MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f71a25eba39e485b06a0d11f5dd097540200f52f5f25726b9d61c0272ffdb21e. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f71a25eba39e485b06a0d11f5dd097540200f52f5f25726b9d61c0272ffdb21e
SHA3-384 hash: 9fbff4f4c3c4f24ec549efce81d1d86f2d035aa3c4fb0a82090890d0e223480782ac3ec479c671a41749644d21754088
SHA1 hash: 04195583c4011c64fa5ab1c4fed7b1c768895a57
MD5 hash: 4332f541f65a548dee06ef747b4f4c15
humanhash: august-chicken-robin-ink
File name:invoice and PL.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:603'648 bytes
First seen:2023-07-18 06:42:52 UTC
Last seen:2023-07-19 06:20:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:vfb/WT4UkuZbqBOGvpInLwqiWanFWIe6i5rfkNzXrfbgmhEQzMm:vfzW/Zb0OGvaEqSF3e6iuDgatz
Threatray 452 similar samples on MalwareBazaar
TLSH T1E6D423B0E58C623FCAC156B68B69E25456360EC088EFE71D634FFC94B4DAB409453B87
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence

File Origin
# of uploads :
4
# of downloads :
272
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
invoice and PL.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-07-18 06:49:26 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/80fe4d64-6767-407f-98a5-03835f5a2bc4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/423268/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.20195.30621.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/64b63478f3c193545ac63096/reports/ab8ac2c6-9dc5-4534-ab87-03e6bf86d163/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f71a25eba39e485b06a0d11f5dd097540200f52f5f25726b9d61c0272ffdb21e
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/25ca599a-385c-4f5d-9955-62e12a23a76b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1274894
Signature
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
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
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1274894 Sample: invoice_and_PL.pdf.exe Startdate: 18/07/2023 Architecture: WINDOWS Score: 100 53 Found malware configuration 2->53 55 Sigma detected: Scheduled temp file as task from temp location 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 5 other signatures 2->59 7 invoice_and_PL.pdf.exe 7 2->7         started        11 CzUxQoYFnZ.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\...\CzUxQoYFnZ.exe, PE32 7->33 dropped 35 C:\Users\...\CzUxQoYFnZ.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmp7CE1.tmp, XML 7->37 dropped 39 C:\Users\user\...\invoice_and_PL.pdf.exe.log, ASCII 7->39 dropped 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->61 63 May check the online IP address of the machine 7->63 65 Uses schtasks.exe or at.exe to add and modify task schedules 7->65 67 Adds a directory exclusion to Windows Defender 7->67 13 invoice_and_PL.pdf.exe 15 2 7->13         started        17 powershell.exe 19 7->17         started        19 schtasks.exe 1 7->19         started        21 invoice_and_PL.pdf.exe 7->21         started        69 Multi AV Scanner detection for dropped file 11->69 71 Machine Learning detection for dropped file 11->71 23 CzUxQoYFnZ.exe 14 2 11->23         started        25 schtasks.exe 1 11->25         started        signatures5 process6 dnsIp7 41 mail.synergysystem.in 119.18.54.176, 49706, 49710, 587 PUBLIC-DOMAIN-REGISTRYUS India 13->41 43 api4.ipify.org 173.231.16.76, 443, 49705 WEBNXUS United States 13->43 45 api.ipify.org 13->45 73 Installs a global keyboard hook 13->73 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        47 64.185.227.156, 443, 49707 WEBNXUS United States 23->47 49 192.168.2.1 unknown unknown 23->49 51 api.ipify.org 23->51 75 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->75 77 Tries to steal Mail credentials (via file / registry access) 23->77 79 Tries to harvest and steal browser information (history, passwords, etc) 23->79 31 conhost.exe 25->31         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f71a25eba39e485b06a0d11f5dd097540200f52f5f25726b9d61c0272ffdb21e/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-17 20:47:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=64ncl25dtzefwbva2epv3uexkqbab5jpl4sxe245mhacol75wipa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1ae20a0508bf375447bef3b1ddd5bcc294aeae294ef9257124aec21442627c6c
AgentTesla
33922643495d4d3436142b57efe5a2023c23954f338e6633a861ba0afdf6ddd2
AgentTesla
34a65eefbfbd390d4b3f24c47f860801c21f0c89fad49dfb5965850a0092d9b3
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5629a3ae6193f39e3d63b927f028e1e06cde3a1e7fd1c11a1bd22859db3be241
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7b5bfbc787d75cd1d8035161fd5b9139f3133f93d295e26cef10f677d9e2c879
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bd4eb83d522fcc6d6cd86b5c3dd95b3aa94216ceb808676b4bdb41e3aad822ff
AgentTesla
c1796a8cf6be4b31342d3ba730ee278132be920a0b0946531edfd5d3ab2415ef
AgentTesla
d0b0c22cd8d89cc33def6e5e61f4afd8d3f2aafdeba6833aa686489a104eefce
AgentTesla
e4d098122d676445d7e89826b59fe891a9bb9d3c78226e402406688cae0f7a62
AgentTesla
ec50271e298600f2609f81b75362cafda6a7cec90e9927312f45629b72a14320
AgentTesla
+ 442 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230718-hgxcdshe6s/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
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
Unpacked files
SH256 hash:
c1796a8cf6be4b31342d3ba730ee278132be920a0b0946531edfd5d3ab2415ef
MD5 hash:
594173a93a04d2b9ed53ee505a9d418b
SHA1 hash:
f2c5e775bf98475700c428dd92c2d25ee330e96b
Link:
https://www.unpac.me/results/4b806873-37b7-4917-9865-e00f47a59c46/
SH256 hash:
7c743d979549f931d7101d1a14c14841ff47c848a3f30e31882d0d958bf5f941
MD5 hash:
508ba12479b3d78edb93f63b40ab3b7f
SHA1 hash:
d72b842c46546e4e494c9338b530e305dae1d5d2
Link:
https://www.unpac.me/results/4b806873-37b7-4917-9865-e00f47a59c46/
SH256 hash:
fc59cc89d554b6f4efa98073770e2e8393849b7ec95e5f1c6d9b016a6d41a411
MD5 hash:
bbee0f3eeab8237f2c2189db5e77eaa2
SHA1 hash:
34296face1a10107fb14c37468182fcb3905f72d
Link:
https://www.unpac.me/results/4b806873-37b7-4917-9865-e00f47a59c46/
SH256 hash:
6a7cfdc27d9f164fa130797a364b4209964f3486904d4cbe9895ccdd45ca8a71
MD5 hash:
030f2147f14bc7be0ff6b2964df908ab
SHA1 hash:
12b19bccb416acc3728d9318cd944cf63f24d1ed
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/4b806873-37b7-4917-9865-e00f47a59c46/
Parent samples :
b5e3cf860ae17fce81028e47357db9eb1d4fd83bce5dfe676826d3caf98667d3
f71a25eba39e485b06a0d11f5dd097540200f52f5f25726b9d61c0272ffdb21e
SH256 hash:
f71a25eba39e485b06a0d11f5dd097540200f52f5f25726b9d61c0272ffdb21e
MD5 hash:
4332f541f65a548dee06ef747b4f4c15
SHA1 hash:
04195583c4011c64fa5ab1c4fed7b1c768895a57
Link:
https://www.unpac.me/results/4b806873-37b7-4917-9865-e00f47a59c46/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f71a25eba39e/report/overview.html
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: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

z 906c7bdf9ca68d10957368925fd95cf364e469d56bda4926c64b1753df33724a

AgentTesla

Executable exe f71a25eba39e485b06a0d11f5dd097540200f52f5f25726b9d61c0272ffdb21e

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 906c7bdf9ca68d10957368925fd95cf364e469d56bda4926c64b1753df33724a
Cape
Cape
https://www.capesandbox.com/analysis/423268/
  
Dropped by
MD5 121508ff5373c507d3fdc4f252c7973e

Comments