MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38ca9ff2307ce3b790449315ee0ce3cfbecef95019a5cca0e99cde1f4f55a7c2. 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: 5


Intelligence 5 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 38ca9ff2307ce3b790449315ee0ce3cfbecef95019a5cca0e99cde1f4f55a7c2
SHA3-384 hash: 69f8daa1a18ab0bbeafe1b999e9364aeb355d827ebe7f874c41b6e684cb8eb460cfc1357bc3efbe139d2d93e41f611bb
SHA1 hash: e4dc55bda469383e93225a6f517f94d8e2e0f553
MD5 hash: ada1c216ae056e326f229967833cf4dc
humanhash: may-nineteen-arkansas-snake
File name:invoice#20221002____________________________________________________________________________________________________________________________________.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:10'114 bytes
First seen:2022-10-03 06:51:00 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 192:t5dIffQXln6KCEvBeJON4b5aIfCoU/GBnI1iyP7ZA2oOVc4y:C3+ln6Mv4ON4EIfCLGBnIoKa2o+S
TLSH T16322AF5AA58B4016EA24397CE5A3651CE3987767C326FBC6161E1D6ACAA4800FDE1035
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla INVOICE zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Seong Jun Kim <seongjun.kim@stxhi.com>" (likely spoofed)
Received: "from stxhi.com (unknown [107.152.191.65]) "
Date: "2 Oct 2022 13:07:31 -0700"
Subject: "Re: Revised Proforma"
Attachment: "invoice#20221002____________________________________________________________________________________________________________________________________.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
151
Origin country :
n/a
File Archive Information

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

File name:invoice#20221002____________________________________________________________________________________________________________________________________.exe
File size:18'432 bytes
SHA256 hash: 86b7ec267f285d43d22ec3695509320d65482b985e1aca941213088fb0925980
MD5 hash: 7afa2f4be1635ca9af331d33f79419e2
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_hidden.UNOFFICIAL
Create hunting rule

Gathering data
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/38ca9ff2307ce3b790449315ee0ce3cfbecef95019a5cca0e99cde1f4f55a7c2
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/38ca9ff2307ce3b790449315ee0ce3cfbecef95019a5cca0e99cde1f4f55a7c2/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-10-02 19:34:12 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hdfj74rqptr3pecesmk64dhdz67m56kqdgs4zihjttpb6t2vu7ba._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/221003-hmgtwsdfbq/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
Accesses Microsoft Outlook profiles
Adds Run key to start application
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:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/38ca9ff2307ce3b790449315ee0ce3cfbecef95019a5cca0e99cde1f4f55a7c2

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: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 38ca9ff2307ce3b790449315ee0ce3cfbecef95019a5cca0e99cde1f4f55a7c2

(this sample)

AgentTesla

Executable exe 86b7ec267f285d43d22ec3695509320d65482b985e1aca941213088fb0925980

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 86b7ec267f285d43d22ec3695509320d65482b985e1aca941213088fb0925980
  
Dropping
MD5 7afa2f4be1635ca9af331d33f79419e2

Comments