MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 570e31510a4217a2d6a681705f82d0cf9691d503c3fa5ec41ca9c7388bfd112d. 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: 570e31510a4217a2d6a681705f82d0cf9691d503c3fa5ec41ca9c7388bfd112d
SHA3-384 hash: 952afac0d7df2b8484af0f22ba111aaab82d339e23d19f9270b3d32a31877bbdccec6d764244c46fc2896ba9d7a757f5
SHA1 hash: 9d7f7dcf1adc24c4ac867fc8eddf5587881060be
MD5 hash: 1bef41ed9b6dd10f3979b0b0746b3c43
humanhash: shade-fifteen-king-ack
File name:Invitatia,pdf.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:363'008 bytes
First seen:2020-04-08 10:06:42 UTC
Last seen:2020-04-08 10:49:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:I0G/WYJlmK8UCK0JXz5tBN48TkZlz9/0JeY6wR+HwoW23z0yIIzEeS:qWK+JVrZo6wY6LW23zSB
Threatray 1'162 similar samples on MalwareBazaar
TLSH 5274D00176B9BFA2D7388BF60025526A4BB2369F216CE3240CC6B0DF65B5F5445D2F2B
Reporter c_APT_ure
Tags:NanoCore

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.46406.19065.27349.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
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Status:
Malicious
First seen:
2020-04-06 15:29:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=k4hdcuikiil2fvvgqfyf7awqz6ljdvidyp5f5ra4vhdtrc75cewq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
4436caf91d33d8044d493dda9265fb32c40816f2bd80ae40ac3697bb6605e2aa
NanoCore
75bdc371b036b0305280360996f8b060f89b1aa6e840f0fd96afd2bfba151104
NanoCore
85af9324bcb91feff48269715b19581ad8ec3ea6476644fd8676b2391bff63c1
NanoCore
8fe5bec9866c6834c9073e34a18919f4590d20bedf92e6ee3775931d3aa6dc1e
NanoCore
a2846e83e92b197f8661853f93bb48ccda9bf016c853f9c2eb7017b9f593a7f8
NanoCore
baca2679d58701e79d47980d844a4556240d4bba87d19617d01c6458c35b9b72
NanoCore
e4efb498ca0db100d4035ed13792789fe96ec158561fe3348149202e57e64658
NanoCore
eaf438c55827cdc66854335ddd88907d8cfc389a4ddf02f8bfda152e5b1766a5
NanoCore
edc66f02786cde09a0f5a3481ff8286b94477537373b7edd71b4670542a98f1b
NanoCore
fc2726e2dfd571543def4f0a6398039251f97bf7a317d035c4c21846cd99bd6b
NanoCore
+ 1'152 additional samples on MalwareBazaar
Malware family:
NanoCore
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/570e31510a42/report/overview.html
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.

Malspam

NanoCore

Executable exe 570e31510a4217a2d6a681705f82d0cf9691d503c3fa5ec41ca9c7388bfd112d

(this sample)

  
Delivery method
Distributed via e-mail attachment

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