MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47
SHA3-384 hash: 0e9d4ed0f95a90ba228232ced6bd29fe08623a94b67dc13a5c4aafa02a07c649ca115c814a966d8f94c7c2857fc262a7
SHA1 hash: c168cc46d7dfab86341316a3cbaa6b2a0e626bfb
MD5 hash: cada74f7a9863be3584acf8933b92a80
humanhash: bluebird-utah-zulu-fillet
File name:Purchase Order,doc.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:632'113 bytes
First seen:2023-10-23 11:42:49 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:RDKlkffkvmwkvNfXPBGs/ZubJnTnQAhOKGUnSe/vbj+YptlniWbEINn9d:RDaVYXgZbJnbWDUSeX33niWIaX
TLSH T19ED423EBFB17FB60459A1A55EE852357B9ACCE0B4A7630115332DFFE099EC80841624F
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Myrna Hennessy <sales@e-nbu.top>" (likely spoofed)
Received: "from mail.e-nbu.top (unknown [194.4.56.132]) "
Date: "Thu, 12 Oct 2023 12:26:15 -0400 (EDT)"
Subject: "Urgent Purchase Order"
Attachment: "Purchase Order,doc.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
CH CH
File Archive Information

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

File name:Purchase Order,doc.exe
File size:1'091'584 bytes
SHA256 hash: 38f03fd1a4f001df84def0205e1f58538ae3e6d08ee86ba2d90e3f203e82ebdf
MD5 hash: b2fc27e20fc01089056df0b0751e8694
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_fs3108.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.22205.ZipHeur.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin masquerade packed replace
Link:
https://www.filescan.io/uploads/65365c472614136586e9c5f6/reports/e8bbe92d-5f3e-41cf-b46a-f802798439e3/overview
Verdict:
Suspicious
Labled as:
Mal/DrodZp
Link:
https://www.hybrid-analysis.com/sample/b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
0%
Verdict:
Benign
File Type:
Archive
Link:
https://malprob.io/report/b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2023-10-13 17:28:35 UTC
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wuv6brjhzuxwpm6iqrzkal53kcqzjwy2bmaov2w5irsvj4jepzdq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231023-pjxt9sae52/
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: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 b52be0c527cd2f67b3c88472a02fbb50a194db1a0b00eaeadd446554f1247e47

(this sample)

AgentTesla

Executable exe 38f03fd1a4f001df84def0205e1f58538ae3e6d08ee86ba2d90e3f203e82ebdf

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 38f03fd1a4f001df84def0205e1f58538ae3e6d08ee86ba2d90e3f203e82ebdf
  
Dropping
MD5 b2fc27e20fc01089056df0b0751e8694

Comments