MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6650811e2c680457bd7a1d3e5f476b9aefcc5bad5bd57a58361fe033bd84ab51. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6650811e2c680457bd7a1d3e5f476b9aefcc5bad5bd57a58361fe033bd84ab51
SHA3-384 hash: 98e48660f59095aecac031605c8e3315bac298eeb66891b8281111e7bc9ad1b6e99924c42862ba4eeda4fccdbb9b1635
SHA1 hash: 2cdd2bd078a751d6c53e29305b5f6cfd956832c5
MD5 hash: b272687564f432cee4a222b12e8b778c
humanhash: sad-august-lima-echo
File name:Pro-Forma Invoice and Sales Contract - 05272020.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:534'528 bytes
First seen:2020-05-27 07:42:23 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 12288:2ZLJB7s83igdm+WQHzydxtuKD9ur/4IVtk4Rx8lnoo:U/dlDHzoLOQ
Threatray 10'620 similar samples on MalwareBazaar
TLSH E1B4AE98322476DFC85BC4768A94EC74A7606CB7430BD20699D35DEBB90DACBCF150A3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail0.716.dlvtminio.casa
Sending IP: 134.209.155.78
From: David Holborow <info@metalandmore.com.au>
Reply-To: standardmedicsys@dr.com
Subject: Re: Pro-Forma Invoice ~ Sales Contract ~ 05/27/2020
Attachment: Pro-Forma Invoice and Sales Contract - 05272020.pdf.rar (contains "Pro-Forma Invoice and Sales Contract - 05272020.pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WBK.2155.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-27 09:06:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 31 (74.19%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
345eea8453a5fd5cd1a5aa11865ef59c187a30b61bf221c2d6276f0f8f4c907c
AgentTesla
4862395a8b8b73119c051b767f84b352f96cadbe062e25de2bb9a1ce1a7cadbb
AgentTesla
4ea3eef0add7aca2f63815588a3a3131c876a50e189e6764f991e15bfc5167fd
AgentTesla
5ce2d2774ba40e6dc9997abefd9d8d50321eb37b26e3b6963add26877f036a3e
AgentTesla
61555d07d935ff4096f2d513bcc75ea5da6abbd5edc7c9da6d93343b4a59ecb0
AgentTesla
add7909ba8ec7d84e958787f2eb5f2b03acdba3d5652bef49555fdc129161d99
AgentTesla
afa35fe4f4123c181f93d54914069a0e4f4ce56aa30f8051b2eec2ea66a0881a
AgentTesla
ce9b74488d4bd5cc49f44ec2bb67aa7718500a4feb49731b3d77ad1d459dd600
AgentTesla
eb32ecc1e5e824d6b3d8c56cb979c4b025f3c7f906a75f42c8eb2fb899418d18
AgentTesla
f0eeee0b7a5902ffc700cb87a26c9575016911d603a783335e80472ed40ba09e
AgentTesla
+ 10'610 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-g37rqfqh8a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
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 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

rar 39b00b50c0ad678f85facc2890dd5ee97d585c1b4aa0292dabd467dbdf67ea35

AgentTesla

Executable exe 6650811e2c680457bd7a1d3e5f476b9aefcc5bad5bd57a58361fe033bd84ab51

(this sample)

  
Dropped by
MD5 9d39b3a7a0b077e1005e13459a5aa4b1
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 39b00b50c0ad678f85facc2890dd5ee97d585c1b4aa0292dabd467dbdf67ea35

Comments