MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c4dda23700346f414a8a8a4993bf7d26afa50a4f3a045808f507078041f61bb. 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: 8


Intelligence 8 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c4dda23700346f414a8a8a4993bf7d26afa50a4f3a045808f507078041f61bb
SHA3-384 hash: 7e7d3340e0d33b0249b7806b5bbac2aed41fb0a63ba0cdecf8b5f70f5383a103e064dcb92f00ca158742e731fd94b461
SHA1 hash: ad63a2eb9b5566f9648da35cdea0b5c831c9df4b
MD5 hash: c4de2cf29db8a02653a697b5bbabfebf
humanhash: wolfram-earth-west-black
File name:UPDATED SOA PDF.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:661'649 bytes
First seen:2024-04-17 09:12:37 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:dXs/7DDFyF1G4qkiU/biCsac/9GcOxtQF6x+GYIoXZ0UYgHqwjEdxucM:dXs38PFDiUmr9GcOxNx2DX3YgHqwixfM
TLSH T1B7E4234D63C341F8A2F738BED542E04E2315FDD15CBC728A6297EFB80992575868FA24
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla rar


Avatar
cocaman
Malicious email (T1566.001)
From: "sales-6 <sales-6@illinois-tw.com>" (likely spoofed)
Received: "from hosted-by.rootlayer.net (unknown [185.222.58.228]) "
Date: "17 Apr 2024 04:29:26 +0200"
Subject: "UPDATED SOA"
Attachment: "UPDATED SOA PDF.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:UPDATED SOA PDF.exe
File size:705'024 bytes
SHA256 hash: 40bb8b7b9fec345f4aa54b05cc02fa42b404b9de341e07f7c6d7a0c1a1d801ff
MD5 hash: 9ecea7ad4e7e70e51a106920267d20ce
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/661f929fc5dabc22b2014901/reports/73ec09fe-5578-4bdb-9d0d-81e11d09f69a/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/8c4dda23700346f414a8a8a4993bf7d26afa50a4f3a045808f507078041f61bb
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8c4dda23700346f414a8a8a4993bf7d26afa50a4f3a045808f507078041f61bb/
Threat name:
ByteCode-MSIL.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2024-04-17 04:28:25 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rrg5ui3qandpiffivcsjso7x2jvpuufe6oqelaepkbyhqba7mg5q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240417-lpcvhacg7v/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/8c4dda23700346f414a8a8a4993bf7d26afa50a4f3a045808f507078041f61bb

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Create hunting rule
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Generic_Threat_9f4a80b2
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla
Rule name:win_agent_tesla_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

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

Malspam

AgentTesla

rar 8c4dda23700346f414a8a8a4993bf7d26afa50a4f3a045808f507078041f61bb

(this sample)

AgentTesla

Executable exe 40bb8b7b9fec345f4aa54b05cc02fa42b404b9de341e07f7c6d7a0c1a1d801ff

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 40bb8b7b9fec345f4aa54b05cc02fa42b404b9de341e07f7c6d7a0c1a1d801ff
  
Dropping
AgentTesla
  
Dropping
MD5 9ecea7ad4e7e70e51a106920267d20ce

Comments