MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f. 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: 11


Intelligence 11 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f
SHA3-384 hash: 1e8c7236ec8ad6adf01f252be9ff1357da2c80e1bd8383e7476349fbaada113819f7c2c0071e0157279a65cc528fb2a9
SHA1 hash: 7efd865efe47e8f2665cf5bdc4556be769ea998f
MD5 hash: 034b8ed08edfa130c4753550d7aea9bd
humanhash: burger-juliet-double-august
File name:034b8ed08edfa130c4753550d7aea9bd.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:815'616 bytes
First seen:2021-08-06 06:35:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:CvrroA8+PzWh7/wAUEcgGtOz23v9MNjd:wr4+qh//4Oz2/Kh
Threatray 8'486 similar samples on MalwareBazaar
TLSH T1A505E0257651C901D7FE6B32CCDF40084BF9F9413A62CF1A7CAB325E4A533A2A9465CE
dhash icon 96ceec79f0ec8e96 (5 x Formbook, 5 x AgentTesla, 2 x SnakeKeylogger)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
292
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/176910/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3208bd80-9a34-4667-a328-976457c2c930
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/828120
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Contains functionality to register a low level keyboard hook
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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 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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 460551 Sample: Lb6xGENhdi.exe Startdate: 06/08/2021 Architecture: WINDOWS Score: 100 52 Found malware configuration 2->52 54 Multi AV Scanner detection for submitted file 2->54 56 Yara detected AgentTesla 2->56 58 6 other signatures 2->58 7 Lb6xGENhdi.exe 7 2->7         started        11 MLdAu.exe 5 2->11         started        13 MLdAu.exe 2 2->13         started        process3 file4 34 C:\Users\user\AppData\Roaming\mdwSETuWz.exe, PE32 7->34 dropped 36 C:\Users\...\mdwSETuWz.exe:Zone.Identifier, ASCII 7->36 dropped 38 C:\Users\user\AppData\Local\...\tmp4B1C.tmp, XML 7->38 dropped 40 C:\Users\user\AppData\...\Lb6xGENhdi.exe.log, ASCII 7->40 dropped 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->60 62 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->62 64 Contains functionality to register a low level keyboard hook 7->64 66 Uses schtasks.exe or at.exe to add and modify task schedules 7->66 15 Lb6xGENhdi.exe 2 9 7->15         started        20 schtasks.exe 1 7->20         started        68 Machine Learning detection for dropped file 11->68 70 Injects a PE file into a foreign processes 11->70 22 schtasks.exe 1 11->22         started        24 MLdAu.exe 11->24         started        signatures5 process6 dnsIp7 42 mail.spamora.net 185.26.106.194, 49728, 49729, 587 ATE-ASFR France 15->42 30 C:\Users\user\AppData\Roaming\...\MLdAu.exe, PE32 15->30 dropped 32 C:\Users\user\...\MLdAu.exe:Zone.Identifier, ASCII 15->32 dropped 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->44 46 Tries to steal Mail credentials (via file access) 15->46 48 Tries to harvest and steal ftp login credentials 15->48 50 3 other signatures 15->50 26 conhost.exe 20->26         started        28 conhost.exe 22->28         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-06 03:37:52 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3isyhjjjqj5rlmc3da3q7zpyxk4hr7oqy6he7xur4ls4lndwsmhq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0ac9a62fee3468f5e7af72d95bfc56eb7c4bcc5e05af83333eb6db747e8e80bf
AgentTesla
398970d0c4754fa90d6f04c15fbf6d0bb88fb05d63dc4d7b919255ed774e3899
AgentTesla
502b8c6aac5f16a7cf050c80da53960d264501951d3da502780fc05c507984dc
AgentTesla
723119cd3689ab3144bd1beaf91b93d11c47a0d2ac504d0e11569540b89ab3d6
AgentTesla
76938d4e2c8778bce2177462dd2875d041e69e43036c0b8e3c2f8b6e650232dd
AgentTesla
+ 8'476 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210806-t7844blb9x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
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
Unpacked files
SH256 hash:
bd33e0311c5d4e4503d50edc4e0b9baf44e21dcb55e6c498df2b02c32c2b163d
MD5 hash:
ff60d1abbf63d3ef3a5ccb11d0c21999
SHA1 hash:
eb261a915d26ac1ff84254d05f7e0142e135015a
Link:
https://www.unpac.me/results/b565af9e-2fd8-4b2c-a8e1-1f349f04e926/
SH256 hash:
aed00f82f1772e5a403cce9c1349202c8371e67ed9ef19a33cac0bf2a411f3c1
MD5 hash:
c273f926e2a29bd62cc8f27b569a0b2a
SHA1 hash:
e08d302cab3e11d776599a6b0537207fce6f9c51
Link:
https://www.unpac.me/results/b565af9e-2fd8-4b2c-a8e1-1f349f04e926/
SH256 hash:
3c9f552765104183e47e238fdae5ff82210b46af1f9b511ee8aa9e41f19b4077
MD5 hash:
7aed072fc2b30310efc248a2bafc7dda
SHA1 hash:
9e956bce77fc925854d6800b6fb4647dfb813e26
Link:
https://www.unpac.me/results/b565af9e-2fd8-4b2c-a8e1-1f349f04e926/
SH256 hash:
da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f
MD5 hash:
034b8ed08edfa130c4753550d7aea9bd
SHA1 hash:
7efd865efe47e8f2665cf5bdc4556be769ea998f
Link:
https://www.unpac.me/results/b565af9e-2fd8-4b2c-a8e1-1f349f04e926/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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.

Web download

AgentTesla

Executable exe da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1430278/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/176910/

Comments