MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 15300e819795abf13183ca240911b06ac05244ed6eedb74bbc09e20f9f0d6a3b. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 15300e819795abf13183ca240911b06ac05244ed6eedb74bbc09e20f9f0d6a3b
SHA3-384 hash: 3fd8fad3cc52840834150c0954e65c62ae1644134fa0d3b8f450d24a061baaf9169eaa31e0a407f3d36e920d3cd997b1
SHA1 hash: 90c3a8736cf4dc4d066a35720d1ddcd0878fb34e
MD5 hash: 0ca5a59984f58c81b0eda68bc300b6f2
humanhash: west-north-fillet-nine
File name:RFQ 11054.PDF.z
Download: download sample
Signature AgentTesla
Create hunting rule
File size:296'294 bytes
First seen:2023-06-14 07:29:11 UTC
Last seen:2023-06-14 08:04:41 UTC
File type: z
MIME type:application/x-rar
ssdeep 6144:UNLOLsv0KhjNRgpZqMuHLabZprN4SIBZByD3vcD9QtdyIbbA:cLx0KhjXuZuanyT+DknYA
TLSH T1B35423F71AAEE8855CF45BF41215C350C8582493BD3FD92942A4B3D8AE24BF7298FB11
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla QUOTATION RFQ z


Avatar
cocaman
Malicious email (T1566.001)
From: "=?UTF-8?B?UmF0bmEgRmFyZGlsbGEgRGHigJllZQ==?= <ratna@terraenergy.com.my>" (likely spoofed)
Received: "from terraenergy.com.my (unknown [109.237.98.164]) "
Date: "13 Jun 2023 20:29:19 -0700"
Subject: "RFQ 11054 REQUEST FOR QUOTATION - [HIGH PRIORITY]"
Attachment: "RFQ 11054.PDF.z"

Intelligence

File Origin
# of uploads :
2
# of downloads :
54
Origin country :
CH CH
File Archive Information

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

File name:RFQ 11054.exe
File size:339'296 bytes
SHA256 hash: 6631aace38dd7550a1a18350a43606bc2eb26380cc99fd6acafdf75f226498bb
MD5 hash: 91697062207628ac69072dfa42c0b59d
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
guloader lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/64896c7b42386ee977f41ad4/reports/78552b10-5b10-472e-ad67-a91b1add5120/overview
Verdict:
Malicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/15300e819795abf13183ca240911b06ac05244ed6eedb74bbc09e20f9f0d6a3b
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/15300e819795abf13183ca240911b06ac05244ed6eedb74bbc09e20f9f0d6a3b/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-06-13 11:56:21 UTC
File Type:
Binary (Archive)
Extracted files:
4
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cuya5amxswv7cmmdzisasenqnlaferhnn3w3os54bhra7hynni5q._file
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/15300e819795abf13183ca240911b06ac05244ed6eedb74bbc09e20f9f0d6a3b

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

z 15300e819795abf13183ca240911b06ac05244ed6eedb74bbc09e20f9f0d6a3b

(this sample)

AgentTesla

Executable exe 6631aace38dd7550a1a18350a43606bc2eb26380cc99fd6acafdf75f226498bb

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 6631aace38dd7550a1a18350a43606bc2eb26380cc99fd6acafdf75f226498bb
  
Dropping
AgentTesla
  
Dropping
MD5 91697062207628ac69072dfa42c0b59d

Comments