MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b945c49316cbac0a99ca74373a19990e69578e853b5eb52b9500298ccaebdea0. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments

SHA256 hash: b945c49316cbac0a99ca74373a19990e69578e853b5eb52b9500298ccaebdea0
SHA3-384 hash: 90ce3cedbca3e25ecb9ae5327219ca0988027b9f124b9ab8fffd4a90c17acc39878db585a3c7be3ab569753f064e84f1
SHA1 hash: 4861446dd256b3d656e2dc1d76189a916fbf96fc
MD5 hash: 632f5cd9c8e66aea271ec50825d2d4be
humanhash: spaghetti-one-solar-kansas
File name:lista de empaque de factura comercial.exe
Download: download sample
Signature AgentTesla
File size:427'008 bytes
First seen:2024-01-29 09:24:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 6144:d240mF1UhI01zUNcaJwA+Bdnh5FDvVaY1U6QUxgiVS8UOKi:YmmiwAo9ttMDULVFI
TLSH T19D94F7E131AC8383E1A09DB14FDB467076F139AD98F0520C75F89B6E97D2351488DAEE
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon d4a6a494a48484a4 (65 x AgentTesla, 39 x Formbook, 8 x RemcosRAT)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
288
Origin country :
HU HU
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Creating a window
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
crypto_obfuscator_for_net masquerade net_reactor overlay packed 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, Discord Token Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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 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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Discord Token Stealer
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-01-25 15:52:21 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
20
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Verdict:
malicious
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 WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
AgentTesla
Malware Config
C2 Extraction:
https://discord.com/api/webhooks/1195357500636147762/wTcRg3fQF-X958tQhh_GUJFHQMIaKcScI699hXJZD2rma64AWMXB3KbXiRQwwWAEc8-8
Unpacked files
SH256 hash:
b945c49316cbac0a99ca74373a19990e69578e853b5eb52b9500298ccaebdea0
MD5 hash:
632f5cd9c8e66aea271ec50825d2d4be
SHA1 hash:
4861446dd256b3d656e2dc1d76189a916fbf96fc
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:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Author:malware-lu
Rule name:pe_no_import_table
Description:Detect pe file that no import table

File information


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

Malspam

AgentTesla

Executable exe b945c49316cbac0a99ca74373a19990e69578e853b5eb52b9500298ccaebdea0

(this sample)

  
Delivery method
Distributed via e-mail attachment

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