MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c0f37afa1a5f4a48d7f96c1be01fc0478a4f130f18ce931f6950156f61db7c23. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: c0f37afa1a5f4a48d7f96c1be01fc0478a4f130f18ce931f6950156f61db7c23
SHA3-384 hash: 1c632edab36ff413f7f84ef6158db86888e65cd5fa68441b06c0b61404b38418578f99ed70faf31370c52f148ba495ad
SHA1 hash: ba9597c6732ed2e3697aae30f0578d4a3eab3059
MD5 hash: 5a97bbb61c08db2a6ccad62eb7456a78
humanhash: white-carolina-march-oranges
File name:0003267Document.exe
Download: download sample
Signature AgentTesla
File size:787'968 bytes
First seen:2020-07-30 05:16:01 UTC
Last seen:2020-07-30 05:56:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9049d2d9e4b4ee0c20616207952aadc3 (6 x AgentTesla, 2 x NanoCore, 2 x Loki)
ssdeep 12288:3mHWniVDj9UfMWyW3P5eizRP6wP1HUzCERbT/oD5HVTwtqF8:3liPUEY5ei97FU/broDnwqe
Threatray 11'798 similar samples on MalwareBazaar
TLSH 6EF49D32A2D00937D167173CDC0B57A4A83EBE102B2B5A476BE51DC85F39681F53E2A7
Reporter cocaman
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.DataStealer
Status:
Malicious
First seen:
2020-07-30 05:17:06 UTC
File Type:
PE (Exe)
Extracted files:
42
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
upx spyware
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads user/profile data of web browsers
Reads user/profile data of local email clients
UPX packed file
UPX packed file
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:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe c0f37afa1a5f4a48d7f96c1be01fc0478a4f130f18ce931f6950156f61db7c23

(this sample)

Comments