MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa9023f5a703af9d6ee84deadf49232572e1ab61d8faeee175db811a6878a6e6. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: aa9023f5a703af9d6ee84deadf49232572e1ab61d8faeee175db811a6878a6e6
SHA3-384 hash: 6039fa1237dd2d1f91d411de9a97d21add7379491b53bbd047d516b6e0bda5fc2b5ac1ecf8053d4f9cc8255ecd690031
SHA1 hash: 0e4568c473f2f68f11d8a55491093abfe26b07cd
MD5 hash: ab15d49f9125192eb4e083091428912c
humanhash: lion-pluto-lactose-ink
File name:HSBC_pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:483'328 bytes
First seen:2020-08-17 13:53:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 5f3e5b8686e990e28a0956a16430ec8f (7 x AgentTesla, 1 x NetWire)
ssdeep 12288:WJwt1+v1YBLKW0jYq+60VLS7BNTMU/1/as1oyKBGkyA:WJw61ALQjYNvVm7zTMU/1/as1oYky
Threatray 10'512 similar samples on MalwareBazaar
TLSH 0EA423B6CB1025A5FA0C4AB21F330AF1474F657B48597E143C4BC2DEA7729F68C69907
Reporter abuse_ch
Tags:AgentTesla exe HostGator HSBC


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gateway31.websitewelcome.com
Sending IP: 192.185.143.39
From: HSBC <paymentroom@hsbc.com>
Subject: Transaction TXT5091102 Successfully Completed
Attachment: HSBC_pdf.gz (contains "HSBC_pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/47054/
Detection(s):
PUA.Win.Packer.Upx-49
Create hunting rule

PUA.Win.Packer.UpxProtector-1
Create hunting rule

PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-6
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/433645
Signature
Contains functionality to detect sleep reduction / modifications
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/aa9023f5a703af9d6ee84deadf49232572e1ab61d8faeee175db811a6878a6e6/
Threat name:
Win32.Hacktool.CeeInject
Create hunting rule
Status:
Malicious
First seen:
2020-08-17 13:55:09 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vkich5nhaoxz23xijxvn6sjdevzodk3b3d5o5ylv3oaru2dyu3ta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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AgentTesla
+ 10'502 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
upx
Link:
https://tria.ge/reports/200817-drtrrrdp26/
Behaviour
UPX packed file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/aa9023f5a703af9d6ee84deadf49232572e1ab61d8faeee175db811a6878a6e6

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:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
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 a6b3c3e7a9cb017d7dc5d4d3eda270fd09f8d950e6bf1861e9e3d7b87ebac875

AgentTesla

Executable exe aa9023f5a703af9d6ee84deadf49232572e1ab61d8faeee175db811a6878a6e6

(this sample)

  
Dropped by
MD5 92c085ba346b7610cf17a27fccd24946
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/47054/
  
Dropped by
SHA256 a6b3c3e7a9cb017d7dc5d4d3eda270fd09f8d950e6bf1861e9e3d7b87ebac875

Comments