MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66d659af0fce5ee7b2787e527ae60c9aace938821572aaef05761916e055e69d. 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: 66d659af0fce5ee7b2787e527ae60c9aace938821572aaef05761916e055e69d
SHA3-384 hash: ec566006521dea5d85febb6c6979ab4c8e02e3fd35e1b879747ac0efd5d3d711462076b086e71b1d35b20156455b0315
SHA1 hash: 4d3b782de3c4122e908a5fdc220a7498e47e6f26
MD5 hash: d790806974579b39d05a8ac3ad12c242
humanhash: emma-vermont-texas-potato
File name:INVOICE + PACKING LIST.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:644'096 bytes
First seen:2020-05-02 08:03:52 UTC
Last seen:2020-05-02 08:57:12 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:QWtjYXYpiGJqeCPMufGEVb7Rbu/EiPGZKV:KX0LqJ0ulRbueKV
Threatray 10'806 similar samples on MalwareBazaar
TLSH B3D4CF2815F9991EF9BF4BBD99F862518BF8B6633603F75E55D002991C33B80CD4212B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: amhserver4.com
Sending IP: 85.214.43.178
From: Emrald sales <info@khirtacon-dz.com>
Subject: Re: DRAFT BL/ INVOICE + PACKING LIST
Attachment: INVOICE + PACKING LIST.zip (contains "INVOICE + PACKING LIST.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.jc.11884.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-02 04:20:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m3lftlypzzpopmtypzjhvzqmtkwosoeccvzkv3yfoymrnycv42oq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
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95708fbe180a43fbef0014d207456fd8812cb202d77e1078c466ca474e38c7a8
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bcfe28b074cc1d9b0fb7896ee3eb4d28c240bee33cb76578f0f9f1ef90ab92e6
AgentTesla
c371004e8407621dcf815c95f130ef0bbfeec0dfcee1433800e56a9b247b8702
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cf8d156365a4b9dc81ff3dd651a4b287f3513c4fc1784111eaf6bd13b2f3e91b
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d53e1cc243a49cf35101c2fa4b837949450d7c6655c999f82a2491c421fb9ee0
AgentTesla
ddbe4689702130a4dc5d5133c517f466a47e003b645326c7dded00247bde315f
AgentTesla
+ 10'796 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 d67935690a5b19212da2674c83b4154bceda5324dd65f7c5986fd9cf29eea572

AgentTesla

Executable exe 66d659af0fce5ee7b2787e527ae60c9aace938821572aaef05761916e055e69d

(this sample)

  
Dropped by
MD5 42f754bf529ec170bb99f52030452082
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d67935690a5b19212da2674c83b4154bceda5324dd65f7c5986fd9cf29eea572

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