MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa61e46752573d01d1567e34051276bf1d242f575c92e74e24dbc6bd73181e92. 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 4 File information Comments

SHA256 hash: aa61e46752573d01d1567e34051276bf1d242f575c92e74e24dbc6bd73181e92
SHA3-384 hash: bc0086438103ac71604144710e736cd5dc0209481c33363a28bdc438769333de4a0b560800caf4408d2122a1498533cf
SHA1 hash: 14ee1e56c7d4a374d6e1e37a23c977be60854989
MD5 hash: 4761cfc63542a2708e7aa629a1adb443
humanhash: kilo-beer-chicken-india
File name:VLCo8U5XU1JbLd5.exe
Download: download sample
Signature AgentTesla
File size:1'080'320 bytes
First seen:2022-04-11 02:17:47 UTC
Last seen:2022-04-11 15:04:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:+/JdAJrxm1UwBYXRC9wjZAafeugkVgNEU/Gl4lGZ0wr85GxBYv/VD20Iu9Ww726t:t+dBqCebfeuXVgOnZTg5Dv3dIH9yny
Threatray 16'166 similar samples on MalwareBazaar
TLSH T15E35F1616B669583F2F9263140ABEAF172F131854236F3ADBC88C2357FD0285D9417EE
File icon (PE):PE icon
dhash icon 70ccb26969b2cc71 (35 x AgentTesla, 13 x Formbook, 2 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
288
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
VLCo8U5XU1JbLd5.exe
Verdict:
Malicious activity
Analysis date:
2022-04-11 02:19:14 UTC
Tags:
n/a

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

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
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.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the hosts file
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)
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 harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-04-11 02:18:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
80
AV detection:
20 of 25 (80.00%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
7b707aa2ce9d44774a8608993c1ba569010ba9b5bf9826f709fe436eabb6552f
MD5 hash:
b735e4604d7910be7ef6dbb40e024cb4
SHA1 hash:
b863b1d7850a06325110fb7ecac8b3baf4e6943c
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
SH256 hash:
a75187405de36a775ea4a38e4386adf6c6abb1867d057710293cdcb485704408
MD5 hash:
8b72092a6a9173a0070c68d118418bcf
SHA1 hash:
0e1358fe9f36fc4a3979202c343aa357cb899005
SH256 hash:
aa61e46752573d01d1567e34051276bf1d242f575c92e74e24dbc6bd73181e92
MD5 hash:
4761cfc63542a2708e7aa629a1adb443
SHA1 hash:
14ee1e56c7d4a374d6e1e37a23c977be60854989
Malware family:
AgentTesla.v3
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:pe_imphash
Rule name:quakbot_halo_generated
Author:Halogen Generated Rule, Corsin Camichel
Rule name:silentbuilder_halo_generated
Author:Halogen Generated Rule, Corsin Camichel
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 aa61e46752573d01d1567e34051276bf1d242f575c92e74e24dbc6bd73181e92

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

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