Analysis Overview
SHA256
f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8
Threat Level: Known bad
The file f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8 was found to be: Known bad.
Malicious Activity Summary
Matiex
Matiex Main Payload
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
outlook_win_path
Creates scheduled task(s)
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-04-20 02:57
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-20 02:57
Reported
2022-04-20 03:15
Platform
win7-20220414-en
Max time kernel
139s
Max time network
44s
Command Line
Signatures
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\SysWOW64\cmd.exe
cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\039462f71f604c9aaf15be88cc879815.xml"
C:\Windows\SysWOW64\schtasks.exe
schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\039462f71f604c9aaf15be88cc879815.xml"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
Network
Files
memory/1936-54-0x0000000074DD1000-0x0000000074DD3000-memory.dmp
memory/1484-55-0x0000000000000000-mapping.dmp
memory/1936-56-0x0000000001300000-0x000000000132C000-memory.dmp
memory/1560-57-0x0000000000000000-mapping.dmp
memory/832-58-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\039462f71f604c9aaf15be88cc879815.xml
| MD5 | ffb76264697abd63336aaca3b388a942 |
| SHA1 | 9488da856e01c993fe9f85daa45292f71d5c1dd4 |
| SHA256 | 45cc5439202830bfa6d966bb907714a9da40bc259470ffb5da8842f39083e54a |
| SHA512 | 03d394f92d5cf18071151c793088f2b495381fe93d152ad19b5eee3c8507bd1257751dc58fa889ab8035aa5bfe5b85f8b6f2ef02813b6d0b1d2553f12ffca582 |
memory/1752-60-0x0000000000000000-mapping.dmp
memory/1128-62-0x0000000000000000-mapping.dmp
memory/1752-63-0x0000000001300000-0x000000000132C000-memory.dmp
memory/920-64-0x0000000000000000-mapping.dmp
memory/1996-66-0x0000000000000000-mapping.dmp
memory/920-67-0x0000000001300000-0x000000000132C000-memory.dmp
memory/1376-68-0x0000000000000000-mapping.dmp
memory/784-70-0x0000000000000000-mapping.dmp
memory/1376-71-0x0000000001300000-0x000000000132C000-memory.dmp
memory/520-72-0x0000000000000000-mapping.dmp
memory/1492-74-0x0000000000000000-mapping.dmp
memory/520-75-0x0000000001300000-0x000000000132C000-memory.dmp
memory/428-76-0x0000000000000000-mapping.dmp
memory/1596-78-0x0000000000000000-mapping.dmp
memory/428-79-0x0000000001300000-0x000000000132C000-memory.dmp
memory/2040-80-0x0000000000000000-mapping.dmp
memory/1476-82-0x0000000000000000-mapping.dmp
memory/2040-83-0x0000000001300000-0x000000000132C000-memory.dmp
memory/1160-84-0x0000000000000000-mapping.dmp
memory/1920-86-0x0000000000000000-mapping.dmp
memory/1160-87-0x0000000001300000-0x000000000132C000-memory.dmp
memory/1992-88-0x0000000000000000-mapping.dmp
memory/604-90-0x0000000000000000-mapping.dmp
memory/1992-91-0x0000000001300000-0x000000000132C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-20 02:57
Reported
2022-04-20 03:16
Platform
win10v2004-20220414-en
Max time kernel
114s
Max time network
157s
Command Line
Signatures
Matiex
Matiex Main Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
| N/A | freegeoip.app | N/A | N/A |
| N/A | freegeoip.app | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4716 set thread context of 4548 | N/A | C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe
"C:\Users\Admin\AppData\Local\Temp\f158a1e36c936286a10c2a463439b7d8b16271ca16838cc92ff2219541ecc8e8.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
C:\Windows\SysWOW64\cmd.exe
cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\039462f71f604c9aaf15be88cc879815.xml"
C:\Windows\SysWOW64\schtasks.exe
schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\039462f71f604c9aaf15be88cc879815.xml"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| BR | 132.226.247.73:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | freegeoip.app | udp |
| US | 188.114.97.0:443 | freegeoip.app | tcp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 20.189.173.1:443 | tcp | |
| FR | 2.18.109.224:443 | tcp | |
| US | 104.18.25.243:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp |
Files
memory/4276-130-0x0000000000000000-mapping.dmp
memory/4716-131-0x0000000000D10000-0x0000000000D3C000-memory.dmp
memory/4176-132-0x0000000000000000-mapping.dmp
memory/4240-133-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\039462f71f604c9aaf15be88cc879815.xml
| MD5 | 57e80c1cd83971b009db6462dec561e8 |
| SHA1 | 9890fc3fc7b93bb9dce0c624486307cff2a26927 |
| SHA256 | e6cb647c0aee80cbac58f101ba47620657c8cd58f9a0aa91c6f8a4466e4ebc6f |
| SHA512 | acc99eb56c615f669ef933c34ae86a1ba41a5ea5108a211de14107293d0bea7eb45e317bdb9b833b1262a1022fa4aa4462f4f3c6a19fa9481320dbb75ee41dd6 |
memory/4548-135-0x0000000000000000-mapping.dmp
memory/4548-136-0x0000000000410000-0x0000000000486000-memory.dmp
memory/4548-137-0x0000000004AA0000-0x0000000004B3C000-memory.dmp
memory/4548-138-0x0000000004B40000-0x0000000004BA6000-memory.dmp
memory/4548-139-0x0000000005E30000-0x00000000063D4000-memory.dmp
memory/4344-140-0x0000000000000000-mapping.dmp
memory/4548-141-0x0000000005C00000-0x0000000005DC2000-memory.dmp
memory/4548-142-0x0000000005AD0000-0x0000000005B62000-memory.dmp
memory/4548-143-0x0000000005A30000-0x0000000005A3A000-memory.dmp