MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8f3a24e97b0c9e4941baab62a4eeb64b9cc7e82ad97398b95b58fbf1289fb24. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8f3a24e97b0c9e4941baab62a4eeb64b9cc7e82ad97398b95b58fbf1289fb24
SHA3-384 hash: 95920ff422fe38aa97273e2b5ed8144535f99eb92e8dbff42c06f321d9b64b23744a11a3b122a261ee62df2f5da76985
SHA1 hash: bb20f1939185b25561767e5c857b739fc3296695
MD5 hash: a531a2b7f6a8cb945f357874b4544089
humanhash: victor-leopard-alabama-glucose
File name:New order.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:605'184 bytes
First seen:2022-05-13 06:20:37 UTC
Last seen:2022-05-13 06:42:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:JZ9EtTNFQOAcEgmHbUXLc9gtxGIn4RiKp1jxCnuev1vvjdyux33HySDrKXr18KUt:szQfcnXgutxGIn4RPbdguA1vvjh3HySK
Threatray 17'077 similar samples on MalwareBazaar
TLSH T103D4012E36569922C66C21B6CCD651CC07F16F0BAD32D65B3CC936894E323E65DC9B83
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f8f3a24e97b0c9e4941baab62a4eeb64b9cc7e82ad97398b95b58fbf1289fb24.exe
Verdict:
Suspicious activity
Analysis date:
2022-05-13 06:22:02 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a4ea3ebb-853f-4c37-8d7e-134a0415be0d

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/270299/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe obfuscated packed replace.exe wacatac
Link:
https://www.filescan.io/uploads/627df8cf86897499c663eee8/reports/b3ec9806-621c-4022-add3-925b7903378f/overview
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bcf67be3-3af5-4255-b971-d1195af71afd
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/993327
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 625823 Sample: New order.pdf.exe Startdate: 13/05/2022 Architecture: WINDOWS Score: 100 60 Snort IDS alert for network traffic 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 17 other signatures 2->66 7 New order.pdf.exe 7 2->7         started        11 prAyoao.exe 5 2->11         started        13 prAyoao.exe 2->13         started        process3 file4 38 C:\Users\user\AppData\Roaming\yZlifRF.exe, PE32 7->38 dropped 40 C:\Users\user\...\yZlifRF.exe:Zone.Identifier, ASCII 7->40 dropped 42 C:\Users\user\AppData\Local\...\tmp7940.tmp, XML 7->42 dropped 44 C:\Users\user\...44ew order.pdf.exe.log, ASCII 7->44 dropped 68 Adds a directory exclusion to Windows Defender 7->68 15 New order.pdf.exe 2 9 7->15         started        20 powershell.exe 25 7->20         started        22 schtasks.exe 1 7->22         started        70 Antivirus detection for dropped file 11->70 72 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->72 74 Machine Learning detection for dropped file 11->74 76 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->76 24 prAyoao.exe 11->24         started        26 schtasks.exe 11->26         started        signatures5 process6 dnsIp7 46 webmail.wrcs.in 103.138.189.137, 49746, 49751, 49757 GBLINK-AS-APGBLINKNETWORKSOLUTIONSPRIVATELIMITEDIN India 15->46 48 192.168.2.1 unknown unknown 15->48 34 C:\Users\user\AppData\Roaming\...\prAyoao.exe, PE32 15->34 dropped 36 C:\Users\user\...\prAyoao.exe:Zone.Identifier, ASCII 15->36 dropped 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->50 52 Tries to steal Mail credentials (via file / registry access) 15->52 54 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->54 28 conhost.exe 20->28         started        30 conhost.exe 22->30         started        56 Tries to harvest and steal ftp login credentials 24->56 58 Tries to harvest and steal browser information (history, passwords, etc) 24->58 32 conhost.exe 26->32         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f8f3a24e97b0c9e4941baab62a4eeb64b9cc7e82ad97398b95b58fbf1289fb24/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-13 04:38:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7dz2etuxwde6jfa3vk3cutxlms44y7ucvwlttc4vwwh36euj7msa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
03fb638724597e20f6102deff728cdd8265eecc3f08e54e373c304b4c0718c42
AgentTesla
1b92179e202ed1aad78190a5f285b4afd4b4e0fe4d4c0f8c0f5c720a46c1ace2
AgentTesla
58662a541e967957fb29666739766952c7379969a44bd73dfb5ec22e8fc2993b
AgentTesla
60207148ad8dc1c3de32439255a241321d4f3da64c82990e871edf28e3eca804
AgentTesla
640c647769b22714c9bd5029c10cd5d3c1d863c5320b24911371183e285ebf4e
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b5392efbc51d739297f56abfee8699e58ea304de1e9d1ef55a73b39daa35254f
AgentTesla
ebdbd8487dfdaebc34214de4e2f6fdfc5b5cfb30b9fa98ca9269a4cfae16cb93
AgentTesla
+ 17'067 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220513-g4bhrscgd7/
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
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
suricata: ET MALWARE AgentTesla Exfil Via SMTP
Unpacked files
SH256 hash:
c206122a7336385be557580c114ac0923192f61bc8f77aa58c898135438399f9
MD5 hash:
6c9e813248a01432890c476813d210b8
SHA1 hash:
fd54aa3af58fc3a88cb3fd6753d773cd6c51b7f8
Link:
https://www.unpac.me/results/dd075f2b-f1cd-4e4c-ba94-b296f6c4c1b8/
SH256 hash:
75552b5a5ee3c974041d14faa590ae2c2ed0418f893646f2c8d656d7cfbe46e2
MD5 hash:
ff0ae86eaab019d5abd0ed69442af13e
SHA1 hash:
f6b5bb43c8e3f709cd8b4d74147d38c6758a9fdc
Link:
https://www.unpac.me/results/dd075f2b-f1cd-4e4c-ba94-b296f6c4c1b8/
SH256 hash:
80d7b8124d39457efe16ee25ff1807bcee5eecd00bc1dfd1a416078a107fe674
MD5 hash:
65933c65a5c3a1ec8a346fb9909a11f6
SHA1 hash:
93464ef6795c9e5b29916bccef5d968bba923c8b
Link:
https://www.unpac.me/results/dd075f2b-f1cd-4e4c-ba94-b296f6c4c1b8/
SH256 hash:
9fd8d704691ee9e29504950617e92013df407d56302aac07861e68425a7fa8ce
MD5 hash:
f0398affc669c9327d72e771b056ec01
SHA1 hash:
87dc582324942031657aab8c20c67765bc3151fc
Link:
https://www.unpac.me/results/dd075f2b-f1cd-4e4c-ba94-b296f6c4c1b8/
SH256 hash:
f8f3a24e97b0c9e4941baab62a4eeb64b9cc7e82ad97398b95b58fbf1289fb24
MD5 hash:
a531a2b7f6a8cb945f357874b4544089
SHA1 hash:
bb20f1939185b25561767e5c857b739fc3296695
Link:
https://www.unpac.me/results/dd075f2b-f1cd-4e4c-ba94-b296f6c4c1b8/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f8f3a24e97b0/report/overview.html
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/f8f3a24e97b0c9e4941baab62a4eeb64b9cc7e82ad97398b95b58fbf1289fb24

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: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

Executable exe f8f3a24e97b0c9e4941baab62a4eeb64b9cc7e82ad97398b95b58fbf1289fb24

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/270299/

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