MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42ed72b284dd390611cdc6b88aab94d9afa0b48d12037aa3edc64aeede11499c. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42ed72b284dd390611cdc6b88aab94d9afa0b48d12037aa3edc64aeede11499c
SHA3-384 hash: de8bd27ff3d962831e910e4e97f538b67b02b0012a0bc1eb7cb81f714d326fc0f772ee4b301e069748c63beceab5c55a
SHA1 hash: 6db9a9a1106fc18abc48d555afa6b7457ab91206
MD5 hash: 738b31b889afcc0e99bcfa3411a4cafe
humanhash: arkansas-solar-zebra-muppet
File name:00000000808000.exe
Download: download sample
Signature Matiex
Create hunting rule
File size:892'928 bytes
First seen:2020-12-22 15:48:47 UTC
Last seen:2020-12-22 17:39:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:gTLmsC99cs3onzKs5jPl66Iht2Jl4KGZoJ0sHynFim8+KftpTZdqQAsGk5NUfPn+:6p6IzwFPZoOnIi5JEc37jFYBS
Threatray 235 similar samples on MalwareBazaar
TLSH 3A159E3439EE6229F137AF754BD47596DBEFF6637303D41D28A103860612E81CEA253A
Reporter abuse_ch
Tags:exe Matiex


Avatar
abuse_ch
Malspam distributing Matiex:

HELO: aol.com
Sending IP: 45.137.22.52
From: tidalmarineelec@aol.com
Subject: FACTURA PARA EL PAGO
Attachment: 00000000808000.zip (contains "00000000808000.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
328
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
00000000808000.exe
Verdict:
Malicious activity
Analysis date:
2020-12-22 15:58:51 UTC
Tags:
evasion trojan
Link:
https://app.any.run/tasks/fb1c699b-4370-4564-925b-b2fae9f7ec5c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Matiex
Create hunting rule
Link:
https://www.capesandbox.com/analysis/108945/
Detection(s):
SecuriteInfo.com.ArtemisTrojan.19472.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Launching the process to change network settings
Enabling autorun by creating a file
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Matiex
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/568584
Signature
.NET source code contains very large strings
Binary contains a suspicious time stamp
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 dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Capture Wi-Fi password
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal WLAN passwords
Tries to steal Mail credentials (via file access)
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected Matiex Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 333365 Sample: 00000000808000.exe Startdate: 22/12/2020 Architecture: WINDOWS Score: 100 42 Sigma detected: Capture Wi-Fi password 2->42 44 Multi AV Scanner detection for dropped file 2->44 46 Sigma detected: Scheduled temp file as task from temp location 2->46 48 12 other signatures 2->48 8 00000000808000.exe 7 2->8         started        process3 file4 28 C:\Users\user\AppData\...\FANhKCqCjJaY.exe, PE32 8->28 dropped 30 C:\Users\...\FANhKCqCjJaY.exe:Zone.Identifier, ASCII 8->30 dropped 32 C:\Users\user\AppData\Local\...\tmp47DF.tmp, XML 8->32 dropped 34 C:\Users\user\...\00000000808000.exe.log, ASCII 8->34 dropped 50 Injects a PE file into a foreign processes 8->50 12 00000000808000.exe 15 2 8->12         started        16 schtasks.exe 1 8->16         started        18 00000000808000.exe 8->18         started        20 3 other processes 8->20 signatures5 process6 dnsIp7 36 checkip.dyndns.org 12->36 38 checkip.dyndns.com 162.88.193.70, 49718, 49719, 49723 DYNDNSUS United States 12->38 40 2 other IPs or domains 12->40 52 Tries to steal Mail credentials (via file access) 12->52 54 Tries to harvest and steal ftp login credentials 12->54 56 Tries to harvest and steal browser information (history, passwords, etc) 12->56 58 Tries to harvest and steal WLAN passwords 12->58 22 netsh.exe 3 12->22         started        24 conhost.exe 16->24         started        signatures8 process9 process10 26 conhost.exe 22->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/42ed72b284dd390611cdc6b88aab94d9afa0b48d12037aa3edc64aeede11499c/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2020-12-22 15:49:09 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ilwxfmue3u4qmeony24ivk4u3gx2bnencibxvi7nyzfo5xqrjgoa._file
Verdict:
suspicious
Similar samples:
05edd34599c72eb34ae0592a1ff4f626309d3819b801c2305d3b8f2965b7b100
Matiex
07b7896911fbed2570ef9716256497017a3d2e57b4f992afc3c42aede186284d
Matiex
0997788f88e745b6cd359adb4774be607dbd9e6918ce9fe67759b2a39c7bf13e
Matiex
0d23d50f25bc53d65f18b1d1ed302ef80baa0ad2723e1519f754303c9829a108
Matiex
38eb441454dd6b9459981660281d748fc8d5052a07b15597d317a3fec3b72400
Matiex
5f7a6ab99e2c38a8093873b93853316b31cc15319a17af6d11f50511c4ad8456
Matiex
98c8a768330ace8b350044b264438b4811b4b3b30375355546d5537c4bebe3a0
Matiex
d01f1ad8b4e08a70621ab7d9907d551bc238a990737e45060252998c059bb0fa
Matiex
d5760d2037907e68f8337d7e9d48834c47934946bd71cfaaf8475d3866707509
Matiex
f8bdfc90ffcf3990e7abacaccf1b927c0b51dd2b70cc96deda4d4841f17b2bcc
Matiex
+ 225 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/201222-he4jg74k26/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Matiex
Matiex Main Payload
Unpacked files
SH256 hash:
42ed72b284dd390611cdc6b88aab94d9afa0b48d12037aa3edc64aeede11499c
MD5 hash:
738b31b889afcc0e99bcfa3411a4cafe
SHA1 hash:
6db9a9a1106fc18abc48d555afa6b7457ab91206
Link:
https://www.unpac.me/results/062f265f-40d8-41a1-8987-106818bcba0b/
SH256 hash:
e0b3bd3f2fadd3ef560c7dc1c13e1f50351e8df61139eb8e6367badf7689e71b
MD5 hash:
f615aa95251fc14492843942a588614c
SHA1 hash:
296669e81c271762d5068f8a9ecbb354ffc335c9
Link:
https://www.unpac.me/results/062f265f-40d8-41a1-8987-106818bcba0b/
SH256 hash:
c1667fa6f6d37044c403c17010f36efc7e08d47ac2fb36a36b3c7e700eb97d81
MD5 hash:
eebb807f8a5a2d47c89648e4fb907f89
SHA1 hash:
35e8cbe02f0ce21492333604056e15bdbc923227
Link:
https://www.unpac.me/results/062f265f-40d8-41a1-8987-106818bcba0b/
SH256 hash:
3a9d5c9e7e93ae3b788d4d2317d3d263830ff88ce5e819c93d1dee85665512fd
MD5 hash:
a31b63b80cd8292ca106d27f6933cdb0
SHA1 hash:
4edd8318ee13e85550ce0bc060f23c6049dd6749
Link:
https://www.unpac.me/results/062f265f-40d8-41a1-8987-106818bcba0b/
SH256 hash:
67eb1955fda7c4a6f873d8c34d813ea343af5e73ebaf549721ee0b72faa24779
MD5 hash:
628852bec36f68fa849fb3aa816a993a
SHA1 hash:
b893783dc756ee9eb7c3f991c73846c657debaf6
Link:
https://www.unpac.me/results/062f265f-40d8-41a1-8987-106818bcba0b/
SH256 hash:
3ca9cf478845d74c61a836a02908c7d26d5e0b2fb8d03f92bfe5ed4a8865527a
MD5 hash:
ccaf4c52861605afe12d4fb1f927ef32
SHA1 hash:
c8c52901e58187e7597c984fb893410e613d571b
Link:
https://www.unpac.me/results/062f265f-40d8-41a1-8987-106818bcba0b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.75
Link:
https://yomi.yoroi.company/submissions/42ed72b284dd390611cdc6b88aab94d9afa0b48d12037aa3edc64aeede11499c

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_EXE_Packed_ConfuserExMod_BedsProtector
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod Beds Protector
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:MALWARE_Win_Matiex
Create hunting rule
Author:ditekshen
Description:Matiex keylogger payload
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

zip 1b7da1886e4cbdd598cf2c57283a29474cfebff9d4ca84460b7d706033563547

Matiex

Executable exe 42ed72b284dd390611cdc6b88aab94d9afa0b48d12037aa3edc64aeede11499c

(this sample)

  
Dropped by
MD5 a72f3fb56851fcdfcdac267d70b58714
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 1b7da1886e4cbdd598cf2c57283a29474cfebff9d4ca84460b7d706033563547
Cape
Cape
https://www.capesandbox.com/analysis/108945/

Comments