MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3c681d1ff3050ae9bf7c5280bf7f8f3e1b22b5b560ef4ec18225aa541e521b5. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: a3c681d1ff3050ae9bf7c5280bf7f8f3e1b22b5b560ef4ec18225aa541e521b5
SHA3-384 hash: a04a5400d4e6d0909f3d7c02735be3d5a62dd16e207f05d73a4763e571dc9593ef7cbd031d87f975643a06f3b79f16df
SHA1 hash: c8eaa4b22949fadffa8bb1cb3f372e2ae955c5a8
MD5 hash: 8b732eb898b82b55e49702211aa1972e
humanhash: alpha-lamp-india-william
File name:YQfInBo2DDpDfIX.exe
Download: download sample
Signature AgentTesla
File size:484'352 bytes
First seen:2021-04-01 05:45:35 UTC
Last seen:2021-04-01 07:07:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:8g9CUXvGmWMJrMhiHIr27iNNCopAjDVMrR1ila0HSxvw/tDBboUX+1ri4+2dhbMN:8gveqGyJiKjDV+RA6O/tDyIGvaU7uJ
Threatray 3'659 similar samples on MalwareBazaar
TLSH 4EA4F12253886B76E6BE577D0060181033F1F62AD723EA5D7EE841EC4AA2F8147B7717
Reporter cocaman
Tags:AgentTesla DHL exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
100
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
YQfInBo2DDpDfIX.exe
Verdict:
Suspicious activity
Analysis date:
2021-04-01 05:51:09 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
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 potential unpacker
.NET source code contains very large array initializations
Found malware configuration
Machine Learning detection for sample
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 access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-03-31 21:40:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
13 of 29 (44.83%)
Threat level:
  5/5
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
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
d436034270fb2d5380e4fcecc1ee6c821a1701aed96045fa13f597da16be08fb
MD5 hash:
00cbf73d8b9f03417a3a32957ec64ed4
SHA1 hash:
b862eff1cf240a5ad5325fd258892e534484a6e8
SH256 hash:
a3c681d1ff3050ae9bf7c5280bf7f8f3e1b22b5b560ef4ec18225aa541e521b5
MD5 hash:
8b732eb898b82b55e49702211aa1972e
SHA1 hash:
c8eaa4b22949fadffa8bb1cb3f372e2ae955c5a8
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 a3c681d1ff3050ae9bf7c5280bf7f8f3e1b22b5b560ef4ec18225aa541e521b5

(this sample)

Comments