MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0b358f5e0f4bfb12abe5066a9083f881c3b9c501029d9ce45416d36eb2e866c. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b0b358f5e0f4bfb12abe5066a9083f881c3b9c501029d9ce45416d36eb2e866c
SHA3-384 hash: 2812c906aa84a3bdfd814546a13b7262f817d0186c4762205dc3082c12fc82151ed61d3a87d5924578da2906c2e3e490
SHA1 hash: e4c1308358cf300d092d2d0a9927180890ec951f
MD5 hash: 9a099cecae30cc98f819f1724c2f2a82
humanhash: purple-purple-sierra-kentucky
File name:DHL AWB #7849402748,pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:5'841'408 bytes
First seen:2020-07-08 07:16:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 98304:cHSNyIzSu19d4r2m8L5tW4wAfCSdIR9e6kmpmYDGG3z6jIT1WoKx:cHUyI14E5tW4XNdIh1mRo6jIZzI
Threatray 10'764 similar samples on MalwareBazaar
TLSH F44622387FC56429CA3C0DB184645AD2E2B061873B12C74FB5C663687E135DFBF4A29A
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: hwsrv-739423.hostwindsdns.com
Sending IP: 192.236.147.7
From: DHL CUSTOMER SUPPORT<support@dhl.com>
Subject: Shipment Notification AWB Number: 7849402748
Attachment: DHL AWB 7849402748,pdf.zip (contains "DHL AWB #7849402748,pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22930/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Running batch commands
Launching a process
Creating a file in the %AppData% directory
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b0b358f5e0f4bfb12abe5066a9083f881c3b9c501029d9ce45416d36eb2e866c/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-08 07:18:13 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wczvr5pa6s73ckv6kbtkscb7raodxhcqcau5ttsfifwtn2zoqzwa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'754 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200708-h8j36gd4cj/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
Adds Run entry to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Loads dropped DLL
Reads user/profile data of web browsers
Drops file in Drivers directory
Executes dropped EXE
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

zip 1008d295d177b0c01aa8cdd71c433bfcc69fb9b444566ab352766b94fa89c64a

AgentTesla

Executable exe b0b358f5e0f4bfb12abe5066a9083f881c3b9c501029d9ce45416d36eb2e866c

(this sample)

  
Dropped by
MD5 b8423e4036cb4aa5a5a1d8f9d8cbe52c
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22930/
  
Dropped by
SHA256 1008d295d177b0c01aa8cdd71c433bfcc69fb9b444566ab352766b94fa89c64a

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