MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa0f1a940eb70b6df4c14ae0ed7c493c24e930d32fbe762dfa4988bfb8e42ea7. 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: aa0f1a940eb70b6df4c14ae0ed7c493c24e930d32fbe762dfa4988bfb8e42ea7
SHA3-384 hash: 2ac30f967729fe85fa38a426d6e0586cdf50748b3509846b2128fcca0ee82961080e60cc654a71c2112d0cff479dbc91
SHA1 hash: 32f742c58282dbec32318f8c4501739e24099b67
MD5 hash: b0f35b3d335b3f551e27784e658b1e6c
humanhash: white-lithium-two-fruit
File name:HELP DESK.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:484'864 bytes
First seen:2020-04-13 17:31:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:dUTP4PODMX4Q1aaBaixtYnlDIuc+z6nNDGyHEb:2Vw4aBaqYnJXc+z4NDjH
Threatray 10'578 similar samples on MalwareBazaar
TLSH 65A4CF243AEB8419F173EFB95BE835D7DA6EBB733A07A41D109203464623A40ED9153F
Reporter abuse_ch
Tags:AgentTesla COVID-19 exe


Avatar
abuse_ch
COVID-19 themed malspam distributing AgentTesla:

HELO: cloud.chamroeunfoundation.org
Sending IP: 162.241.211.73
From: Flicks <flicks@xlhorticulture.couk>
Subject: COVID 19 HELP DESK
Attachment: HELP DESK.zip (contains "HELP DESK.exe")

AgentTesla SMTP exfil server:
mail.ppe-eg.com:587 (85.17.28.200)

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.InjectNET.14.16905.3187.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-14 00:56:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vihrvfaow4fw35gbjlqo27cjhqsosmgtf67hmlp2jgel7ohef2tq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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bf5ea94f9caf0f0db89ebbab1b2d022be6381423eee08d35afd2e14b465ea840
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fa307072bb50ecf97c719cd84132709e2436768dcf72412414126a08566e3af0
AgentTesla
+ 10'568 additional samples on MalwareBazaar
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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip 464fc488ee538b6832dd2df9e98ecc1c44183a1319220ac2715b3581f0bc7f51

AgentTesla

Executable exe aa0f1a940eb70b6df4c14ae0ed7c493c24e930d32fbe762dfa4988bfb8e42ea7

(this sample)

  
Dropped by
MD5 3acff4fd6103dbb22c7f401f0f5e38b2
  
Dropped by
SHA256 464fc488ee538b6832dd2df9e98ecc1c44183a1319220ac2715b3581f0bc7f51
  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments