MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74dd17973ffad45d4ffec5744331335523b2e25ef04c701c928a8de6513a36aa. 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: 74dd17973ffad45d4ffec5744331335523b2e25ef04c701c928a8de6513a36aa
SHA3-384 hash: cebd962166ccc175b280dffee118b5cf4b4339534a88810e7aa2200ecd19296ea548ab9826077711ed5bc6fd868b5f3d
SHA1 hash: aa3358ef9e8620e88d896cf7e3381d49fec0efe1
MD5 hash: 93a9ac45bcd168620f0c6c72ec496cd7
humanhash: ink-berlin-yellow-mars
File name:COVID-19.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:507'904 bytes
First seen:2020-04-04 16:40:57 UTC
Last seen:2020-04-04 17:29:16 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:+Yyn+2iNsxOobrNovfgjK6yaLy8nz4CQVKhdlC464DoqL0NsQd:dy+1WxOolovYty4y8H6Khdk46
Threatray 10'888 similar samples on MalwareBazaar
TLSH B4B4E08832A475DFC86BDD368EA52CA0E7B4787B471BC607545712AD992DB87CF002B3
Reporter abuse_ch
Tags:AgentTesla COVID-19 exe


Avatar
abuse_ch
COVID-19 themed malspam distributing AgentTesla:

HELO: alva.fastbighost.net
Sending IP: 194.28.87.76
From: Reservations <reservations@steigenberger.com>
Subject: Informative Program on COVID-19
Attachment: COVID-19.zip (contains "COVID-19.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Variant.MSILPerseus.215514.18502.6038.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-02 13:06:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
28 of 31 (90.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=otorpfz77lkf2t76yv2egmjtkur3fys66bghahesrkg6muj2g2va._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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5d100d55c4d2acf92f6f690e546c5a0e7ad6750520809a3f226783d99623aed7
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79707deb89afd6a88eaf63af7065b7e30d0508126cf6c8664d01a924dd60e4a5
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b326e71388c8abfb8e0e74aa913863af33e3299ad79fa42dd2d3e4c44e63da2a
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ea027d907975381eaff6b9b98a14f303ad9f9d74b454dd55b9bd3b24b3b5baa1
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AgentTesla
+ 10'878 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 43635e88e13b608cc634644b22549dd45253a930e8088323c27e4f7464a07183

AgentTesla

Executable exe 74dd17973ffad45d4ffec5744331335523b2e25ef04c701c928a8de6513a36aa

(this sample)

  
Dropped by
MD5 9708cc56ccd23ae79149f38825078e22
  
Dropped by
SHA256 43635e88e13b608cc634644b22549dd45253a930e8088323c27e4f7464a07183
  
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