MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d62fb8c1085745bba5628a442571a54b7225f4496ad27f572798739195ebedc3. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d62fb8c1085745bba5628a442571a54b7225f4496ad27f572798739195ebedc3
SHA3-384 hash: e9d5d174a40e11268a32f053e3bc1ef5abd6d767a465bd55ffbf3517a327af8b40adedb41386a2f62803a33e3122adfc
SHA1 hash: 26193900e2af3ec27f1163dd660b60b5a5420840
MD5 hash: dbf83f5c86a0331c038bcb65a76c80f7
humanhash: carolina-princess-lion-august
File name:Bank Swift-Copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:533'504 bytes
First seen:2020-07-16 06:48:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:tp2iNE2k4zUk9MbF8g0gDwFmWh2gUwEInrr6Up3LxkK:D1GFd8cK2hwEInrrP3LGK
Threatray 11'297 similar samples on MalwareBazaar
TLSH B4B4F1CC3D689816CA9C0EFA4DA5EA7067309E91F4F5F2892BC0BE9F34323A1D546553
Reporter abuse_ch
Tags:AgentTesla exe MailChannels


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: burlywood.elm.relay.mailchannels.net
Sending IP: 23.83.212.26
From: ta.ba@hot-shot.com
Subject: RE:PAYMENT CONFIRMATION
Attachment: Bank Swift-Copy.zip (contains "Bank Swift-Copy.exe")

AgentTesla SMTP exfil server:
smtp.bnb-spa.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/26394/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
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
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d62fb8c1085745bba5628a442571a54b7225f4496ad27f572798739195ebedc3/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-16 06:50:09 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2yx3rqiik5c3xjlcrjcck4nfjnzcl5cjnljh6vzhtbzzdfpl5xbq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 11'287 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200716-awnywn25hn/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
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 7b81f6dc36bcd0516ccaaf4f2c202f3256c031c5c00a0a464ca8c25093ea61d3

AgentTesla

Executable exe d62fb8c1085745bba5628a442571a54b7225f4496ad27f572798739195ebedc3

(this sample)

  
Dropped by
MD5 3029461cf552f7032d778bf06fcb1cd2
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/26394/
  
Dropped by
SHA256 7b81f6dc36bcd0516ccaaf4f2c202f3256c031c5c00a0a464ca8c25093ea61d3

Comments