MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38083f72bb53d42e0b5c1b12bad8916872e0dd00a30ccd5b900e28481ba5c47d. 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 2 File information Comments

SHA256 hash: 38083f72bb53d42e0b5c1b12bad8916872e0dd00a30ccd5b900e28481ba5c47d
SHA3-384 hash: 0e899833e5a9ab15ab1de0d1f13202ff5bc811b93c0385bee32718fe3079f9077f2f82f7063101f32eec8a3966b4a4e8
SHA1 hash: 73a81ac136613a7c0290e2ab5572f7b815f7c416
MD5 hash: 31b290da9304ac91d1f7c2dd10ec379c
humanhash: kansas-sierra-lamp-wolfram
File name:723J55eZAL5HfMh.exe
Download: download sample
Signature AgentTesla
File size:1'103'872 bytes
First seen:2022-03-28 05:48:35 UTC
Last seen:2022-03-28 06:53:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 24576:b8w5pBAvEdOjKNuT3FVM/esTIjjlzT1PMWCls:35bSOubFqmjjjPMWCu
Threatray 13'835 similar samples on MalwareBazaar
TLSH T1E535229137A9C396EABC9BB54032446047B5B9BEB4B0D60C7E8CF1CE6A32B11C215677
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
206
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware obfuscated 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
Detection:
malicious
Classification:
troj.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
Malicious sample detected (through community Yara rule)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-03-26 16:07:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
22 of 41 (53.66%)
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
Program crash
Suspicious use of SetThreadContext
AgentTesla
Unpacked files
SH256 hash:
dc5c057b0ee1eb079cf189762aac69f0d86338ea18795dc4fbf7ed9b5a45c2eb
MD5 hash:
4103ed94f4747b30e166cf3c25416f47
SHA1 hash:
d553a67056e94f60d621ca42dcecd6d93f9ef1ad
SH256 hash:
325da1b107d220f5f9dda6d89489a200c8c59ebe09e971ac1f5e81b175ee7397
MD5 hash:
81ebe03debda3488bb74ef0f88ebf396
SHA1 hash:
6940bbeede6925e1bfdf24bf0a31eb3436007299
SH256 hash:
f1a84f954f0808ff6150b56f5127f6d3bfb69614aa4a4f21056db4eb2212b037
MD5 hash:
0b5923ea12336a99d3a367455c99ad36
SHA1 hash:
23dc8cd16df39fd6b0b10def76881ad4ce66823b
SH256 hash:
b5f04259d1bbb1c9d144947ad21d5dc71f882da8ae8823a1217bb581ed1251d5
MD5 hash:
4f7387733cd7455f63eb30ae3120e518
SHA1 hash:
05289621ecf291cf3714bfba2f877edf2a45cac7
SH256 hash:
38083f72bb53d42e0b5c1b12bad8916872e0dd00a30ccd5b900e28481ba5c47d
MD5 hash:
31b290da9304ac91d1f7c2dd10ec379c
SHA1 hash:
73a81ac136613a7c0290e2ab5572f7b815f7c416
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: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 38083f72bb53d42e0b5c1b12bad8916872e0dd00a30ccd5b900e28481ba5c47d

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments