MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58ab939bd2ec0d5d90a58a3be754b4a5a745fb0263b7f211f5f199bca4b4ba22. 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

AgentTesla

Vendor detections: 10

Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash:	58ab939bd2ec0d5d90a58a3be754b4a5a745fb0263b7f211f5f199bca4b4ba22
SHA3-384 hash:	b67c178a1956ccbdf67895f883052c7cb0792972e1d1e4f90c4658719141b74bda84771dad7eb647e539dfc45b9da2a0
SHA1 hash:	07c5d4a08734c70bca57665570df00f8205f6b98
MD5 hash:	1307faf78a3b2cf812c7603072e07975
humanhash:	muppet-chicken-connecticut-oven
File name:	RFQ LM2936MPX.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	856'064 bytes
First seen:	2020-08-04 07:49:23 UTC
Last seen:	2020-08-04 09:09:20 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:uHcPgYxmOE+2Do4pPeRH89frMKA9AeV5JvK7lqtXcyTJgDzUBeaVDV:XIYxPeVZlpMKAdJsqtfKDyV
Threatray	10'754 similar samples on MalwareBazaar
TLSH	2905AFC2F5488E54EC294A3A483359924B33AD6BEF02460634DCFA5D67F31966A35FC3
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: hwhk-220-21.mailset.cn
Sending IP: 36.255.220.21
From: 廖桂英 <sanmi@hrb-dg.com>
Subject: 订单 LM2936MPX
Attachment: RFQ LM2936MPX.IMG (contains "RFQ LM2936MPX.exe")

AgentTesla SMTP exfil server:
mail.kimberleygroupbd.com:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/38330/

Detection(s):

SecuriteInfo.com.Trojan.KillProc2.11275.4850.32462.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Unauthorized injection to a recently created process

Creating a file

Using the Windows Management Instrumentation requests

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/408863

Signature

Found malware configuration

Icon mismatch, binary includes an icon from a different legit application in order to fool users

Injects a PE file into a foreign processes

Machine Learning detection for sample

Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Mail credentials (via file access)

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/58ab939bd2ec0d5d90a58a3be754b4a5a745fb0263b7f211f5f199bca4b4ba22/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-04 07:50:11 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=lcvzhg6s5qgv3effri56ovfuuwtul6ycmo37eepv6gm3zjfuxira._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

1f0fcdd458865a771efea274126720044af98fcaf9fc46142fbdd5ff90c35a47

AgentTesla

5ac78dea36a7e315ee9c8e9a034169840772aaf84a494db110f43fd403d275eb

AgentTesla

839e5f8af0193847c36c30493e98a9d6cb142a63cb938f468168e5cfa49bafbd

AgentTesla

94f83573841effdb38475a3b6e09e299976537375e3087b8becd82a3f527c565

AgentTesla

978c0c4eff3ce564b52a92cb190be37fb85abae2d85153e202b87787c964136f

AgentTesla

b92daf26444f20dda1b9473af9b4016f67fc4e87761b1429021aceba77e3dd5a

AgentTesla

ec8bc269900d8541f11423fd2907b860434a09bca706029c3e8dc91144d58635

AgentTesla

ef233cee4b1ff1192e4213b68857105e0a091c9a84c9a8146821eb48cfebf666

AgentTesla

f66744477239c87939089b7bfb0e5396cf5addf0288b90b95178cc001c587c16

AgentTesla

+ 10'744 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer trojan spyware family:agenttesla

Link:

https://tria.ge/reports/200804-c5tktwl9yn/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads data files stored by FTP clients

AgentTesla Payload

AgentTesla

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

0.87

Link:

https://yomi.yoroi.company/submissions/58ab939bd2ec0d5d90a58a3be754b4a5a745fb0263b7f211f5f199bca4b4ba22

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:	Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	CAP_HookExKeylogger Create hunting rule
Author:	Brian C. Bell -- @biebsmalwareguy
Reference:	https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar