MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 32e87ba877bda7e78b9d5c772d7e5a420c375db21b48a0de7275b5311f58aa92. 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: 32e87ba877bda7e78b9d5c772d7e5a420c375db21b48a0de7275b5311f58aa92
SHA3-384 hash: 644a567917298725deb0d250694c4ee5e9b0ed095a095a01f2054bbbddc9c16b9cf9ae3ccc5769e24681ff34c53a4e06
SHA1 hash: 5c038239c533d9b6151ee1c46872de37389094b6
MD5 hash: 7f0c1a8e0abb6ddfd6488e1062256844
humanhash: march-lamp-wolfram-yankee
File name:Pagamento INV.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:677'376 bytes
First seen:2020-08-19 11:18:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:jlsAsQzu0jSPEub176ssEncPUF9v8XzbcerwHccpOQZPpHbg8nn1wR:JWPHJOPs0h8cQZBb/n
Threatray 9'324 similar samples on MalwareBazaar
TLSH C9E42211218CEB2ED93D3FF68970165563F0A457C722EB5EBEC6A5BC4827F9603A1603
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: spfilter-1.mschosting.com
Sending IP: 110.4.43.198
From: Sónia Fernandes <moreira.paulo@menarinidiag.pt>
Subject: Pagamento INV
Attachment: Pagamento INV.7z (contains "Pagamento INV.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/48439/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/437654
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
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
Moves itself to temp directory
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)
Sigma detected: Scheduled temp file as task from temp location
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 271333 Sample: Pagamento INV.exe Startdate: 20/08/2020 Architecture: WINDOWS Score: 100 66 Found malware configuration 2->66 68 Sigma detected: Scheduled temp file as task from temp location 2->68 70 Yara detected AgentTesla 2->70 72 9 other signatures 2->72 7 Pagamento INV.exe 7 2->7         started        11 YYtJku.exe 5 2->11         started        13 YYtJku.exe 2->13         started        process3 file4 42 C:\Users\user\AppData\Roaming\FCULXhTBW.exe, PE32 7->42 dropped 44 C:\Users\...\FCULXhTBW.exe:Zone.Identifier, ASCII 7->44 dropped 46 C:\Users\user\AppData\Local\...\tmp2B20.tmp, XML 7->46 dropped 48 C:\Users\user\...\Pagamento INV.exe.log, ASCII 7->48 dropped 74 Injects a PE file into a foreign processes 7->74 15 Pagamento INV.exe 2 5 7->15         started        20 schtasks.exe 1 7->20         started        22 Pagamento INV.exe 7->22         started        76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->76 78 Machine Learning detection for dropped file 11->78 80 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->80 24 YYtJku.exe 2 11->24         started        26 schtasks.exe 1 11->26         started        28 schtasks.exe 13->28         started        30 YYtJku.exe 13->30         started        signatures5 process6 dnsIp7 50 us2.smtp.mailhostbox.com 208.91.198.143, 49749, 49751, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->50 38 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 15->38 dropped 40 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 15->40 dropped 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->54 56 Moves itself to temp directory 15->56 58 Tries to steal Mail credentials (via file access) 15->58 32 conhost.exe 20->32         started        52 192.168.2.1 unknown unknown 24->52 60 Tries to harvest and steal ftp login credentials 24->60 62 Tries to harvest and steal browser information (history, passwords, etc) 24->62 64 Hides that the sample has been downloaded from the Internet (zone.identifier) 24->64 34 conhost.exe 26->34         started        36 conhost.exe 28->36         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/32e87ba877bda7e78b9d5c772d7e5a420c375db21b48a0de7275b5311f58aa92/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-08-19 11:20:08 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gluhxkdxxwt6pc45lr3s27s2iigdoxnsdnekbxtsow2tch2yvkja._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 9'314 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla persistence
Link:
https://tria.ge/reports/200819-9mt9gz8f2e/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
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
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/32e87ba877bda7e78b9d5c772d7e5a420c375db21b48a0de7275b5311f58aa92

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

7z 402a82f143a0530788615e0a662ec3d4fc8679a7107abdde0c6fb8a133b220d3

AgentTesla

Executable exe 32e87ba877bda7e78b9d5c772d7e5a420c375db21b48a0de7275b5311f58aa92

(this sample)

  
Dropped by
MD5 98a15c8dcd1bf39fcc076d88daf44992
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/48439/
  
Dropped by
SHA256 402a82f143a0530788615e0a662ec3d4fc8679a7107abdde0c6fb8a133b220d3

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