MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb9f48fe7b24ee1d6bdb487bcecba20ebf6d5b36371726d889b997c0b34a6dbd. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb9f48fe7b24ee1d6bdb487bcecba20ebf6d5b36371726d889b997c0b34a6dbd
SHA3-384 hash: dfa8a5c0948246fdc2d3c6aa009595261a0b785aacc7228078307a8767cfe8259a99fca093accc1cc7a9b897cad007c7
SHA1 hash: 2d7c1a38fddcab5156e4c6f5eed514b1d1d54ce2
MD5 hash: c1b814fb5484f3b6e602843048f60842
humanhash: emma-colorado-idaho-foxtrot
File name:RFxOFFER 373721.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'121'792 bytes
First seen:2021-05-25 06:18:53 UTC
Last seen:2021-05-25 07:07:08 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 12288:RJVuoV/ZISXy4F8pCh4CrlbkJUQJzntsB989KWNDBOIW5DvhzmsV:RJV/ZlOpCJl4J1t6ODQIW59zm
Threatray 5'222 similar samples on MalwareBazaar
TLSH 2C35E31CA119A231F4A8C13549D3B227ED18DB336020AD55AAF7174F2F37EC1BB4A5AD
Reporter lowmal3
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/161634/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.760.32247.2004.UNOFFICIAL
Create hunting rule

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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/792076
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bb9f48fe7b24ee1d6bdb487bcecba20ebf6d5b36371726d889b997c0b34a6dbd/
Threat name:
ByteCode-MSIL.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-05-25 06:19:08 UTC
AV detection:
13 of 47 (27.66%)
Threat level:
  1/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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77ba3f530e9151875120dd9bd74926ce467d38dad3508e396b3ce7178c7f2e89
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8e0c15193230aaf062e9961323dbee752ea40383013b6533796bb162edf1e3cb
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adc50d637d48a25c809ee9e8ee791830d978d45f6cf781b917b8d88788363311
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d69273b03a77f48d73a63e9e77348c08d46ff973a69a84fbd8b5fee7de2198a3
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ed10ea23fcc2f87a004831c81e0e820494ec2312468c3ebcacd8feafc79b29b0
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fca23df949c7e10b76b320bdd3b2d3179855ecde575abad628caf4aeb647d3f7
AgentTesla
+ 5'212 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210525-hndnzrzqva/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bb9f48fe7b24ee1d6bdb487bcecba20ebf6d5b36371726d889b997c0b34a6dbd

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 bb9f48fe7b24ee1d6bdb487bcecba20ebf6d5b36371726d889b997c0b34a6dbd

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/161634/

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