MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b54934cb8e1ff68d2c4306e5a6eb0f9e649ad1680960253c0cfa0c35a6c4d313. 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

Neshta

Vendor detections: 5

Intelligence 5 IOCs YARA 2 File information Comments

SHA256 hash:	b54934cb8e1ff68d2c4306e5a6eb0f9e649ad1680960253c0cfa0c35a6c4d313
SHA3-384 hash:	55b56d0a2bf689f02bd1beba2daf731b2e7d8eef167e69212c4bb5623a84a62d59119bcd4ea02cdd08aeab216b5d043a
SHA1 hash:	ebc2a18781d087ed9fd7e43467f0da354c17d8c3
MD5 hash:	5c777e4901a8f4175342bca7978ee3d5
humanhash:	utah-friend-earth-july
File name:	PO#7A68D20.exe
Download:	download sample
Signature	Neshta Create hunting rule
File size:	787'456 bytes
First seen:	2020-07-09 04:21:50 UTC
Last seen:	2020-07-09 05:02:24 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	24576:0jD/sL8XVKChu+QsyyqxLTESRJIOgGUfRBw+7hb7/Jo5:ojswXVKChu+QsyyqxLwSwIUfRBt7hxo5
Threatray	1'079 similar samples on MalwareBazaar
TLSH	84F4F13573A09D06C73E4F3AD9B150004FB1ED6B5A17F38B6EC42AEE589BB494902B17
Reporter	cocaman
Tags:	exe Neshta

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/23373/

Detection(s):

SecuriteInfo.com.MSIL.GenKryptik.ENWJ.14289.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Creating a file in the %temp% subdirectories

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b54934cb8e1ff68d2c4306e5a6eb0f9e649ad1680960253c0cfa0c35a6c4d313/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-09 04:12:41 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wvetjs4od73i2lcda3s2n2yptzsjvulibfqckpam7igdljwe2mjq._file

Verdict:

malicious

Result

Malware family:

n/a

Score:

10/10

Tags:

persistence spyware

Link:

https://tria.ge/reports/200709-5xnyftkdre/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Modifies registry class

Suspicious use of WriteProcessMemory

Modifies registry class

Drops file in Program Files directory

Drops file in Windows directory

Suspicious use of SetThreadContext

Reads user/profile data of web browsers

Loads dropped DLL

Reads user/profile data of web browsers

Modifies system executable filetype association

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:	win_neshta_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator

Rule name:	win_neshta_g0 Create hunting rule
Author:	gpalazolo
Description:	This rule identifies Neshta Malware.
Reference:	https://www.virusbulletin.com/virusbulletin/2014/08/bird-s-nest