MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6f9bcef8505298963820ffbc240d87db1674d1fdf1165d93728480025970dc2f. 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 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6f9bcef8505298963820ffbc240d87db1674d1fdf1165d93728480025970dc2f
SHA3-384 hash: c0b19a60da91cbc5864934827d7f35a6852d53437f69fa07b253d575e185072b31730e8e4945b7a9af1a09e29c3b76b1
SHA1 hash: 8e272f3a8bcbf9102d57671ae032212d097dc6d5
MD5 hash: 5e178645f7fd1e2c191d6adeb89672b4
humanhash: solar-cup-island-pennsylvania
File name:INVOICE #901825.tar.001
Download: download sample
Signature AgentTesla
Create hunting rule
File size:634'880 bytes
First seen:2023-11-21 07:53:31 UTC
Last seen:Never
File type: tar
MIME type:application/x-tar
ssdeep 12288:KZT2DuNaUYfpFez1baF9+z9IwJuSSD2EjedGyYi2+ija4K:KeyaUm3Om/+z6wJAD2EUG/i8y
TLSH T19AD4222D5B849779CFFE57B54458B1340376A982998BEB192FCCA1984C737BC8AD030A
TrID 62.9% (.TAR/GTAR) TAR - Tape ARchive (GNU) (17/3)
37.0% (.TAR) TAR - Tape ARchive (file) (10/3)
Reporter cocaman
Tags:001 AgentTesla INVOICE payment tar


Avatar
cocaman
Malicious email (T1566.001)
From: ""Sari Choen" <accounts@vrajmangal.com>" (likely spoofed)
Received: "from vrajmangal.com (unknown [91.92.241.3]) "
Date: "20 Nov 2023 20:40:08 -0800"
Subject: "RE: Re: Overdue payment to Telsys - R E S E N D !!! U R G E N T !!!"
Attachment: "INVOICE #901825.tar.001"

Intelligence

File Origin
# of uploads :
1
# of downloads :
106
Origin country :
CH CH
File Archive Information

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

File name:INVOICE #901825.exe
File size:633'344 bytes
SHA256 hash: 9406da296eb45abaa0d3136b253f3937dc841563eff61f016df647cbe4e75dc1
MD5 hash: fa8df6894b527e2b1bf623ba65bba434
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.3980.25301.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/655c621a572de6e10cb0d126/reports/bce53aa3-e84a-4526-a16f-ad528e63ed06/overview
Verdict:
Malicious
Labled as:
Mal/DrodTar
Link:
https://www.hybrid-analysis.com/sample/6f9bcef8505298963820ffbc240d87db1674d1fdf1165d93728480025970dc2f
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/6f9bcef8505298963820ffbc240d87db1674d1fdf1165d93728480025970dc2f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-21 03:33:09 UTC
File Type:
Binary (Archive)
Extracted files:
7
AV detection:
17 of 37 (45.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n6n456cqkkmjmoba766cidmh3mlhjup56elf3e3sqsaaewlq3qxq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231121-jspx5ada87/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
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/6f9bcef8505298963820ffbc240d87db1674d1fdf1165d93728480025970dc2f

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: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: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: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

tar 6f9bcef8505298963820ffbc240d87db1674d1fdf1165d93728480025970dc2f

(this sample)

AgentTesla

Executable exe 9406da296eb45abaa0d3136b253f3937dc841563eff61f016df647cbe4e75dc1

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 9406da296eb45abaa0d3136b253f3937dc841563eff61f016df647cbe4e75dc1
  
Dropping
MD5 fa8df6894b527e2b1bf623ba65bba434

Comments