MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 691df7d191ac52a6b649a57d5d12ae492342303f2daaa919b753398fe8906e4b. 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: 691df7d191ac52a6b649a57d5d12ae492342303f2daaa919b753398fe8906e4b
SHA3-384 hash: f6e0a28ce0241f27ecc6cffdde5adeae46ac7532193023f2501fed2362ed95c97745ceeef7f079549a916f7e623d0fb0
SHA1 hash: ad66e46f6989a346c8cdf626958b7ddf69913abb
MD5 hash: bacf91b88975370c31c5fcfb087a8ac6
humanhash: nine-mobile-happy-avocado
File name:PAYMENT ADVICE_01185335.PDF.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:510'428 bytes
First seen:2023-10-12 08:07:31 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:AnxgwqHBSUYynzNQtCXdFxpgpJ5JMRM2A1F8PUHb:Ax9ez2tCtPpoO2
TLSH T1ECB423B8CE379DD1FA9CEE3BF48B1D8A894D9741C00115FC3921E859219CBC2D2AE657
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla INVOICE payment rar


Avatar
cocaman
Malicious email (T1566.001)
From: "Chester Chu <chester.chu@ydfvalve.com>" (likely spoofed)
Received: "from ydfvalve.com (unknown [45.137.22.245]) "
Date: "09 Oct 2023 18:24:30 +0200"
Subject: "RE: [EXTERNAL]: Outstanding Invoice For Payment PI08924"
Attachment: "PAYMENT ADVICE_01185335.PDF.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
NO NO
File Archive Information

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

File name:PAYMENT ADVICE_01185335.PDF.exe
File size:707'584 bytes
SHA256 hash: b3c98a624e7fe69823ba0d02dbadf37fcb5d38cea33e35d6f1546e07507ccd69
MD5 hash: f21ae0700168dfa73fc6347c95ee4aaf
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/691df7d191ac52a6b649a57d5d12ae492342303f2daaa919b753398fe8906e4b/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/6527a9624a70eb0012f7e32a/reports/2d3d6926-c553-4028-9982-7450d8ddcb9e/overview
Verdict:
Malicious
Labled as:
HIDDENEXT/Worm.Generic
Link:
https://www.hybrid-analysis.com/sample/691df7d191ac52a6b649a57d5d12ae492342303f2daaa919b753398fe8906e4b
Result
Verdict:
MALICIOUS
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/691df7d191ac52a6b649a57d5d12ae492342303f2daaa919b753398fe8906e4b/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-09 14:25:36 UTC
File Type:
Binary (Archive)
Extracted files:
21
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=neo7pumrvrjknnsjuv6v2evojeruemb7fwvksgnxkm4y72eqnzfq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231012-kg1e6ahd2s/
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
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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

rar 691df7d191ac52a6b649a57d5d12ae492342303f2daaa919b753398fe8906e4b

(this sample)

AgentTesla

Executable exe b3c98a624e7fe69823ba0d02dbadf37fcb5d38cea33e35d6f1546e07507ccd69

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 b3c98a624e7fe69823ba0d02dbadf37fcb5d38cea33e35d6f1546e07507ccd69
  
Dropping
AgentTesla
  
Dropping
MD5 f21ae0700168dfa73fc6347c95ee4aaf

Comments