MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 25d2c8bc76bef3a842796941b7311ab6db705db48f9e60663bd3939ac5dc22a3. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 25d2c8bc76bef3a842796941b7311ab6db705db48f9e60663bd3939ac5dc22a3
SHA3-384 hash: e5733a870ff5efe01c1d28803d2beaccedd25e67ebe3f214fb0e6eed4b349ef219f66a3ce713c9fcdb9cc63d296c5939
SHA1 hash: 3452175b10c871e1586dd192026425ecfdaaf55d
MD5 hash: 5f7e79b3404b2db14a9129e8bcf54178
humanhash: bacon-echo-golf-lima
File name:Medical Equipments Order.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'759'112 bytes
First seen:2020-12-20 12:10:59 UTC
Last seen:2020-12-20 13:33:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:46FrDmCniJx4VUhcQMMPKp03izVag1GqBGGYxm/4doKDy3Hf4oEf+t/aHAREG02I:46FLS
Threatray 1'916 similar samples on MalwareBazaar
TLSH 08853D0249816CCBD7B2D090A34DC2D6B38795DCE7EA5FD4AE20E25532CC4B7EB69D81
Reporter abuse_ch
Tags:AgentTesla bat


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sakura13.loopcreate.com
Sending IP: 133.242.50.154
From: Jen Nahid <pedidos@ainea.es>
Subject: Jan 21 Medical Equipments Order
Attachment: Medical Equipments Order.pdf.zip (contains "Medical Equipments Order.bat")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
221
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Medical Equipments Order.bat
Verdict:
Malicious activity
Analysis date:
2020-12-20 12:15:00 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/02801d5d-5221-45f9-82b4-87af4eee3839

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/108612/
Detection(s):
SecuriteInfo.com.Generic.mg.5f7e79b3404b2db1.12756.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Creating a window
Using the Windows Management Instrumentation requests
Result
Gathering data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/566999
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
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/25d2c8bc76bef3a842796941b7311ab6db705db48f9e60663bd3939ac5dc22a3/
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=exjmrpdwx3z2qqtznfa3omi2w3nxaxnur6pgazr32ojzvro4ekrq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
27645f1d148b659a43b23aff406fd0a354c0f4c5ad89eadc475cc5b58244c83b
AgentTesla
34fef61460f3196f9c4f0f267443302cc5573d935ad73f18eb33aea41d8be5d3
AgentTesla
497e1d0c02120ed816acd24e875f2bca394f778c6a8fce6e72a9aaede55b421e
AgentTesla
4f2ce606dd43ec6e54fdb76a69588f0c4af5a8f858ee8216dcaaaae16cf5c148
AgentTesla
6c45cad2ea4958002a391549de184633d3f35b6fd71c0a372954886582f4d7b1
AgentTesla
abe6a77fefdede7de287d151689f87a3f59eb496d94351f4085b3bc1a6b755c2
AgentTesla
b9a0f67098094ecfc0675a49e35a8a7b088c459c686b383a0ad0c35ea6975f6c
AgentTesla
cf9fba55a1a9e94e666cbca5b10daa9c4ac1c097f720c537ca2d6fa1d8fb0d17
AgentTesla
e5c32739c115f51b0d7bf70fe1c50ca8253ee7ce97ef53d97582417e4bc093cb
AgentTesla
e758d7eed6c58b468d4e83295c69a68c013b42e6442e8791797777110f01fa02
AgentTesla
+ 1'906 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201220-e4t2nbchre/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Unpacked files
SH256 hash:
10960859d3c082a0726bc246170cf3afec1d8ff6668a1cd1b99dcbc0b38204e8
MD5 hash:
9157e7f86029140e5d971d06c21dbdfe
SHA1 hash:
0d2372341304bb27aba1965e6b2befa05f6053c9
Link:
https://www.unpac.me/results/3b3c442a-088b-4916-b0ba-e7c986488bfe/
SH256 hash:
768877d23066d128699b85584949417602e18cf86e83730301993820f6511fc2
MD5 hash:
b26fb05ae0a3f5ecddb8772bc0015f67
SHA1 hash:
bf0ea1dccd03e33e4376cc34d9e7c78baf9da5bf
Link:
https://www.unpac.me/results/3b3c442a-088b-4916-b0ba-e7c986488bfe/
SH256 hash:
25d2c8bc76bef3a842796941b7311ab6db705db48f9e60663bd3939ac5dc22a3
MD5 hash:
5f7e79b3404b2db14a9129e8bcf54178
SHA1 hash:
3452175b10c871e1586dd192026425ecfdaaf55d
Link:
https://www.unpac.me/results/3b3c442a-088b-4916-b0ba-e7c986488bfe/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.09
Link:
https://yomi.yoroi.company/submissions/25d2c8bc76bef3a842796941b7311ab6db705db48f9e60663bd3939ac5dc22a3

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: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 88eeab92509c92a6f593fc396981dd375c94683e1a8528732adf336a4c5dec71

AgentTesla

Executable exe 25d2c8bc76bef3a842796941b7311ab6db705db48f9e60663bd3939ac5dc22a3

(this sample)

  
Dropped by
MD5 49e60bb0fdb897920f2663b462473fcd
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/108612/
  
Dropped by
SHA256 88eeab92509c92a6f593fc396981dd375c94683e1a8528732adf336a4c5dec71

Comments