MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc15dc3f5b700bba2bfded2b64ce332f88ba4c95d7d543e2d7ad2447ed789f37. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc15dc3f5b700bba2bfded2b64ce332f88ba4c95d7d543e2d7ad2447ed789f37
SHA3-384 hash: a72135a1c9cfe085a669cf99fc301d71702c2455ac9987679d582298fc796361451b7840adb91c9d685f79273459dd88
SHA1 hash: 672a9b5aa14f8b1e4ece0449e68f2655ad6f9b0f
MD5 hash: bb3cb449d678f2291b44291b0d6793a1
humanhash: spaghetti-oranges-fix-ceiling
File name:bb3cb449d678f2291b44291b0d6793a1.exe
Download: download sample
Signature Matiex
Create hunting rule
File size:846'336 bytes
First seen:2021-09-10 19:16:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:QgLpXk+b6umJBDAJeqtgR8Dww1HxOBKp:QgLfqBDAfgRsx1R
Threatray 99 similar samples on MalwareBazaar
TLSH T10D05AD107BFC8E25E6EF2B38E074590497F9F817A6BAD78E5804F5AA1C9374189113B3
dhash icon 9e656565e5a5a585 (2 x AveMariaRAT, 2 x Matiex)
Reporter abuse_ch
Tags:exe Matiex

Intelligence

File Origin
# of uploads :
1
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bb3cb449d678f2291b44291b0d6793a1.exe
Verdict:
Malicious activity
Analysis date:
2021-09-10 19:17:24 UTC
Tags:
evasion trojan snakekeylogger keylogger
Link:
https://app.any.run/tasks/c69881f5-a11f-48e0-a22c-e2daa30a92d8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/186961/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
DNS request
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Enabling the 'hidden' option for files in the %temp% directory
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Creating a window
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Malware family:
Quasar RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7c627cb3-f652-4a60-9393-ca6d85b1153a
Result
Threat name:
Matiex
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/848997
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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)
Writes to foreign memory regions
Yara detected Beds Obfuscator
Yara detected Matiex Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 481428 Sample: o1aMDIMNPr.exe Startdate: 10/09/2021 Architecture: WINDOWS Score: 100 38 google.com 2->38 54 Found malware configuration 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 Yara detected Telegram RAT 2->58 60 4 other signatures 2->60 8 o1aMDIMNPr.exe 6 2->8         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\o1aMDIMNPr.exe, PE32 8->32 dropped 34 C:\Users\...\o1aMDIMNPr.exe:Zone.Identifier, ASCII 8->34 dropped 36 C:\Users\user\AppData\...\o1aMDIMNPr.exe.log, ASCII 8->36 dropped 62 Writes to foreign memory regions 8->62 64 Injects a PE file into a foreign processes 8->64 12 o1aMDIMNPr.exe 8->12         started        16 o1aMDIMNPr.exe 8->16         started        18 powershell.exe 18 8->18         started        20 4 other processes 8->20 signatures6 process7 dnsIp8 40 checkip.dyndns.org 12->40 42 smtp.mail.de 62.201.172.21, 49811, 587 IPHHIPHHInternetPortHamburgGmbHDE Germany 12->42 50 2 other IPs or domains 12->50 66 Tries to steal Mail credentials (via file access) 12->66 68 Tries to harvest and steal browser information (history, passwords, etc) 12->68 70 May check the online IP address of the machine 16->70 72 Machine Learning detection for dropped file 16->72 44 google.com 18->44 22 conhost.exe 18->22         started        46 192.168.2.1 unknown unknown 20->46 48 google.com 20->48 52 3 other IPs or domains 20->52 24 conhost.exe 20->24         started        26 conhost.exe 20->26         started        28 conhost.exe 20->28         started        30 conhost.exe 20->30         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc15dc3f5b700bba2bfded2b64ce332f88ba4c95d7d543e2d7ad2447ed789f37/
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2021-09-10 19:17:09 UTC
AV detection:
10 of 28 (35.71%)
Threat level:
  5/5
Verdict:
unknown
Similar samples:
295962c0e6b38d7e1cde167e3c8479ab2332ab5c136076c3e537316283f28007
Matiex
546b14e45dad5ac436d7c928dc8e325082eacf2bd329a6f21648f37a37fe507d
Matiex
62dc9a9e902b11b0b7d081ec0ce5e8f60605d244a9abfcd03ef464f0058100ca
Matiex
8d66edd777191f1972fee3bbd11950bca3af608a2e3f3392c4c778a1ab991ec3
Matiex
8e1744ef99e2d9e8aa9447dd7495ea10c66c50d03125eda0574c1e29c71237ff
Matiex
a75a498d8ec7bf58a12c07fac6ad98c5581a422cca03fa3ca87b01677f37247e
Matiex
d19dc1aef457a11c415d41b9bec1f6e7679b20aacc6771f789c66701be2d9a10
Matiex
d6882af91695b65b4113b5e072e39d7c1f1121d4984202c6c0063c3ebaea7fac
Matiex
e6caab24402f364bef57cd70a56650b7d657d3098e63361de7ddef5539199a66
Matiex
e95d8b2d7c80f9b47d7c3fb368256962c357404e85f45701a473b6354ca18133
Matiex
+ 89 additional samples on MalwareBazaar
Result
Malware family:
matiex
Create hunting rule
Score:
  10/10
Tags:
family:matiex keylogger spyware stealer
Link:
https://tria.ge/reports/210910-xzc4ssaee3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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:
770a3b4baa7d0a4519f862c3745eee22a81a72cedce088017434ecd7bcd3f232
MD5 hash:
39420260151c78e167227aea42096831
SHA1 hash:
f8b365220c5b68995a9039c4b4a66ae9094b312d
Link:
https://www.unpac.me/results/c5aea898-086c-4afc-831b-2f71d71c012a/
SH256 hash:
fe72304b91cfc1615021b5e590d759689aee8cc2abc49023625df6959ac5c2a4
MD5 hash:
631e213521f4657f24fb646f9edcc261
SHA1 hash:
5e9435e0eaa4d5aa9565f6d0df1b114579db5074
Link:
https://www.unpac.me/results/c5aea898-086c-4afc-831b-2f71d71c012a/
SH256 hash:
47db4be3e09f55fffe8211b7c38abea7eab92bcce49e48ece4400bd133318645
MD5 hash:
b1514e8fe649a589428a63d61611156e
SHA1 hash:
54541f9cd9ab44d680877146b6106d9255b4486d
Link:
https://www.unpac.me/results/c5aea898-086c-4afc-831b-2f71d71c012a/
SH256 hash:
c1667fa6f6d37044c403c17010f36efc7e08d47ac2fb36a36b3c7e700eb97d81
MD5 hash:
eebb807f8a5a2d47c89648e4fb907f89
SHA1 hash:
35e8cbe02f0ce21492333604056e15bdbc923227
Link:
https://www.unpac.me/results/c5aea898-086c-4afc-831b-2f71d71c012a/
SH256 hash:
bc15dc3f5b700bba2bfded2b64ce332f88ba4c95d7d543e2d7ad2447ed789f37
MD5 hash:
bb3cb449d678f2291b44291b0d6793a1
SHA1 hash:
672a9b5aa14f8b1e4ece0449e68f2655ad6f9b0f
Link:
https://www.unpac.me/results/c5aea898-086c-4afc-831b-2f71d71c012a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bc15dc3f5b700bba2bfded2b64ce332f88ba4c95d7d543e2d7ad2447ed789f37

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
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.

Web download

Matiex

Executable exe bc15dc3f5b700bba2bfded2b64ce332f88ba4c95d7d543e2d7ad2447ed789f37

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1485215/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/186961/

Comments