MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d7e4540b714031ca16ac11a8f127e73f9e66fb013c5a675eb68d93b6af88d0f. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7d7e4540b714031ca16ac11a8f127e73f9e66fb013c5a675eb68d93b6af88d0f
SHA3-384 hash: 6afb9e72936936e8f03253af38af7859bf272534c25d4ea1873d8c1a4da872d0eb420499ff3c39048773178615cfe364
SHA1 hash: ca915fb173cf6865fd322b155efeebd075aaa297
MD5 hash: 12b74409b6fd85b5c1a65293567557ec
humanhash: robert-magnesium-sierra-kilo
File name:Ref[0000568988].exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:220'672 bytes
First seen:2020-10-26 08:55:16 UTC
Last seen:2020-10-26 11:23:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 3072:XVQCyGk9k2LosfuOFkOpUX+kms0cFrwE16d4GIRVln4/NHjcmhd2fdHi38A+8YD3:XQhuiUQ/cH6XK4FHjcdYYZD
TLSH 6424291A2719D511CB5F527DC01A821831B1D707972AE7DF5AA6D8EA2F832CCF90BCE4
Reporter abuse_ch
Tags:AgentTesla exe JPMorganChase


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.raccordispecaili.com
Sending IP: 104.168.137.8
From: JPMorgan Chase Bank <info@yahoo.com>
Subject: Payment Advice - Advice Ref:[GB1860369674] / Priority payment / Customer Ref:[0000568988])
Attachment: Ref0000568988.zip (contains "Ref[0000568988].exe")

AgentTesla SMTP exfil server:
smtp.poongln.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/78866/
Detection(s):
SecuriteInfo.com.BackDoor.SpyBotNET.25.27979.26252.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching a process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/511440
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for sample
May check the online IP address of the machine
Moves itself to temp directory
Multi AV Scanner detection for submitted file
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)
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
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7d7e4540b714031ca16ac11a8f127e73f9e66fb013c5a675eb68d93b6af88d0f/
Threat name:
ByteCode-MSIL.Infostealer.DarkStealer
Create hunting rule
Status:
Malicious
First seen:
2020-10-26 00:38:39 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pv7ekqfxcqbrzilkyeni6et6op46m35qcpc2m5plndmtw2xyruhq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/201026-8cymq74zbs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
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_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip f02a153b390a255fc723f530dce8dec7048d9fdc2c72af01700564ff9f2d170c

AgentTesla

Executable exe 7d7e4540b714031ca16ac11a8f127e73f9e66fb013c5a675eb68d93b6af88d0f

(this sample)

  
Dropped by
MD5 f89aef81063b6af627a924b7ae7e905d
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f02a153b390a255fc723f530dce8dec7048d9fdc2c72af01700564ff9f2d170c
Cape
Cape
https://www.capesandbox.com/analysis/78866/

Comments