MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 901fc5bbd2f601b31d3588d300b00788c329a3a4506c0f7aa1e779cbc6fbe54e. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash: 901fc5bbd2f601b31d3588d300b00788c329a3a4506c0f7aa1e779cbc6fbe54e
SHA3-384 hash: 8814781fff90b1a1a854da01d10f1f777040a923a48249832b2d6590e623245ebd7fc15bd4ccf7fbc5e1c5353421d44b
SHA1 hash: b806c4234377940fe2440f26b0bb302f65d249b6
MD5 hash: b670eea5fbc2a47dfbf3a6b70139d0ee
humanhash: island-four-one-illinois
File name:CICU3023853·PDF.scr
Download: download sample
Signature AgentTesla
File size:1'714'176 bytes
First seen:2023-08-04 06:22:45 UTC
Last seen:2023-08-04 19:30:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:fauTNz1Ef16eLIOJYBdxcfD91ycD3VOYdjG/s9ochuXHb57ezm8QvnYd8cYfVyOH:inf8sWdxcB1DF9dqJci75senYUoM
Threatray 5'575 similar samples on MalwareBazaar
TLSH T12685AD607AB0A533D1C9D7B590E2191043A7DC52A3D9EBEB358472993A3237C8F13E97
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 7068ccb0b2b2b2f8 (129 x AgentTesla, 54 x SnakeKeylogger, 28 x AveMariaRAT)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
292
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
CICU3023853·PDF.scr
Verdict:
Malicious activity
Analysis date:
2023-08-04 06:23:52 UTC
Tags:
agenttesla stealer

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

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Gathering data
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 potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
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 steal Mail credentials (via file / registry access)
Uses ipconfig to lookup or modify the Windows network settings
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2023-08-03 12:02:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
901fc5bbd2f601b31d3588d300b00788c329a3a4506c0f7aa1e779cbc6fbe54e
MD5 hash:
b670eea5fbc2a47dfbf3a6b70139d0ee
SHA1 hash:
b806c4234377940fe2440f26b0bb302f65d249b6
Malware family:
AgentTesla
Verdict:
Malicious
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: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 901fc5bbd2f601b31d3588d300b00788c329a3a4506c0f7aa1e779cbc6fbe54e

(this sample)

  
Delivery method
Distributed via e-mail attachment

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