MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 433a256005948d2a0fffd8379e16779050fc61c729412a9fb5932e653b098bf8. 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: 433a256005948d2a0fffd8379e16779050fc61c729412a9fb5932e653b098bf8
SHA3-384 hash: 68b082983208b83478bace5a25c480941aeae90f8db949432ffec51d8156a3fff82ff529918c906977b735d65c73a19d
SHA1 hash: 68c8d648e464fd1dd945a82afc3eb30c1bb52df7
MD5 hash: 106a22093db11e912d2eb6f62076a63d
humanhash: artist-kentucky-sweet-connecticut
File name:Purchase Order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:614'400 bytes
First seen:2020-05-08 18:26:42 UTC
Last seen:2020-05-08 20:01:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:xYek6qUsd1lop+wT3hrSUhO5GM9eUkQcielx7Srfjoor1df5kcNob+nBz5:W7UCs+wT5buGikQcQfj
Threatray 10'764 similar samples on MalwareBazaar
TLSH 29D48CAC3250BADFC817CD76CA542C20AA6074676B0BE203A11715ED9A1DBDBCF152F7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: logmein.com
Sending IP: 103.99.1.173
From: Sarbojit Gupta <Sarbojit.Gupta@logmein.com>
Subject: Holiday Products PO# 0033530 - NOVELTIES BY NASS-WALK
Attachment: Purchase Order.zip (contains "Purchase Order.exe")

AgentTesla SMTP exfil server:
mail.dianaglobalmandiri.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.jc.20082.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Genkryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-08 18:35:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
28 of 31 (90.32%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=im5ckyafssgsud773a3z4ftxsbipyyohffasvh5vsmxgkoyjrp4a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1e836e05ce56e20f0d2cc683765f32896d038cf38913c48515db3eae6b75896f
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2ac203d2ba2fc79f4fa43ea2fff3b6e2d9a30bb8d73f6c809c50f8882913b373
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37f3611503d3e8828f5acc568dc065e4fadc60558d1812d3473140d21146c0b4
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a18085ac71d9d467d624492a847de1e7b6f7d4439ac496acbc67e28977e60606
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a3760f3c734ba4405374e8bc717b5472198fd3382aaaf1a89e33c8ca7b5b3d3f
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cb078557a3fb486d37a68cda2a729bbb1151e143d8e2de749c07d1fb5289a946
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d7cbce19566617353e8ab7c32adcee2543a7e9422ac77b6ef8b3b64b58389651
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e97971373153511aec33235be2a33ae65c3955851d8d0b5ffc1f3b75522e9c09
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ffa4e1d372fc03bb22950e80f2f7e5369824cce75ee717feff793ddf5aed34dd
AgentTesla
+ 10'754 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-le4y9mlqae/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
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
Disables Task Manager via registry modification
Drops file in Drivers directory
AgentTesla Payload
rezer0
ServiceHost packer
AgentTesla
CoreEntity .NET Packer
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 4a2e76558c8297330163c70ea5b68667133150afb320b4fd97ff9feb646c02e3

AgentTesla

Executable exe 433a256005948d2a0fffd8379e16779050fc61c729412a9fb5932e653b098bf8

(this sample)

  
Dropped by
MD5 13cc2599a1c09d8f036cf17fd82e6b13
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4a2e76558c8297330163c70ea5b68667133150afb320b4fd97ff9feb646c02e3

Comments