MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d23fe5b17f2a8ba32f0b038c522d3eacf697fbab7f310365efb9f9ccf7ade638. 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: d23fe5b17f2a8ba32f0b038c522d3eacf697fbab7f310365efb9f9ccf7ade638
SHA3-384 hash: f0b4181bfb0020fd37f12cfc8a34d5f2f4b1b2aaa3711cff0b892436980511937d2ac6b48fb129b0068158f09ea9bb3b
SHA1 hash: 0fa800760362ccd06a603c8a9dea24b5b8d94300
MD5 hash: 82fb69c3b362812a9cdb78e20a2d86cc
humanhash: shade-fish-bluebird-uniform
File name:Scan_Documents_93754738243.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:475'648 bytes
First seen:2020-04-30 10:05:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:2xX6sTqDVZpOv5OeCTzn0vodtNKD+FHZaQ:1dDFMO+6CD+Vp
Threatray 10'617 similar samples on MalwareBazaar
TLSH E1A4F12632AC4A4BCB9C46F45453624503B49FA93877F7DE6EC476EE0EF67C0A185283
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: dobarhosting.com
Sending IP: 78.47.62.128
From: Talha Ayaad <sales@emsolutions.com.au>
Subject: FW: SCAN DOCUMENTS 22700000033832
Attachment: Scan_Documents_93754738243.iso (contains "Scan_Documents_93754738243.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-30 10:36:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
23 of 31 (74.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2i76lml7fkf2glylaogfelj6vt3jp65lp4yqgzppxh44z55n4y4a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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973eafd7f0c78c4ba4e0c692881d82feb75679e7704cc4e077c0d48851032c55
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a8e43601776f927b6f02d5c473ae0caa3f686b948236c94a377b68fc9aaff830
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cf569e5361d68bca55156e7931606bd5acea860b5824dda249285c824ee32aa6
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ea207622190db1288986fb640277c77cac3a5bbf3ff5ccc6a0958c2ba7797f8d
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ff68eaa6d58205bb3474da47a16e02dc8f622c210abaa05318d460a1582ba883
AgentTesla
+ 10'607 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

iso 0d42da3b36b5a34e2365813232f9d3d445f9d0a56990e99a393cba6977820bcd

AgentTesla

Executable exe d23fe5b17f2a8ba32f0b038c522d3eacf697fbab7f310365efb9f9ccf7ade638

(this sample)

  
Dropped by
MD5 35ecd9b1dc4f40a7925aeaaac0e0dc1b
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 0d42da3b36b5a34e2365813232f9d3d445f9d0a56990e99a393cba6977820bcd

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