MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f7c2fbbd1ded1f0068f438b1e8a9f30076577e234c6ef54c22956541d14b583. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: 3f7c2fbbd1ded1f0068f438b1e8a9f30076577e234c6ef54c22956541d14b583
SHA3-384 hash: 7b3e4c37f1e4b72ab2681b6b9c8076082543c2925270310ae166f0d5321c305eff43218b03691a9f5b86704941217dd4
SHA1 hash: a1f4735310111960c576662f526ea4dab27079ac
MD5 hash: fda0391d523a57e1619e915b7ea1001d
humanhash: wolfram-lion-sad-summer
File name:A409043090.exe
Download: download sample
Signature AgentTesla
File size:275'173 bytes
First seen:2021-04-08 05:37:25 UTC
Last seen:2021-04-08 07:00:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 18bc6fa81e19f21156316b1ae696ed6b (51 x Formbook, 24 x Loki, 9 x SnakeKeylogger)
ssdeep 6144:Hd6UHa7zaO7vQ9eKzCQgggxd+RSdz7xp5LYIR7:o6a/96R0xdz1p5MY
Threatray 3'802 similar samples on MalwareBazaar
TLSH BB44126273E45D73E85285760DEF336512B7C9A8121122132F985FFAA37DF83CA5E182
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence


File Origin
# of uploads :
4
# of downloads :
120
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
A409043090.exe
Verdict:
Malicious activity
Analysis date:
2021-04-08 05:38:18 UTC
Tags:
installer rat agenttesla trojan

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

Behaviour
Creating a file in the %temp% directory
Creating a file
Modifying a system executable file
Sending a UDP request
Launching a process
Creating a window
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Result
Verdict:
UNKNOWN
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 very large array initializations
Contains functionality to prevent local Windows debugging
Found malware configuration
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: MSBuild connects to smtp port
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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:
Threat name:
Win32.Trojan.Wacatac
Status:
Malicious
First seen:
2021-04-08 02:50:13 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
18 of 48 (37.50%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
a9b17d9e300ff1009d1ff6ec0e46a1e59dc3a38d12c471058b70f8cbb7746782
MD5 hash:
17a7a0c7da26a0be4864f23ff94d832f
SHA1 hash:
02d1a5a28945e98f72fcb14a1691c6585473fce3
SH256 hash:
3f7c2fbbd1ded1f0068f438b1e8a9f30076577e234c6ef54c22956541d14b583
MD5 hash:
fda0391d523a57e1619e915b7ea1001d
SHA1 hash:
a1f4735310111960c576662f526ea4dab27079ac
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.

Malspam

AgentTesla

Executable exe 3f7c2fbbd1ded1f0068f438b1e8a9f30076577e234c6ef54c22956541d14b583

(this sample)

Comments