MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9fa442c7e56486753d03f2420e970df0abd9914e4686a24eeb3e55feb458d08. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9fa442c7e56486753d03f2420e970df0abd9914e4686a24eeb3e55feb458d08
SHA3-384 hash: 976483d2cefa7311ab4fc75a356852a4830704eb1b524145b7c4cf486c6d4b9c0ee1422fa3abeccaf5c021036f0cdea6
SHA1 hash: 0750952520633cde5864f4abccc44d2ef58572e9
MD5 hash: 780a393d3e5edfe2a46b1bf13087b0e5
humanhash: eighteen-zebra-wisconsin-social
File name:SWIFT_251017_WA89023.xll
Download: download sample
Signature AgentTesla
Create hunting rule
File size:129'536 bytes
First seen:2023-08-12 07:44:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 48e789b5d42458f044065814bdbbfe58 (1 x AgentTesla)
ssdeep 1536:1nKXOZ3tfyjBvpuxfTWKJQfKbM39Dg0J9KHTWikCjV/S:LZ9KNvSfTXJhO95UHKrCp/S
Threatray 2 similar samples on MalwareBazaar
TLSH T145C3F2C47775BD6BCD0018B8B9FB84D4FEBA79A19B63C82680517A7A5C1A9E04339F01
TrID 28.9% (.ICL) Windows Icons Library (generic) (2059/9)
28.1% (.EXE) Generic Win/DOS Executable (2002/3)
28.1% (.EXE) DOS Executable Generic (2000/1)
14.1% (.SCORE) Music Craft Score (1007/6)
0.4% (.VXD) VXD Driver (29/21)
Reporter abuse_ch
Tags:AgentTesla exe xll

Intelligence

File Origin
# of uploads :
1
# of downloads :
250
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFT_251017_WA89023.xll
Verdict:
Malicious activity
Analysis date:
2023-08-12 07:47:14 UTC
Tags:
opendir
Link:
https://app.any.run/tasks/7b40e83d-a2c2-483c-b8cd-642fc1731461

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/442303/
Detection(s):
Win.Trojan.Downloader-9939983-0
Create hunting rule

Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a9fa442c7e56486753d03f2420e970df0abd9914e4686a24eeb3e55feb458d08
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/8d7cd48c-d57a-417a-8a31-e1c89c8c2c17
Result
Threat name:
AgentTesla, DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1290416
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected DarkTortilla Crypter
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1290416 Sample: SWIFT_251017_WA89023.xll.exe Startdate: 12/08/2023 Architecture: WINDOWS Score: 100 56 Found malware configuration 2->56 58 Antivirus detection for URL or domain 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 6 other signatures 2->62 9 loaddll64.exe 1 2->9         started        process3 process4 11 rundll32.exe 2 9->11         started        15 cmd.exe 1 9->15         started        17 rundll32.exe 1 9->17         started        20 conhost.exe 9->20         started        dnsIp5 48 94.156.253.108, 49714, 49715, 49716 TECHNOFY-ASBG Bulgaria 11->48 46 C:\Users\user\...\pleasebringbetter.exe, PE32 11->46 dropped 22 pleasebringbetter.exe 3 11->22         started        25 rundll32.exe 1 15->25         started        54 System process connects to network (likely due to code injection or exploit) 17->54 27 pleasebringbetter.exe 2 17->27         started        file6 signatures7 process8 signatures9 68 Multi AV Scanner detection for dropped file 22->68 70 Machine Learning detection for dropped file 22->70 72 Writes to foreign memory regions 22->72 29 InstallUtil.exe 22->29         started        33 pleasebringbetter.exe 2 25->33         started        74 Hides that the sample has been downloaded from the Internet (zone.identifier) 27->74 76 Injects a PE file into a foreign processes 27->76 35 InstallUtil.exe 27->35         started        process10 dnsIp11 50 api4.ipify.org 173.231.16.76, 443, 49762 WEBNXUS United States 29->50 52 api.ipify.org 29->52 78 Tries to steal Mail credentials (via file / registry access) 29->78 80 Tries to harvest and steal browser information (history, passwords, etc) 29->80 82 Writes to foreign memory regions 33->82 84 Hides that the sample has been downloaded from the Internet (zone.identifier) 33->84 86 Injects a PE file into a foreign processes 33->86 37 InstallUtil.exe 33->37         started        40 InstallUtil.exe 33->40         started        42 InstallUtil.exe 33->42         started        44 2 other processes 33->44 signatures12 process13 signatures14 64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 37->64 66 May check the online IP address of the machine 37->66
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a9fa442c7e56486753d03f2420e970df0abd9914e4686a24eeb3e55feb458d08/
Threat name:
Win64.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-08-10 07:00:53 UTC
File Type:
PE+ (Dll)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vh5eild6kzegou6qh4scb2lq34fl3giu4rugujhowpsv722fruea._file
Verdict:
unknown
Similar samples:
72ddcbe3b2e8d2dba87b8bb2a925f50209610f3e74876cd82234c35c6f6eb217
AgentTesla
94b146aebc29c43c227467947ab95df41ffe9795d131c0e16ec54edf232a685a
AgentTesla
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/230812-jldxaaag28/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Unpacked files
SH256 hash:
a9fa442c7e56486753d03f2420e970df0abd9914e4686a24eeb3e55feb458d08
MD5 hash:
780a393d3e5edfe2a46b1bf13087b0e5
SHA1 hash:
0750952520633cde5864f4abccc44d2ef58572e9
Link:
https://www.unpac.me/results/8727c235-3965-4f28-8a9e-e1abfe751cb6/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/a9fa442c7e56486753d03f2420e970df0abd9914e4686a24eeb3e55feb458d08

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:gen_Excel_xll_addin_suspicious
Create hunting rule
Author:@JohnLaTwC
Description:Detects suspicious XLL add-ins to Excel

File information

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

Malspam

AgentTesla

Executable exe a9fa442c7e56486753d03f2420e970df0abd9914e4686a24eeb3e55feb458d08

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/442303/

Comments