MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 657efa6cf52f1ee1f950003e31ba8933dc93ea80900745f29d49a3010c09ebec. 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


Matiex


Vendor detections: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 657efa6cf52f1ee1f950003e31ba8933dc93ea80900745f29d49a3010c09ebec
SHA3-384 hash: e9523be10ef7c500f58f8b613cf39962214eeb045ddea74968646ce3b989743036c2db582a6bd3b47a35d0780138caec
SHA1 hash: 421383161152a220a642262549d0944480f0654e
MD5 hash: 351ef392f9a21da0002fc523e436089a
humanhash: oscar-oranges-angel-lactose
File name:Midal_MT103 Swift_#007893421.exe
Download: download sample
Signature Matiex
Create hunting rule
File size:967'952 bytes
First seen:2020-10-15 10:35:27 UTC
Last seen:2020-10-15 12:15:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:T2uLH8bZis/zCuQkaYYGIwS9eSsRUmNC9UqMw:zHSis/z4AtIwEeSsRU57Mw
Threatray 42 similar samples on MalwareBazaar
TLSH AE256986E2C77D2DDE78C6721A128E652FF03EBA0470D6185DC07ECBC6913966716C8E
Reporter abuse_ch
Tags:exe Matiex


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: jax4mhfb03.myregisteredsite.com
Sending IP: 64.69.218.96
From: orders <orders@echoproducts.com>
Reply-To: orders <orders@echoproducts.com>
Subject: Fwd: Midal_MT103 Swift Payment Confirmation #00789342
Attachment: Midal_MT103 Swift_007893421.img (contains "Midal_MT103 Swift_#007893421.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/71242/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader35.539.20654.21236.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Launching the default Windows debugger (dwwin.exe)
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a window
Reading critical registry keys
Enabling autorun with the shell\open\command registry branches
Setting a global event handler for the keyboard
Result
Threat name:
Matiex
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/492116
Signature
Antivirus / Scanner detection for submitted sample
Binary contains a suspicious time stamp
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses the Telegram API (likely for C&C communication)
Yara detected Matiex Keylogger
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/657efa6cf52f1ee1f950003e31ba8933dc93ea80900745f29d49a3010c09ebec/
Threat name:
ByteCode-MSIL.Hacktool.Mimikatz
Create hunting rule
Status:
Malicious
First seen:
2020-10-14 10:53:39 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mv7pu3hvf4pod6kqaa7ddoujgpojh2uasadul4u5jgrqcdaj5pwa._file
Verdict:
unknown
Similar samples:
4a09bedcd448deaaaff205dabbc19a34f5b47a9714ac85a5a827c0aabeb2db7f
Matiex
4ef4b992bece8ea1963a7cfb7eb66970890c65f13ecb6cad17097bc364a4e0d0
Matiex
512b2f1f4b659930900abcc8f51d175e88c81b0641b7450a6618b77848fa3b40
Matiex
6dbd3f42bf990db55372e1e01a3ddb4dbbdf3051fa01492bca882dbc023bb71a
Matiex
6fa3091f305d9f040aca294e296e92c3590ce397bbf650ee9f26e3bc744d1f6a
Matiex
7a86f1fa947ada93a5a8ecf5824ce2034152e50ba8b53fe6904fd10c62e88adf
Matiex
8204a720bdcb3db0b4241f2331dff32ec003476a6072df452388323f91912022
Matiex
c20854beeb11adc316f75f01b88cbb0ee65111accea0a199e14d2a03308a006e
Matiex
e9fe333b16d9d8f92248691f466ff758562fe434e801be39834023f4492103e3
Matiex
f7c8cbe0001970e2d04206389e637df25bbded7928fefae62ba910efb216bd2c
Matiex
+ 32 additional samples on MalwareBazaar
Result
Malware family:
matiex
Create hunting rule
Score:
  10/10
Tags:
spyware stealer keylogger family:matiex
Link:
https://tria.ge/reports/201015-ve1zaqsv4j/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies registry class
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Matiex
Matiex Main Payload
Unpacked files
SH256 hash:
657efa6cf52f1ee1f950003e31ba8933dc93ea80900745f29d49a3010c09ebec
MD5 hash:
351ef392f9a21da0002fc523e436089a
SHA1 hash:
421383161152a220a642262549d0944480f0654e
Link:
https://www.unpac.me/results/e9fe65c7-3a6e-45b9-aa91-8234682cb58c/
SH256 hash:
c1667fa6f6d37044c403c17010f36efc7e08d47ac2fb36a36b3c7e700eb97d81
MD5 hash:
eebb807f8a5a2d47c89648e4fb907f89
SHA1 hash:
35e8cbe02f0ce21492333604056e15bdbc923227
Link:
https://www.unpac.me/results/e9fe65c7-3a6e-45b9-aa91-8234682cb58c/
SH256 hash:
95a956fa76cab365cd1b2bdef177da5f4efd1eee553e88d77188644c9f2fd032
MD5 hash:
d3494873c05b9a576195008c493edd2c
SHA1 hash:
60fc29b28360d06402cb972c41e95fc6391e514f
Link:
https://www.unpac.me/results/e9fe65c7-3a6e-45b9-aa91-8234682cb58c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/657efa6cf52f1ee1f950003e31ba8933dc93ea80900745f29d49a3010c09ebec

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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:win_matiex_keylogger_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects the Matiex Keylogger

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Matiex

img 9857ec3dabbd00c91463b3c16e08efaf7e5f96602b7fc81b45c674dc79574b8a

Matiex

Executable exe 657efa6cf52f1ee1f950003e31ba8933dc93ea80900745f29d49a3010c09ebec

(this sample)

  
Dropped by
MD5 dabd4a359c17dc1de967665cfcda127a
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/71242/
  
Dropped by
SHA256 9857ec3dabbd00c91463b3c16e08efaf7e5f96602b7fc81b45c674dc79574b8a

Comments