MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 906f3fbf6a6face0d18f8e7d6b4f670df91f558cb9f4719fea860748f3964891. 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: 906f3fbf6a6face0d18f8e7d6b4f670df91f558cb9f4719fea860748f3964891
SHA3-384 hash: 352f8e645c7fc0b0b2e4bc8831777b7bf647e54f9f91c7d33e7f74c50bc43675e8f79eec58737fb5eb1789fe76b17872
SHA1 hash: e8a4e2a3f7c8bb6cc747eff9e9c2fc7041084f65
MD5 hash: 2afa654cf4c2c5bb06a151e654329a60
humanhash: early-twenty-nineteen-november
File name:Documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:563'712 bytes
First seen:2020-05-01 12:56:07 UTC
Last seen:2020-05-01 13:50:24 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:yffetbNzT4Mmm1onlYSJYW/FBU20ohoXYLcrtELuw3M:Qetb/rm/k2rMYYrtCuw8
Threatray 10'612 similar samples on MalwareBazaar
TLSH 78C4CFA606D80A1FEAFF46B9C06C2640C3FAA557A7C3F75D4BA041F8989674DDC83193
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.estudiodigitarte.com.ar
Sending IP: 190.210.197.100
From: DHL EXPRESS <repuestos1@dicamillomaquinarias.com>
Subject: DHL COURIER : SHIPPING DOCUMENTS
Attachment: Documents.ace (contains "Documents.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
260
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.43686.30431.11534.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-01 10:02:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sbxt7p3kn6wobumprz6wwt3hbx4r6vmmxh2hdh7kqydur44wjciq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'602 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

ace 36f5640e9f66afbca0bd343ad72d1abbe6f18d26c920a85ac58d8849b6829b29

AgentTesla

Executable exe 906f3fbf6a6face0d18f8e7d6b4f670df91f558cb9f4719fea860748f3964891

(this sample)

  
Dropped by
MD5 1bfea86a35ba9612e88e7e602f80715a
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 36f5640e9f66afbca0bd343ad72d1abbe6f18d26c920a85ac58d8849b6829b29

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