MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7bfd1ef5653086ff6aa2e58a63caf1ae11b38ef665c14636cee654538d0a3920. 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: 4


Intelligence 4 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7bfd1ef5653086ff6aa2e58a63caf1ae11b38ef665c14636cee654538d0a3920
SHA3-384 hash: e21cbf248c1ba4efb1af238d7f05b17330c7a4e264c2869c84cf5636d91985c688994c1bfff12014ce84697ac9a5d8fc
SHA1 hash: 46ef1eeea494170fc51f2ff0b2e3431fb0201399
MD5 hash: fccd991eca3688e744694456f042747d
humanhash: failed-fruit-autumn-pluto
File name:eat.png.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:416'768 bytes
First seen:2020-04-22 14:02:01 UTC
Last seen:2020-04-22 16:56:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:STUM3LByQgxe/D7psnag2GfzxLnkNlJHYmXtm/FRwuPfV4B/rREElTp9Mw0EW4jx:STB3LBLvKa+t0llYitm/FRwqQrHWUx
Threatray 1'169 similar samples on MalwareBazaar
TLSH 4094F13E26AC8F67C6AE0774605D419D57B0D937E282F39E8D91A4FE38C73435A4209B
Reporter James_inthe_box
Tags:exe NanoCore

Intelligence

File Origin
# of uploads :
2
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.ArtemisFCCD991ECA36.1502.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-22 10:06:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pp6r55lfgcdp62vc4wfghsxrvyi3hdxwmxaumnwo4zkfhdikheqa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
dridex
Create hunting rule
Similar samples:
124b6b1c17bfd398e67afab14d7ec342e809e26200bd2117faa5213de78efffd
NanoCore
77bb6489c1fd6c87f2ba80955211d0eef9be425d4e6076bd7280c6f87f9f3300
NanoCore
7a970d2c945adc2f8c3bbd2f57eb1d21abe8916a4f631cfed312b73847832f2b
NanoCore
7edb0b86650ff76c5b00c25c9f642bc4e163a946fe34efab15c0ea3cfee10c60
NanoCore
90141bd6f0215103fb95009ef0336cbd17aa2e4e41ffa3aa2171f939234c0e32
NanoCore
b4aa35cb89fb4ee9c316d487f9b2964b6dd38144160e61a4141dbe28d44196b1
NanoCore
be1a45ae85bb530727a5e96d3dc19eeb0542991ddb5a747b93665b4599c70ea0
NanoCore
e8454346c57024c395766f6c82771a58c6f03cbaa15871646cc197aae5b73461
NanoCore
f036e2aa7615446d2cb3ab689b13aac4055bf2cb8b19b0999db08d7052a80bf1
NanoCore
f0bdd59b67a442209f68d9adf125fbadd7e99324ca917822d5f5f29e976b5b26
NanoCore
+ 1'159 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.

  
Delivery method
Other
  
URLhaus
https://urlhaus.abuse.ch/url/348171/

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