MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad
SHA3-384 hash: 4b8f2f93f9cf1d50cd5268cc1ea7e5879e51b485dd8b061ee5ca2eeea4040eae53b01ab57f48f27d0082be8a796d0927
SHA1 hash: 551aabc1d883a563d9addb072d218e03f4e757b2
MD5 hash: 4a4d706c0200b1781969980ee017e5c3
humanhash: salami-double-blossom-carolina
File name:PO23032517.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:299'040 bytes
First seen:2023-04-20 11:49:23 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 6144:l14WaCm3Fr6FYWGzURlaBLebZtDIIiPmUzn78BCeUi8KP:oWsZIYB4RYBL8ZtD5iPPzoCvi7
TLSH T11E54230DC3F54FF9A084BDA727C0ACAD7EFA6915871C00D1584E6CAF969B7A05680E73
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla zip


Avatar
cocaman
Malicious email (T1566.001)
From: "msomer@transworldimports.com" (likely spoofed)
Received: "from hosted-by.rootlayer.net (unknown [185.222.58.113]) "
Date: "20 Apr 2023 11:00:56 +0200"
Subject: "Order 274791085"
Attachment: "PO23032517.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
766
Origin country :
CH CH
File Archive Information

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

File name:PO23032517.exe
File size:313'042 bytes
SHA256 hash: 35b2e419aac0f4b99c12bc54c7e80f095184accbbc528833e881cf5e834c58e4
MD5 hash: 16237d2147dc3200d2e4b4916052ea25
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_fs1137.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo nemesis overlay packed remcos shell32.dll
Link:
https://www.filescan.io/uploads/644126ec26946732737007d1/reports/38db71be-bf67-460c-89bc-bf33bad9c1cf/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad
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/5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-04-20 11:49:27 UTC
File Type:
Binary (Archive)
Extracted files:
5
AV detection:
15 of 24 (62.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=looesc3wgdl2xblfegbzv5g2yn4q7lawzfvcox4peylajvgsggwq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230420-n7fp8abf9w/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
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/5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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

zip 5b9c490b7630d7ab856521839af4dac3790fac16c96a275f8f261604d4d231ad

(this sample)

AgentTesla

Executable exe 35b2e419aac0f4b99c12bc54c7e80f095184accbbc528833e881cf5e834c58e4

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 35b2e419aac0f4b99c12bc54c7e80f095184accbbc528833e881cf5e834c58e4
  
Dropping
MD5 16237d2147dc3200d2e4b4916052ea25

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