MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3a27e158356620e607a47b1ec0ba508a7526d6dcda53de87a40f0e9c5397cc2. 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: b3a27e158356620e607a47b1ec0ba508a7526d6dcda53de87a40f0e9c5397cc2
SHA3-384 hash: 7a9c412ca0bcb51e012dfcdaa46a501b125b082a0c7801ff4e1b74e53bc3d6abad8524d986de15220c6dc1447bebe81c
SHA1 hash: 4554c34fc0822b75bc76afc0a7e32335d2035499
MD5 hash: a85f75089b8bbc003affac7ae960e5c8
humanhash: seventeen-oranges-fix-idaho
File name:gunzipped
Download: download sample
Signature AgentTesla
Create hunting rule
File size:719'360 bytes
First seen:2020-06-03 11:48:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 4c30bc6e69598a9e79d9571eedd41ffa (8 x AgentTesla, 2 x Loki, 2 x FormBook)
ssdeep 12288:lo6a/b0kfLj8dG+6+Onu/SaWSDhrVaFxfBNmCbhIz55MmwrBt1:FyNLjiOnRhS3an1V05PwZ
Threatray 11'670 similar samples on MalwareBazaar
TLSH D4E4AF22E7E05433C1E3167D5C1B9B78F82ABD1139287D4A6BE4DC4CAF396813936297
Reporter abuse_ch
Tags:AgentTesla DHL


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.vinylbannersprinting.co.uk
Sending IP: 217.174.249.10
From: DHL EXPRESS <worldwide@dhl.com>
Subject: DHL Express shipment per-alert!!
Attachment: Shipment Airway Bill_pdf.gz (contains "gunzipped")

AgentTesla SMTP exfil server:
mail.flood-protection.org:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-06-03 12:44:15 UTC
File Type:
PE (Exe)
Extracted files:
293
AV detection:
23 of 48 (47.92%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=worh4fmdkzra4yd2i6y6yc5fbctve3lnzwst32d2idyotrjzptba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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9bce611301f45b690f323467856374363983aa4c428c1e3cdb763f6e299bb419
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b8593f4d7560ce53b3ccc9a84da05bb783ca5908fdb5a537bb274bef749ae282
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cebaa029ac534787f40aacdac6e5ad2383df34643cba1e92de862c081ce872f6
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da1be039f11d0a25904fba123afca2656f7f4a423526b2b5c8780315e1053b5c
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db23aa997a6d911f35d982d7f65aa388e701edda71ad1d34adcecd680e0039e2
AgentTesla
+ 11'660 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan upx
Link:
https://tria.ge/reports/201109-4an5ywegvs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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
UPX packed file
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

gz 267b93097cbaa374381a4f3cdfdc97bde0e75ec28bcbcfb27c62d4cd7e136c8b

AgentTesla

Executable exe b3a27e158356620e607a47b1ec0ba508a7526d6dcda53de87a40f0e9c5397cc2

(this sample)

  
Dropped by
MD5 f70ce35016ac2b9cf6743fe38ea26e6f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 267b93097cbaa374381a4f3cdfdc97bde0e75ec28bcbcfb27c62d4cd7e136c8b

Comments