MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 48df21e0db1ed0c865e729b5469ff5059f582b3d53bdc44c88aab6fe2f398075. 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 2 File information Comments

SHA256 hash: 48df21e0db1ed0c865e729b5469ff5059f582b3d53bdc44c88aab6fe2f398075
SHA3-384 hash: 15555aeaf75e90c8fb431f1ca53b871d8112881eefbfc7658209dd6c557dc0ef1b36dbbc1a8b1bb2031b25dae7a38c23
SHA1 hash: 7405127e323372cdda83ccc08511f1f56ed00f63
MD5 hash: 52c7166b6bf6b32f30a20b21ed902afc
humanhash: minnesota-earth-quiet-michigan
File name:52c7166b6bf6b32f30a20b21ed902afc.exe
Download: download sample
Signature AgentTesla
File size:778'752 bytes
First seen:2020-11-02 09:12:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:hY516f6eylBwjJhSV1vCLgLyB4rpDiflrZpn8R4v4WXx5DuaMb88c1Wkzz:hY516f6j/FCELyB4tkXpn8aBb6ayZcs
Threatray 819 similar samples on MalwareBazaar
TLSH 63F4E04857A4852AEDAF5770F0320E14CBF4E4C9B0B7EF4B2688D0FC558FB985A526D2
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Forced shutdown of a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
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
Antivirus / Scanner detection for submitted sample
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
Sigma detected: RegAsm connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 308128 Sample: DYT0hpG3fB.exe Startdate: 02/11/2020 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 3 other signatures 2->38 7 DYT0hpG3fB.exe 1 2->7         started        10 YYtJku.exe 2 2->10         started        12 YYtJku.exe 1 2->12         started        process3 signatures4 40 Writes to foreign memory regions 7->40 42 Maps a DLL or memory area into another process 7->42 14 DYT0hpG3fB.exe 7->14         started        17 RegAsm.exe 2 7->17         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        process5 signatures6 52 Writes to foreign memory regions 14->52 54 Maps a DLL or memory area into another process 14->54 23 RegAsm.exe 2 4 14->23         started        56 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->56 58 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 17->58 process7 dnsIp8 30 us2.smtp.mailhostbox.com 208.91.199.223, 49733, 587 PUBLIC-DOMAIN-REGISTRYUS United States 23->30 28 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 23->28 dropped 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->44 46 Tries to steal Mail credentials (via file access) 23->46 48 Tries to harvest and steal ftp login credentials 23->48 50 2 other signatures 23->50 file9 signatures10
Threat name:
ByteCode-MSIL.Trojan.CrypterX
Status:
Malicious
First seen:
2020-11-02 01:00:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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
Unpacked files
SH256 hash:
48df21e0db1ed0c865e729b5469ff5059f582b3d53bdc44c88aab6fe2f398075
MD5 hash:
52c7166b6bf6b32f30a20b21ed902afc
SHA1 hash:
7405127e323372cdda83ccc08511f1f56ed00f63
SH256 hash:
4dfa13e163aeca3efa11847c60c43af482f40aec45eaf43485af2d8f997b2f94
MD5 hash:
f36912ebd4fe4db9c4a8acaeb304895a
SHA1 hash:
4da84b08777a6802b974095911f476dcb4c13862
SH256 hash:
76847c40e8ea2ac6f247b50806c1a8ea4e7b2cb44a91ce1c5310a527380efedc
MD5 hash:
5c8d0b092cb36655b65cd121c70d2b30
SHA1 hash:
588c85cce283ce3e0bfd6d7eede8d56bacda86da
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: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.

Web download

AgentTesla

Executable exe 48df21e0db1ed0c865e729b5469ff5059f582b3d53bdc44c88aab6fe2f398075

(this sample)

  
Delivery method
Distributed via web download

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