MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3f681c71b259b83868bf64d9cbd877ddef4b78fb67b91e899e0d970e5e5de66. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f3f681c71b259b83868bf64d9cbd877ddef4b78fb67b91e899e0d970e5e5de66
SHA3-384 hash: 36286a5d3154807b82a7005cf9066c5d486e7e7f4639a164bfb77bef155ac8abf9660866aea83a69d78ab31705f12a5d
SHA1 hash: d48404a0bed433fdec9868e57ef561c53e74a9e7
MD5 hash: 7ca4655dff0318fa097429f12c5f5c5a
humanhash: ink-july-oranges-item
File name:MPU702734-pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:30'208 bytes
First seen:2021-07-22 05:28:34 UTC
Last seen:2021-07-27 17:36:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 768:DFdkH02zgEbQiecrMqDzejvSYP2GflBR:JdwhQ/crXsvJ
Threatray 7'192 similar samples on MalwareBazaar
TLSH T1D9D2F8E47B9648E2E27DF33549939088E37152B32865C91FAADE71B3540B3497EC12CE
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
7
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MPU702734-pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-07-22 05:29:20 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5874a2ec-99ba-4597-b4e9-ef0d1f90a8b3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/173214/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.14646.30544.23650.UNOFFICIAL
Create hunting rule

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:
Unknown
Link:
https://analyze.intezer.com/analyses/330e0238-d8c0-42d0-91fe-de6ab8cad987
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/819929
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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)
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 access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 452340 Sample: MPU702734-pdf.exe Startdate: 22/07/2021 Architecture: WINDOWS Score: 100 44 Found malware configuration 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected AgentTesla 2->48 50 3 other signatures 2->50 6 MPU702734-pdf.exe 15 5 2->6         started        11 xepul.exe 14 4 2->11         started        13 xepul.exe 2->13         started        process3 dnsIp4 28 bakercost.gq 104.21.13.164, 443, 49704, 49721 CLOUDFLARENETUS United States 6->28 30 192.168.2.1 unknown unknown 6->30 26 C:\Users\user\...\MPU702734-pdf.exe.log, ASCII 6->26 dropped 52 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->52 54 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->54 56 Injects a PE file into a foreign processes 6->56 15 MPU702734-pdf.exe 2 5 6->15         started        58 Multi AV Scanner detection for dropped file 11->58 60 Machine Learning detection for dropped file 11->60 20 xepul.exe 2 11->20         started        file5 signatures6 process7 dnsIp8 32 pss.net.pk 194.88.106.241, 49730, 587 WORLDSTREAMNL Netherlands 15->32 34 mail.pss.net.pk 15->34 22 C:\Users\user\AppData\Roaming\...\xepul.exe, PE32 15->22 dropped 24 C:\Users\user\...\xepul.exe:Zone.Identifier, ASCII 15->24 dropped 36 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->36 38 Tries to steal Mail credentials (via file access) 15->38 40 Tries to harvest and steal ftp login credentials 15->40 42 3 other signatures 15->42 file9 signatures10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f3f681c71b259b83868bf64d9cbd877ddef4b78fb67b91e899e0d970e5e5de66/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-22 00:14:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
12 of 46 (26.09%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6p3idry3ewnyhbul6zgzzpmhpxppjn4pwz5zd2ez4dmxbzpf3zta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
17a68f9da8d4a8ad6bedb9e2245d88ec5d368ed97c4de660057a1b4ef17b848a
AgentTesla
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41c91698590583c82961230643a3028119be7fad2d07c6662082ac22a592afee
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7c2d1b8c5d5d073e7a04cdac3fa97b1761fa1b3ad6225fda7490b8273a57c985
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7fd54c9cec09c8213fb6ff87cdef3be0e7ed3e127fd9ff41576ee9b95d8fc19e
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aa28ed9da9cdf288cf48c84f1ff22c3f1536f9ca19029ef482be063049ae0116
AgentTesla
bacf270237b84d612456696b9c658d32b4ea6a8d5209b1c4a72288de8277a612
AgentTesla
c2f21acde289adec4dbf7163480b89064e1eb476558c9729a520303cc75b40bc
AgentTesla
f3f681c71b259b83868bf64d9cbd877ddef4b78fb67b91e899e0d970e5e5de66
AgentTesla
+ 7'182 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210722-x2tfsm47cj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
f3f681c71b259b83868bf64d9cbd877ddef4b78fb67b91e899e0d970e5e5de66
MD5 hash:
7ca4655dff0318fa097429f12c5f5c5a
SHA1 hash:
d48404a0bed433fdec9868e57ef561c53e74a9e7
Link:
https://www.unpac.me/results/57b28637-8f66-4a83-a437-a44278992a4e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/f3f681c71b259b83868bf64d9cbd877ddef4b78fb67b91e899e0d970e5e5de66

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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

gz 4f35c50ec3a7099c8058d999c4c8756f0230dc9c68760b61156586031fe52db3

AgentTesla

Executable exe f3f681c71b259b83868bf64d9cbd877ddef4b78fb67b91e899e0d970e5e5de66

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 4f35c50ec3a7099c8058d999c4c8756f0230dc9c68760b61156586031fe52db3
  
Dropped by
SHA256 f3d652a1de146b29816ecbd82b3e3f012244c350f245f52bb0954ece786ad4dc
Cape
Cape
https://www.capesandbox.com/analysis/173214/

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