MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f. 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: 7


Intelligence 7 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f
SHA3-384 hash: deecca71468c07b32c19ef54830938cbb163152f9631278f3251e2d2eefa2a991cbe2805cc35f498ee4eed023bd68dd9
SHA1 hash: fc6c73c8c53cb57e49ba3c5886ff15ae389a8827
MD5 hash: e1fe3f51ba6f04a38a0aadd4504c3a46
humanhash: arkansas-spring-six-beer
File name:BL-INVOICE SHIPPING DOCUMENTS.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:687'039 bytes
First seen:2024-03-30 06:27:43 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:YHhim3PGZD5na3jcXJxTl/lYHeAAeWO6RGHo9fynr2xEQODWHFmR3BU7ZY:YkwcXbR/OeAAeKjgnr2xEQ+YFu3i7q
TLSH T195E4335B8AEC6B8BCA437609296698C07B316E53143583A63F387BA5F4110F66512F3F
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla INVOICE Shipping zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Susan Wang-Golden Rock<xinruoliuli89@163.com>" (likely spoofed)
Received: "from 162.245.191.145.static.quadranet.com (unknown [162.245.191.145]) "
Date: "29 Mar 2024 07:33:49 -0700"
Subject: "New contract 23GRPR06, Blanched splits"
Attachment: "BL-INVOICE SHIPPING DOCUMENTS.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
340
Origin country :
CH CH
File Archive Information

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

File name:BL-INVOICE SHIPPING DOCUMENTS.exe
File size:738'816 bytes
SHA256 hash: ee82a7d799150b129c7e27b8328e987cabf5de9d204b7e028ae2849d92672e20
MD5 hash: e12732b1388792e2376b5ceff0813ce1
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/6607b0f315f64ac5034db87d/reports/6292548c-5e92-4e71-8916-d521ab2bedf9/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f
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/577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-03-29 11:24:57 UTC
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=k57gpbwpy7tc6gw2ozboahj542cgjfhol6kkwmw4qwn3h63izy7q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240330-hzc2gaag31/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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:
1.00
Link:
https://yomi.yoroi.company/submissions/577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f

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: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

zip 577e6786cfc7e62f1ada7642e01d3de6846494ee5f94ab32dc859bb3fb68ce3f

(this sample)

AgentTesla

Executable exe ee82a7d799150b129c7e27b8328e987cabf5de9d204b7e028ae2849d92672e20

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 ee82a7d799150b129c7e27b8328e987cabf5de9d204b7e028ae2849d92672e20
  
Dropping
AgentTesla

Comments