MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c726fd1d43f2b7c7a22b61c6803905fcfa486af62606443ad5aae90d1ad4dc66. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: c726fd1d43f2b7c7a22b61c6803905fcfa486af62606443ad5aae90d1ad4dc66
SHA3-384 hash: cf5379693f15e6b664ba9bba3a42c0b8e24ab07c3eb8996b526adbdbdd1e628b2facfd9709d82a512e4bb467225682af
SHA1 hash: 88d5618eb81e83fa6858625db2ba45ed4d93a539
MD5 hash: 2bf6fa5557f8d7a5e994b2c5dc68bc04
humanhash: saturn-jupiter-kentucky-violet
File name:MHREh0FYUFU6iIA.exe
Download: download sample
Signature AgentTesla
File size:719'360 bytes
First seen:2021-02-18 14:30:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:wZonrKv3d2Z37Bo9WvCn4Lm8OWLh3dqrU1k5QM1XGMPoHwuTh6v856MWrJm19:wZorq3d2Z37Bo6C4LOKhtqU1
Threatray 2'715 similar samples on MalwareBazaar
TLSH 4BE49D9C322072EEC96BC072DDA99CA4E725646A631F8203902715DD9E0DF97EF144FB
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
108
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
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:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 354824 Sample: MHREh0FYUFU6iIA.exe Startdate: 18/02/2021 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected AgentTesla 2->45 47 3 other signatures 2->47 6 MHREh0FYUFU6iIA.exe 3 2->6         started        10 UTCCf.exe 3 2->10         started        12 UTCCf.exe 2 2->12         started        process3 file4 23 C:\Users\user\...\MHREh0FYUFU6iIA.exe.log, ASCII 6->23 dropped 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->51 53 Injects a PE file into a foreign processes 6->53 14 MHREh0FYUFU6iIA.exe 2 5 6->14         started        19 MHREh0FYUFU6iIA.exe 6->19         started        55 Multi AV Scanner detection for dropped file 10->55 57 Machine Learning detection for dropped file 10->57 21 UTCCf.exe 2 10->21         started        signatures5 process6 dnsIp7 29 indiaflanges.com 138.128.188.162, 49762, 587 DIMENOCUS United States 14->29 31 mail.indiaflanges.com 14->31 25 C:\Users\user\AppData\Roaming\...\UTCCf.exe, PE32 14->25 dropped 27 C:\Users\user\...\UTCCf.exe:Zone.Identifier, ASCII 14->27 dropped 33 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->33 35 Tries to steal Mail credentials (via file access) 14->35 37 Tries to harvest and steal ftp login credentials 14->37 39 3 other signatures 14->39 file8 signatures9
Threat name:
ByteCode-MSIL.Packed.Generic
Status:
Suspicious
First seen:
2021-02-18 09:32:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
19 of 29 (65.52%)
Threat level:
  1/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
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
Unpacked files
SH256 hash:
6285a3d137fe84e6f40f9a66e5da86d2dfd08c70531eb78a29d13131296dd958
MD5 hash:
2dffc1859c2fcd5c7854ac234604b18b
SHA1 hash:
e8344e1d49a6a80b63d240bac523703f392ec1ad
SH256 hash:
2ec41720b412f91f91daaefea38007449491b2c016238aa8f23b6866c89bc788
MD5 hash:
987ce346069cf47535e5ac57265c7228
SHA1 hash:
d0085325ed78fcac6d1f605753237abd1c40db22
SH256 hash:
bae532df40ab54d0c8cd5c00ac772295a003499c333b90898d4adad522850f53
MD5 hash:
2d2933aaf8ed74bdf9985cfcd1d42b74
SHA1 hash:
b4a952a622d575e4de86d8a9c03eac88ad456529
SH256 hash:
c726fd1d43f2b7c7a22b61c6803905fcfa486af62606443ad5aae90d1ad4dc66
MD5 hash:
2bf6fa5557f8d7a5e994b2c5dc68bc04
SHA1 hash:
88d5618eb81e83fa6858625db2ba45ed4d93a539
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

  
Delivery method
Other

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