MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a44958359f57f1838f13adde84975d5d6991a78cfe8dde70808c5d54a0901ffd. 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: a44958359f57f1838f13adde84975d5d6991a78cfe8dde70808c5d54a0901ffd
SHA3-384 hash: 803786bef17664c03a5476e80f9ba48c042ccc5ac6db6fe7236f9c87078d389febe59c240274a60699b9e9a41a7466de
SHA1 hash: 4a72ec48c81e8d42b88aa7ab3b945eab3f092f0d
MD5 hash: 27e3ad3eb0237b03146737788e199ca4
humanhash: edward-yankee-autumn-sweet
File name:purchase order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:432'640 bytes
First seen:2020-05-27 08:09:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:5Mc5Nzltc9RMhtc+JQxu7iM3D7MTBqyiBV0o:u4YLtOQxWI
Threatray 10'594 similar samples on MalwareBazaar
TLSH 7E94BF9C7220B6EFC86BC4758AA82C64AB60247B571FD247996350ED9E0CAD7CF141F3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: box.shappinz.xyz
Sending IP: 64.227.54.159
From: office@shappinz.xyz
Subject: New partner enquirer
Attachment: purchase order.z (contains "purchase order.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WBK.26181.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2020-05-27 08:57:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
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61555d07d935ff4096f2d513bcc75ea5da6abbd5edc7c9da6d93343b4a59ecb0
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add7909ba8ec7d84e958787f2eb5f2b03acdba3d5652bef49555fdc129161d99
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afa35fe4f4123c181f93d54914069a0e4f4ce56aa30f8051b2eec2ea66a0881a
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ce9b74488d4bd5cc49f44ec2bb67aa7718500a4feb49731b3d77ad1d459dd600
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eb32ecc1e5e824d6b3d8c56cb979c4b025f3c7f906a75f42c8eb2fb899418d18
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f0eeee0b7a5902ffc700cb87a26c9575016911d603a783335e80472ed40ba09e
AgentTesla
+ 10'584 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/201109-3d21ntsdvn/
Behaviour
Creates scheduled task(s)
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 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

z 19460d53ee48fe7f03e32fee7de51be3bb2f8e83db0aede722f4c936d0575f84

AgentTesla

Executable exe a44958359f57f1838f13adde84975d5d6991a78cfe8dde70808c5d54a0901ffd

(this sample)

  
Dropped by
MD5 1816fc630b99bd68013426924984abf6
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 19460d53ee48fe7f03e32fee7de51be3bb2f8e83db0aede722f4c936d0575f84

Comments