MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3fe67d3a6b4bd8fe9b79ca73f3ec832a093005e8059a9f22e4cceb6ed7bb50c4. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments

SHA256 hash: 3fe67d3a6b4bd8fe9b79ca73f3ec832a093005e8059a9f22e4cceb6ed7bb50c4
SHA3-384 hash: e135d15699495e69b44ad6ea46bd9d7c390a3b631189784b57deb0ccd1235969aee54f2027ad5a3db662826e64231dbf
SHA1 hash: 6227adf385eaf0802a3e508bedfe4c72abbc3cc6
MD5 hash: 0535b224e7070315488a9adae46fe23c
humanhash: neptune-victor-winner-golf
File name:4aTjWbZZ0o8x3GR.exe
Download: download sample
Signature AgentTesla
File size:658'432 bytes
First seen:2023-10-22 07:40:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:O8zS55mFzuxVr7Cs5L8q4hgG/W15wZwPebHqwvlKY3C+uItlP2e:Of55q4pR3EgTwuhwvXC+uItt
Threatray 854 similar samples on MalwareBazaar
TLSH T168E4124832248707E66847F12C358AA64BB59ED36653EA8C3CD576DF09FB7840213BDB
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 71f0b2e8f0b0e871 (16 x AgentTesla, 4 x Formbook, 2 x SnakeKeylogger)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
277
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
4aTjWbZZ0o8x3GR.exe
Verdict:
Malicious activity
Analysis date:
2023-10-22 08:50:54 UTC
Tags:
agenttesla stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
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 method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2023-10-04 05:12:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
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:
0465da33c1d4795332172d6bdaa98cebcb35050ee8204595d91b3e0227acc6b3
MD5 hash:
0d88334b184d2485d02cd55d30af6b3b
SHA1 hash:
fa744cd645533b8745e4c84fb30ccc4d67cdb976
Detections:
AgentTesla win_agent_tesla_g2
SH256 hash:
b1270dc9ec3f22c6fd2296239426ac7c48589589580d4a1b3da8188920b22a63
MD5 hash:
5c904da8528cfb1b87b15a6aa7c059cd
SHA1 hash:
f0a192969485d1bc34bf52adf37d9c20176d6b85
SH256 hash:
af10a81d30ea6c14a0857caa64697f78672a941419d679b34eedb82e080ad46b
MD5 hash:
ec0b80883f0b18fb75a48dd18795f514
SHA1 hash:
afe9537c27362b6769a1df0ad414b8e58d34ea40
SH256 hash:
10f4cb8a88c9805ea83e373c81bbe652a9a6da742d0f28a2e53d2c1469cc3835
MD5 hash:
019f62db1d717184f387fa11f31cd7e3
SHA1 hash:
17c4dc93baae5ef79212cb65f61e314ea4df715c
SH256 hash:
3fe67d3a6b4bd8fe9b79ca73f3ec832a093005e8059a9f22e4cceb6ed7bb50c4
MD5 hash:
0535b224e7070315488a9adae46fe23c
SHA1 hash:
6227adf385eaf0802a3e508bedfe4c72abbc3cc6
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:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Malspam

AgentTesla

Executable exe 3fe67d3a6b4bd8fe9b79ca73f3ec832a093005e8059a9f22e4cceb6ed7bb50c4

(this sample)

  
Delivery method
Distributed via e-mail attachment

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