MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 62fca55d3833f4d50dd3e3258a9c315f31b0ff042dc3740aa46cc5f6e70f6c12. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 62fca55d3833f4d50dd3e3258a9c315f31b0ff042dc3740aa46cc5f6e70f6c12
SHA3-384 hash: 3aff648223581f8316d9394a98b9bbf718c41a6adb02e359c40b4799606d7d8bccb5e0e3e2ac6f30ad5d3f4bf1dfd415
SHA1 hash: 669dee73e2ac992febbcc524fea8eefe3913382e
MD5 hash: 444d072f0ee699b6d4c2cd16cb543905
humanhash: four-hydrogen-vegan-july
File name:DHL_AWB #1008936572891_pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:761'344 bytes
First seen:2020-08-15 17:13:53 UTC
Last seen:2020-08-15 17:54:00 UTC
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:T5fHbOivhRI5d9PpmKWVLXFaaepnbgDlYia+KHr2TvNllsIUmaNgkpN:T5TwrPIFjehONbKHaTFIITtkf
Threatray 10'591 similar samples on MalwareBazaar
TLSH 30F41212334C9B9BF01CA7BE13B53660A3F46627E311EEF87F0900CE5796AA953C4A51
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: de.uitn.com
Sending IP: 144.76.245.34
From: DHL EXPRESS <CUSTOMERSERVICE@DHL.COM>
Reply-To: DHL EXPRESS <soomla6384@yahoo.com>
Subject: Ref: DHL_AWB #1008936572891
Attachment: DHL_AWB 1008936572891_pdf.rar (contains "DHL_AWB #1008936572891_pdf.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/46323/
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.3826.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
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
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/432053
Signature
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
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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: 268441 Sample: DHL_AWB #1008936572891_pdf.exe Startdate: 17/08/2020 Architecture: WINDOWS Score: 100 68 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->68 70 Found malware configuration 2->70 72 Sigma detected: Scheduled temp file as task from temp location 2->72 74 9 other signatures 2->74 7 DHL_AWB #1008936572891_pdf.exe 7 2->7         started        11 WEqfDb.exe 5 2->11         started        13 WEqfDb.exe 4 2->13         started        process3 file4 40 C:\Users\user\AppData\...\WNBxjYujuDo.exe, PE32 7->40 dropped 42 C:\Users\...\WNBxjYujuDo.exe:Zone.Identifier, ASCII 7->42 dropped 44 C:\Users\user\AppData\Local\...\tmpDD58.tmp, XML 7->44 dropped 46 C:\...\DHL_AWB #1008936572891_pdf.exe.log, ASCII 7->46 dropped 76 Injects a PE file into a foreign processes 7->76 15 DHL_AWB #1008936572891_pdf.exe 2 5 7->15         started        20 schtasks.exe 1 7->20         started        78 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->78 80 Machine Learning detection for dropped file 11->80 82 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->82 22 WEqfDb.exe 11->22         started        24 schtasks.exe 1 11->24         started        26 schtasks.exe 13->26         started        28 WEqfDb.exe 13->28         started        signatures5 process6 dnsIp7 48 specialmetal.ir 5.144.130.34, 49739, 49740, 587 HOSTIRAN-NETWORKIR Iran (ISLAMIC Republic Of) 15->48 50 mail.specialmetal.ir 15->50 36 C:\Users\user\AppData\Roaming\...\WEqfDb.exe, PE32 15->36 dropped 38 C:\Users\user\...\WEqfDb.exe:Zone.Identifier, ASCII 15->38 dropped 54 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->54 56 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->56 58 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 20->58 30 conhost.exe 20->30         started        52 mail.specialmetal.ir 22->52 60 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->60 62 Tries to steal Mail credentials (via file access) 22->62 64 Tries to harvest and steal ftp login credentials 22->64 66 Tries to harvest and steal browser information (history, passwords, etc) 22->66 32 conhost.exe 24->32         started        34 conhost.exe 26->34         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/62fca55d3833f4d50dd3e3258a9c315f31b0ff042dc3740aa46cc5f6e70f6c12/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-08-15 10:23:04 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ml6kkxjygp2nkdot4msyvhbrl4y3b7yefxbxicventc7nzypnqja._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'581 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer trojan spyware family:agenttesla persistence
Link:
https://tria.ge/reports/200815-qzs5r64jns/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/62fca55d3833f4d50dd3e3258a9c315f31b0ff042dc3740aa46cc5f6e70f6c12

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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>
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

rar 7994b29d8eb857f98076b2f32f8e955870e763928ef61ec7f43fa4405c5f9132

AgentTesla

Executable exe 62fca55d3833f4d50dd3e3258a9c315f31b0ff042dc3740aa46cc5f6e70f6c12

(this sample)

  
Dropped by
MD5 c2e136b20eada45c24bf15e49aed2689
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/46323/
  
Dropped by
SHA256 7994b29d8eb857f98076b2f32f8e955870e763928ef61ec7f43fa4405c5f9132

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