MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce
SHA3-384 hash: c8646f2c83528ed0ea6f42aa6536554aa24ed49c8d98ee64e2e7635c3368f53b690d7ce6ad181636194299e388d92d1d
SHA1 hash: 99078406b7fd555370ec7558131caaf0672685d0
MD5 hash: d17921732a9e3f9fe45f9eefb6109c31
humanhash: iowa-west-crazy-foxtrot
File name:orden de cotizaci�n.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:4'741 bytes
First seen:2023-09-13 07:14:48 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 96:jcZXBu/mVloC/WFQQVfhx9oHJnfcp8uaPA:gZXBzMC/WFQQLwpfcj
TLSH T14DA17D240DF7CC00CA4972BCA97303358B4761A95052C932854B87B8EC9BC87B2D7EF2
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla DHL zip


Avatar
cocaman
Malicious email (T1566.001)
From: "=?UTF-8?B?RmFjdHVyYSBlbGVjdHLDs25pY2E=?= <envio@masfacturas.mx>" (likely spoofed)
Received: "from [141.98.6.212] (unknown [141.98.6.212]) "
Date: "12 Sep 2023 14:39:46 +0200"
Subject: "=?UTF-8?B?UkU6IE51ZXZhIGNvbnN1bHRhIC8gb3JkZW4gZGUgY290aXphY2nDs24=?="
Attachment: "orden de cotizaci�n.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
CH CH
File Archive Information

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

File name:orden de cotización.exe
File size:9'216 bytes
SHA256 hash: 71fea3f69e65f838ea13153bb4c622e4a4a30cdde511d935cc1aebb5ad093718
MD5 hash: 72b83fc7052a4d39dfba14234f07e524
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.447.11071.12779.UNOFFICIAL
Create hunting rule

PUA.Win.Packed.ConfuserEx-6391397-0
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
confuser confuserex packed
Link:
https://www.filescan.io/uploads/6501617725e2ece4df6c280e/reports/0527a4f7-e9d2-40f5-86b9-e46c76c41998/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce
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/a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-09-12 14:49:40 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
19 of 35 (54.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uvayaxcigeua72z47sa64qccwspgvky65atclbz5fagia5ldb7ha._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230913-jqd3vaac3t/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
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/a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce

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:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:INDICATOR_SUSPICIOUS_EXE_TransferSh_URL
Create hunting rule
Author:ditekSHen
Description:Detects images embedding based64-encoded executable, and a base64 marker
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:win_delivery_check_g0
Create hunting rule

File information

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

Malspam

AgentTesla

zip a541805c4831280feb3cfc81ee4042b49e6aab1ee82625873d280c8075630fce

(this sample)

AgentTesla

Executable exe 71fea3f69e65f838ea13153bb4c622e4a4a30cdde511d935cc1aebb5ad093718

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 71fea3f69e65f838ea13153bb4c622e4a4a30cdde511d935cc1aebb5ad093718
  
Dropping
AgentTesla

Comments