MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c371004e8407621dcf815c95f130ef0bbfeec0dfcee1433800e56a9b247b8702. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c371004e8407621dcf815c95f130ef0bbfeec0dfcee1433800e56a9b247b8702
SHA3-384 hash: c6407398401b0f97b99f1a1a087378aa9db209376fec20f69cf800a4c5fddfc1fee2b8b19c112a6a924499fbd07af42f
SHA1 hash: 881f6b4e63cee3b94fbf33333f9b676e5b0f0701
MD5 hash: e0ce90dcf297efc48a543d22f7d07c81
humanhash: ack-ohio-bravo-solar
File name:invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:662'016 bytes
First seen:2020-05-02 08:05:24 UTC
Last seen:2020-05-02 08:57:03 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 12288:4Ulc2u9Og5Ed13rhQEmjXEarXGvWwueajxEao/lDZFO5cJ:TkOgGdhl0IaJwublEa43N
Threatray 10'586 similar samples on MalwareBazaar
TLSH CBE4C0281AE9981DF9FF8B7DE9A851518BF8B5633503FB6E59D012D90D33B80CD4122B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: smtp1-01.brain.net.pk
Sending IP: 203.128.3.25
From: eureka@brain.net.pk
Subject: Re:
Attachment: invoice.gz (contains "invoice.exe")

AgentTesla SMTP exfil server:
smtp.instabulkas.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
97
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.jc.1846.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-02 07:03:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ynyqatuea5rb3t4blsk7cmhpbo765qg7z3qugoaa4vvjwjd3q4ba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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c35c53e494fcfa39e778cdb1ff3e571e89cd2121a21ac6bd46c8aa044630710e
AgentTesla
d53e1cc243a49cf35101c2fa4b837949450d7c6655c999f82a2491c421fb9ee0
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d55d2d247eede293c57801a6c95d720cd632836800d3bc4f778a2fbda27e5006
AgentTesla
ddbe4689702130a4dc5d5133c517f466a47e003b645326c7dded00247bde315f
AgentTesla
f84fb6d4efc2d260e4afc8515a01646621b32a5a8e767d7f0056a3e3f0f9aacb
AgentTesla
+ 10'576 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

File information

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

Malspam

AgentTesla

gz 6a28596183b375a4c5d67febe6c72ff29e5bbb29e56875c72624357fd659b6d0

AgentTesla

Executable exe c371004e8407621dcf815c95f130ef0bbfeec0dfcee1433800e56a9b247b8702

(this sample)

  
Dropped by
MD5 c99880b0e3472c198233e4e6065e996f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 6a28596183b375a4c5d67febe6c72ff29e5bbb29e56875c72624357fd659b6d0

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