MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9b613bd939be1d785b4b528ead8d92df9354c4dfa092022c3bca4094d76f5ba. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9b613bd939be1d785b4b528ead8d92df9354c4dfa092022c3bca4094d76f5ba
SHA3-384 hash: 1ce39aef192bbe68fc7398d6088acad98f6c8c4c94fdf6605fcafc21629472d8be46fa6722733c4369e30fe3cbabde82
SHA1 hash: 4592d91cccc384562c30f9cc982338ca2db0994b
MD5 hash: 45a907732b4519deb6936f28abf5f094
humanhash: mobile-jig-eighteen-oranges
File name:RFQ,xlsx.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:653'996 bytes
First seen:2023-10-26 07:37:02 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:KZ4Ck3Scv6Gqn3WyukqrBRm2oVkKpnJyHFtCPv6vwTngivjP/Q/:k4KjV3gprB8HRuCnqw1Lo
TLSH T18AD4230AF42587B3CC45E476EB3447D13BEA242147CD73D5AB9E3B418D7AA5430AB34A
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla QUOTATION RFQ zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Andy Hsieh =?utf-8?B?6Kyd57at5a65?= <sales@e-nbu.top>" (likely spoofed)
Received: "from mail.e-nbu.top (unknown [194.4.56.132]) "
Date: "Mon, 23 Oct 2023 00:53:20 -0400 (EDT)"
Subject: "URGENT REQUEST FOR QUOTATION- MEXICO 2023 PROJECT CHECK ATTACHED
FILE."
Attachment: "RFQ,xlsx.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
110
Origin country :
CH CH
File Archive Information

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

File name:RFQ,xlsx.exe
File size:734'720 bytes
SHA256 hash: ca31477651e5f566affdc7426300bbdfecef8ca2c38803fce93337ec84b11037
MD5 hash: 1a79ec4a26af056ff88aa5625b5d0268
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_xlsx.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/a9b613bd939be1d785b4b528ead8d92df9354c4dfa092022c3bca4094d76f5ba/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/653a1721bc703e36b08e2298/reports/302d16e0-bd9c-4d2f-a0aa-592540f3e331/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/a9b613bd939be1d785b4b528ead8d92df9354c4dfa092022c3bca4094d76f5ba
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/a9b613bd939be1d785b4b528ead8d92df9354c4dfa092022c3bca4094d76f5ba
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/a9b613bd939be1d785b4b528ead8d92df9354c4dfa092022c3bca4094d76f5ba/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-23 14:45:47 UTC
File Type:
Binary (Archive)
Extracted files:
11
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vg3bhpmttpq5pbnuwuuovwgzfx4tktcn7iesaiwdxssastlw6w5a._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231026-jzeezaee66/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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.

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_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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 a9b613bd939be1d785b4b528ead8d92df9354c4dfa092022c3bca4094d76f5ba

(this sample)

AgentTesla

Executable exe ca31477651e5f566affdc7426300bbdfecef8ca2c38803fce93337ec84b11037

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 ca31477651e5f566affdc7426300bbdfecef8ca2c38803fce93337ec84b11037
  
Dropping
AgentTesla
  
Dropping
MD5 1a79ec4a26af056ff88aa5625b5d0268

Comments