MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dcaac0d36e5e4d863b5c42a420ea7e878d9ef4d45f4c7b147677e52570a44cf9. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dcaac0d36e5e4d863b5c42a420ea7e878d9ef4d45f4c7b147677e52570a44cf9
SHA3-384 hash: 4ee269443e0a4de508b05ac5ad9e17ad920579cbd27602e58aa98f0e110de169901b38b039a709705ccfafc047dc304d
SHA1 hash: 248726e4a3769a5bdddff9fc06c1446f942e6011
MD5 hash: ccd887d5c6f414aa5ef117c1b4929cc3
humanhash: north-potato-freddie-nuts
File name:Master Marine.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'851'392 bytes
First seen:2020-05-08 07:44:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Btb20pkaCqT5TBWgNQ7aJvyn2Up4jzkrSzETaLVmsl5AaHbzJTi6A:SVg5tQ7aJw2c4MLTaR/l5A6g5
Threatray 8'960 similar samples on MalwareBazaar
TLSH AE85F12373ED8361C3B25273BA25B741AE7F7C2506A1F56B2FD4093DE820162525EA73
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mx3.bangla.net
Sending IP: 203.188.252.14
From: Master Marine <br5192@bangla.net>
Reply-To: rajshree@cloudconsole.co.in
Subject: TOP SUPPLY/ MASTER MARINE URGENT QUOTATION
Attachment: Master Marine-RFQ.zip (contains "Master Marine.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27684.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-08 04:34:47 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
28 of 31 (90.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3svmbu3olzgymo24ikscb2t6q6gz55gul5ghwfdwo7ssk4fejt4q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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8d1512de63fd1bf66f80c8ec2ec640464a6ce986101849488372a38fed2bcfb6
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bfefac71337cac5e66779e74fe6ba571620329ff9da8d7ce21999d90b46bcdb9
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e9fc4844ee50f9e59616bd7238bfae3de6b8b194abf635e787e5a44d8658fe42
AgentTesla
+ 8'950 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/201109-f1639yx1as/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
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.

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
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

zip 5d125341eabb4aaa6dac8cda5baeaaae2c209f6484cdcce35fe3ad24cc56a8fd

AgentTesla

Executable exe dcaac0d36e5e4d863b5c42a420ea7e878d9ef4d45f4c7b147677e52570a44cf9

(this sample)

  
Dropped by
MD5 5bfdc9249fb5a5e5abd0f3bdb2c27b38
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 5d125341eabb4aaa6dac8cda5baeaaae2c209f6484cdcce35fe3ad24cc56a8fd

Comments