MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91c4e9c51997a214d4a264441f0cc2a4fd582d54bb66beffd2495726a658268f. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91c4e9c51997a214d4a264441f0cc2a4fd582d54bb66beffd2495726a658268f
SHA3-384 hash: 22981c7f84e49aa6dcc5788467fff663ed3a0e08b06709eaca1dd13567eacc12dd6a5cbdba420bdb194c9d24ca101e5e
SHA1 hash: e6e8d44715e72485720e8a3749079531b0837e6e
MD5 hash: 98ce76ca7f34bdf22e468a2631470512
humanhash: failed-cat-equal-rugby
File name:payment receipt.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:815'494 bytes
First seen:2022-12-01 08:32:05 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:fpMuxHSnokqv+WbwxWt0ORVi3t9IR/7WWRAfcbA4jLjXbToZCO:hLHWuTAt9INWWRZ8gc
TLSH T1F6053396B5C0FA09BD355E6B0BD8EE27E79F8D0BA57C8568C1D224220F9D1EB18171C8
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla payment zip


Avatar
cocaman
Malicious email (T1566.001)
From: ""Huang Cheng" <info@airproducts.com>" (likely spoofed)
Received: "from airproducts.com (unknown [45.137.22.152]) "
Date: "01 Dec 2022 08:13:38 +0100"
Subject: "Bank & remittance advice"
Attachment: "payment receipt.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:payment receipt.exe
File size:980'992 bytes
SHA256 hash: b8a09ea82f8b7fddae5914b0a4623be25143bee510b2f4b32c5fdb75e50ed2dd
MD5 hash: e3b979ba79d6deca13ccf7db0ed07d60
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.7035.30078.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.20755.ZipHeur.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/638866bfba2a5a5de1800757/reports/82e14bf6-b306-4b49-96cc-be62cbb873f4/overview
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/91c4e9c51997a214d4a264441f0cc2a4fd582d54bb66beffd2495726a658268f
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91c4e9c51997a214d4a264441f0cc2a4fd582d54bb66beffd2495726a658268f/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2022-12-01 06:45:39 UTC
File Type:
Binary (Archive)
Extracted files:
26
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=shcotrizs6rbjvfcmrcb6dgcut6vqlkuxntl576sjflsnjsye2hq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/221201-lvjv1aff34/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/91c4e9c51997a214d4a264441f0cc2a4fd582d54bb66beffd2495726a658268f

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

AgentTesla

zip 91c4e9c51997a214d4a264441f0cc2a4fd582d54bb66beffd2495726a658268f

(this sample)

AgentTesla

Executable exe b8a09ea82f8b7fddae5914b0a4623be25143bee510b2f4b32c5fdb75e50ed2dd

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 b8a09ea82f8b7fddae5914b0a4623be25143bee510b2f4b32c5fdb75e50ed2dd
  
Dropping
AgentTesla

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