MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c
SHA3-384 hash: 4732ed08351a7cb7ef32592ea9e9efb9c38cdb5d91b76f5ff9c1ba75eaab997cdf6a93ac5da0ca702a2ec2cda142bad7
SHA1 hash: 7e0f6c630682cf0c9c7f93fb49f7e30fa23dc372
MD5 hash: 70ab2f45bd20e6726a609a63f72baa0c
humanhash: pizza-apart-triple-solar
File name:RFQ-SIS190523CS.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:736'924 bytes
First seen:2023-06-13 09:10:53 UTC
Last seen:2023-06-14 07:23:48 UTC
File type: zip
MIME type:application/zip
ssdeep 12288:aSF+mU8iV7uKslMRpOTnjD7+ZQ0Bkmf/lr7xNOS8aCFk7KeWRZ51f:aSMmU8LCRpOTj3+Z7ymf9TtE+eeWbf
TLSH T1E9F433CE330D0C375902EE83A5CDA87149C5C4AB632EB048D94B5DB5EA43AFA54376F9
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla QUOTATION RFQ zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Truc Lang <truclang@saigonservice.vn>" (likely spoofed)
Received: "from saigonservice.vn (unknown [185.225.74.148]) "
Date: "13 Jun 2023 12:29:29 +0200"
Subject: "Request for Quotation"
Attachment: "RFQ-SIS190523CS.zip"

Intelligence

File Origin
# of uploads :
3
# of downloads :
113
Origin country :
CH CH
File Archive Information

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

File name:RFQ-SIS190523CS.exe
File size:823'296 bytes
SHA256 hash: 7a6f40daaf68b8a573b92508dee4d90e8236b9cccd80af1e1d9e7702f4b29c07
MD5 hash: aae34cf25eb1f998fedca0c094d26713
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2098.25977.1206.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/648832a7c6414862d206d521/reports/875ec287-500c-40ce-8629-9611d86757df/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c
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/c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-06-13 08:09:34 UTC
File Type:
Binary (Archive)
Extracted files:
13
AV detection:
20 of 37 (54.05%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zaqo4xdt7mpx3oiyiurdrr57qbtdgwdvzlh4cxlyq6ierxh3ikga._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230613-l3yn5agb9s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
0.91
Link:
https://yomi.yoroi.company/submissions/c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c

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: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: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 c820ee5c73fb1f7db918452238c7bf8066335875cacfc15d78879048dcfb428c

(this sample)

AgentTesla

Executable exe 7a6f40daaf68b8a573b92508dee4d90e8236b9cccd80af1e1d9e7702f4b29c07

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 7a6f40daaf68b8a573b92508dee4d90e8236b9cccd80af1e1d9e7702f4b29c07
  
Dropping
AgentTesla
  
Dropping
MD5 aae34cf25eb1f998fedca0c094d26713

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