MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 290d400c21aa404b8c93e92f27488948c70a532b7af954b76b7d5a54c7807f8d. 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 3 File information Comments

SHA256 hash: 290d400c21aa404b8c93e92f27488948c70a532b7af954b76b7d5a54c7807f8d
SHA3-384 hash: 22ff47945220e09a1e1491a634296c1a3a32534493bbac799e910f6c2cac333c375db39a8f3c32312db8e352a4bc214e
SHA1 hash: 8ee5e17e939785cc5ff1c37e290322096dcab9c0
MD5 hash: 5cd00d186920164204b6056901074659
humanhash: uranus-lemon-stream-pasta
File name:290d400c21aa404b8c93e92f27488948c70a532b7af954b76b7d5a54c7807f8d
Download: download sample
Signature AgentTesla
File size:713'216 bytes
First seen:2020-11-14 18:04:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2198dce435faa52a41b785f39a5a49fe (30 x AgentTesla, 24 x Loki, 9 x HawkEye)
ssdeep 12288:hUmKCnI9bE3ueYmFENJunO60pDnG5ZF9xOoPNNWBadvk/qRyjEk:hUFCUbEeQ6unO6WOb9AozzdvQqM4k
Threatray 1'373 similar samples on MalwareBazaar
TLSH B6E49E66F2D00833F1661A3C8D0BA7A89835BD113D28F97A3BF51D3C9F3969124653A7
Reporter seifreed
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
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
Moving of the original file
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
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Moves itself to temp directory
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: 317082 Sample: Gy0RBDCf7b Startdate: 15/11/2020 Architecture: WINDOWS Score: 100 30 Found malware configuration 2->30 32 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 2 other signatures 2->36 6 Gy0RBDCf7b.exe 2->6         started        9 YYtJku.exe 2->9         started        11 YYtJku.exe 2->11         started        process3 signatures4 38 Detected unpacking (changes PE section rights) 6->38 40 Detected unpacking (overwrites its own PE header) 6->40 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->42 52 2 other signatures 6->52 13 Gy0RBDCf7b.exe 2 5 6->13         started        44 Multi AV Scanner detection for dropped file 9->44 46 Detected unpacking (creates a PE file in dynamic memory) 9->46 48 Machine Learning detection for dropped file 9->48 18 YYtJku.exe 2 9->18         started        50 Maps a DLL or memory area into another process 11->50 20 YYtJku.exe 2 11->20         started        process5 dnsIp6 26 smtp.yandex.ru 77.88.21.158, 49737, 587 YANDEXRU Russian Federation 13->26 28 smtp.yandex.com 13->28 22 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 13->22 dropped 24 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 13->24 dropped 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->54 56 Moves itself to temp directory 13->56 58 Tries to steal Mail credentials (via file access) 13->58 60 3 other signatures 13->60 file7 signatures8
Threat name:
Win32.Trojan.LokiBot
Status:
Malicious
First seen:
2020-11-14 18:05:50 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan upx
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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
UPX packed file
AgentTesla
Unpacked files
SH256 hash:
290d400c21aa404b8c93e92f27488948c70a532b7af954b76b7d5a54c7807f8d
MD5 hash:
5cd00d186920164204b6056901074659
SHA1 hash:
8ee5e17e939785cc5ff1c37e290322096dcab9c0
SH256 hash:
d6dfa7f6dfbb2f97893dbcbccdf662b8e553e5f624ab6ed13865df9f16fff646
MD5 hash:
a920d7bc10787c7516b422b778542ee0
SHA1 hash:
4ba7010c6c39005f0d277fd6cf40c14fef7aa147
SH256 hash:
fa7725797137ecf5d1fc823a1a0582d818b4f866e379db2a0ba4c98373d4bc8d
MD5 hash:
0be534edf3451ed4cfa7ff8cdaeee787
SHA1 hash:
a2bd50de512a92705931827819afe125b350b116
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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