MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e595987e96c536ad8be2aabd554d6c0335ddb93f059982a2a4da1bbd88353229. 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: 9

Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash:	e595987e96c536ad8be2aabd554d6c0335ddb93f059982a2a4da1bbd88353229
SHA3-384 hash:	20de8a4d0c10d381a86eb70a9d1d6cc119ebb8987b05ccd6f0bb6d47827d35a7197ef6d45ae7e83c9a440e8d48cca0a4
SHA1 hash:	1ca45e56ba6cbd714ed5aa0f120be1e80fb38722
MD5 hash:	aa6188735d110b3ad30cb412eba396a0
humanhash:	hot-arkansas-spring-low
File name:	aa6188735d110b3ad30cb412eba396a0.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	610'304 bytes
First seen:	2020-08-06 15:15:33 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:DLypTgrpiAVxXD2B0XZ+abgjFkHksX+UcZtb00oMRalgp:DLypEQAV9iB04aCyHksUHb0ARal
Threatray	10'628 similar samples on MalwareBazaar
TLSH	4FD4E00467DE8BA3EAFD2BB808AD712017763EB66835D708ADC475EE0CB2B0455D0B57
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

AgentTesla SMTP exfil server:
mail.spamora.net:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/41325/

Detection(s):

SecuriteInfo.com.ArtemisAA6188735D11.13158.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

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/414193

Signature

Found malware configuration

Injects a PE file into a foreign processes

Installs a global keyboard hook

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/e595987e96c536ad8be2aabd554d6c0335ddb93f059982a2a4da1bbd88353229/

Threat name:

ByteCode-MSIL.Spyware.Masslogger

Status:

Malicious

First seen:

2020-08-06 15:17:06 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4wkzq7uwyu3k3c7cvk6vktlmam253oj7awmyfive3in33cbvgiuq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

350f76a14a11bfe8d35f65d21204d6f3b58f5b8b3e80946fe664c2ec28ed5964

AgentTesla

50d83791145d6b09c47fc90279d568bff571181c97d9dad9ab63c3e9c9b935af

AgentTesla

66178c5a45af58b7b0710d3867d501cbef090c10817fd1ebf5555477c2c32098

AgentTesla

6c7624c020bb11d5803286dc0fc1d9ee44d21be97207573051bcd322091a731b

AgentTesla

8433ac6d87185d65251a833f4f37ac4095395d2751da1ff95e8d9d4e53656480

AgentTesla

931669cd2085bbab158b1a883203b39e7e1198c1b35db935e0205871607aea01

AgentTesla

ccac5881ca9beeead13f5c7f05b289e9d3013a9eea7ce8a087dcb0aade9a60e2

AgentTesla

d5683e9201b5e1962693f4fd6d5485a553ed8537c6956c6bfed7d040d20069f0

AgentTesla

df97a31515a7737f062cd6c43a4931f18518b157f33935c9720476d83fb5ab0f

AgentTesla

+ 10'618 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200806-qbd5zhwree/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla Payload

AgentTesla

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

Threat name:

Suspicious File

Score:

0.45

Link:

https://yomi.yoroi.company/submissions/e595987e96c536ad8be2aabd554d6c0335ddb93f059982a2a4da1bbd88353229

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