MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c5d51b412716cb23b237dfb43f0cbd62191f357ccea814f37394e7d019221fb4. 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: c5d51b412716cb23b237dfb43f0cbd62191f357ccea814f37394e7d019221fb4
SHA3-384 hash: 789e22b49378888c0bd88392185baddc1061de62635ec8a911dc522575a6467c99f84b07384f88acd5b3859893b624e0
SHA1 hash: 17bfe4ca0915d64dcc4704583db426c00b58516b
MD5 hash: 056cd35fee879720ccf578002b4fcbe8
humanhash: moon-alanine-solar-equal
File name:056cd35fee879720ccf578002b4fcbe8.exe
Download: download sample
Signature AgentTesla
File size:855'040 bytes
First seen:2021-03-19 07:53:53 UTC
Last seen:2021-03-19 09:35:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:ZbyRefvEC3tcBvV5+TosvWXGVw9ksJ/IrRUJX2WiY1:ZbyRefvV3CBvV5+TPWX1ksJAr2JXVi
Threatray 3'338 similar samples on MalwareBazaar
TLSH FC057D1262D06F49F27E5B7990A8551153F1F81AE336FAFC7DA180CE55A2E80C7B07B2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
signed and stamped proforma invoice.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-18 18:20:50 UTC
Tags:
encrypted exploit CVE-2017-11882

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 UDP request
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 very large array initializations
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Moves itself to temp directory
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-03-18 19:19:53 UTC
AV detection:
15 of 27 (55.56%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
2b43013edb5706a946f4e523a1a219b31fe2a7e05c48884c048882b3c1327655
MD5 hash:
b7159eb14fe565d4e233604b629bbd8a
SHA1 hash:
64f82c67e6c7cbc078141162a49bffcee3d9ebb9
SH256 hash:
c5d51b412716cb23b237dfb43f0cbd62191f357ccea814f37394e7d019221fb4
MD5 hash:
056cd35fee879720ccf578002b4fcbe8
SHA1 hash:
17bfe4ca0915d64dcc4704583db426c00b58516b
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.

Web download

AgentTesla

Executable exe c5d51b412716cb23b237dfb43f0cbd62191f357ccea814f37394e7d019221fb4

(this sample)

  
Delivery method
Distributed via web download

Comments