f73b0ba191a9ba6234c78d43f6a65f3c7b94ea741360da21ddc0efedd87af71acf648
SHA1 hash: 96615be158141d5399c9100b25c4d6078d7f7820
MD5 hash: 3daff590298ef3688d43a29b9def109a
humanhash: william-yellow-finch-louisiana
File name:SecuriteInfo.com.Variant.Ursu.823174.2705.15484
Download: download sample
Signature NanoCore
Create hunting rule
File size:397'312 bytes
First seen:2020-04-18 01:43:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:8yz9w6l+nK1KY3OTRGtBs4CNhevMKiBGTk9C9B77PJg:gk3IGtBFCeUSk0x7PJg
Threatray 1'245 similar samples on MalwareBazaar
TLSH D084BF6447A9CA27F1EF5FB8E559122AC7B2E206640FEB4F1CCC64F618533445AC13AB
Reporter SecuriteInfoCom
Tags:NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/1463/
Detection(s):
SecuriteInfo.com.Variant.Ursu.823174.2705.15484.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-18 00:18:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qtzm2oalnaiqj4diux2j3g2lpefjjhyefypzx2qlpe6aozej64xa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
013e28fb236b074fae60d3252c602924a886ad4c311310dbb19f85ba1c5e2425
NanoCore
19cb38547f3fd2c587aea5193730165d1e0706324b79c9cd60c809a23d73497a
NanoCore
258856f05819789b47e0bed58b1df479976a355cd30b953b23f9e2f5d286578a
NanoCore
2f003ca84db5f82fcf36040f7d97baae64e0582e830c8c1cea65c32c3d5b21d5
NanoCore
479dfa7690895205a1215d3edae68443671a448b6c09dc114d617c32f1a3d259
NanoCore
55374abf463b7c308310fc62d2d25da0059234c002669bae24a710cf695be746
NanoCore
7926f37cb45c730b9fa347b9e605d1b8e6a055b97f335bf8f1ea99e953fc94da
NanoCore
8caedefa8cf9273522057503dc8c9cabeaea4eb113a612040f1da56f8d85dbbf
NanoCore
c4b8370a2f9b30c900f56ba9b2a405f5d4febde0515c52647af81b79eaf7febf
NanoCore
dca09e669f01dcc5efa9ab9120ce3febd53868b3ba12a6e0b4574b82b3d0e392
NanoCore
+ 1'235 additional samples on MalwareBazaar
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.

Web download

NanoCore

Executable exe 84f2cd380b681104f068a5f49d9b4b790a949f042e1f9bea0b793c076489f72e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/342692/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/1463/
Cape
Cape
https://www.capesandbox.com/analysis/1462/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments