Analysis Overview
SHA256
f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef
Threat Level: Known bad
The file f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef was found to be: Known bad.
Malicious Activity Summary
Matiex Main Payload
Matiex
Reads user/profile data of web browsers
Checks computer location settings
Reads user/profile data of local email clients
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
Program crash
Enumerates physical storage devices
Creates scheduled task(s)
outlook_win_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-01 23:48
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-01 23:48
Reported
2022-05-01 23:52
Platform
win10v2004-20220414-en
Max time kernel
142s
Max time network
152s
Command Line
Signatures
Matiex
Matiex Main Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3504 set thread context of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe
"C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EvvUebihf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4CC8.tmp"
C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe
"C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe"
C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe
"C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe"
C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe
"C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 104.110.191.140:80 | tcp | |
| US | 52.109.8.21:443 | tcp | |
| US | 20.42.72.131:443 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 158.101.44.242:80 | checkip.dyndns.org | tcp |
| DE | 193.122.6.168:80 | checkip.dyndns.org | tcp |
| BR | 132.226.247.73:80 | checkip.dyndns.org | tcp |
| JP | 132.226.8.169:80 | checkip.dyndns.org | tcp |
| US | 193.122.130.0:80 | checkip.dyndns.org | tcp |
Files
memory/3504-130-0x0000000000160000-0x000000000025E000-memory.dmp
memory/3504-131-0x0000000007100000-0x000000000719C000-memory.dmp
memory/3504-132-0x0000000007750000-0x0000000007CF4000-memory.dmp
memory/3504-133-0x00000000071A0000-0x0000000007232000-memory.dmp
memory/3504-134-0x00000000070D0000-0x00000000070DA000-memory.dmp
memory/3504-135-0x00000000073F0000-0x0000000007446000-memory.dmp
memory/4408-136-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp4CC8.tmp
| MD5 | 814c12f4edda49bf412541e68af10116 |
| SHA1 | 8b83022059f904b764edb96923df6d0496999649 |
| SHA256 | 9b5582dc76af3d2b4893bbd8d179fa19be073d66d2699efbf74f6ae6046f887a |
| SHA512 | d7e4ab6a6659e4a0043394b27e5ee6594280e4e5017a161b185cdd63634a94c6b5f1b36aab44fc650fb2d4713c038a7685691ee20c4b5594a20a9a1d05c82dee |
memory/2232-138-0x0000000000000000-mapping.dmp
memory/3448-139-0x0000000000000000-mapping.dmp
memory/1996-140-0x0000000000000000-mapping.dmp
memory/1996-141-0x0000000000400000-0x0000000000472000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe.log
| MD5 | 17573558c4e714f606f997e5157afaac |
| SHA1 | 13e16e9415ceef429aaf124139671ebeca09ed23 |
| SHA256 | c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553 |
| SHA512 | f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc |
memory/1996-143-0x00000000052A0000-0x0000000005306000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-01 23:48
Reported
2022-05-01 23:51
Platform
win7-20220414-en
Max time kernel
77s
Max time network
137s
Command Line
Signatures
Matiex
Matiex Main Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.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 1960 set thread context of 520 | N/A | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.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:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe
"C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EvvUebihf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD6D0.tmp"
C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe
"C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe"
C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe
"C:\Users\Admin\AppData\Local\Temp\f4b29519255e0d839cac6027463fc12016f0f94faa2c201901f516489ec9a0ef.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 520 -s 1760
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| JP | 132.226.8.169:80 | 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 | ipbase.com | udp |
| US | 99.83.231.61:443 | ipbase.com | tcp |
Files
memory/1960-54-0x0000000001380000-0x000000000147E000-memory.dmp
memory/1960-55-0x0000000075DE1000-0x0000000075DE3000-memory.dmp
memory/1960-56-0x00000000096E0000-0x00000000096E8000-memory.dmp
memory/1960-57-0x00000000074E0000-0x0000000007576000-memory.dmp
memory/1960-58-0x0000000007570000-0x000000000760E000-memory.dmp
memory/1800-59-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmpD6D0.tmp
| MD5 | aa092b7538c415baee8da6ae3b469f07 |
| SHA1 | 154cc8e25027d2e281f929009d5936afe7e5ac1b |
| SHA256 | 3c0bd7838fee03e62d5fb8aa636f39ee7d18a878d840696711480058266a03c2 |
| SHA512 | e66b8fd07b887196c873fc6999829ba12ca82ad0cc0bb60ba885cc164cc8ec5edd91c58bef9652093c6573e1f2c24239bb19bbe42ea4b3084dfa9ce7a4bd1843 |
memory/520-61-0x0000000000400000-0x0000000000472000-memory.dmp
memory/520-62-0x0000000000400000-0x0000000000472000-memory.dmp
memory/520-64-0x0000000000400000-0x0000000000472000-memory.dmp
memory/520-65-0x0000000000400000-0x0000000000472000-memory.dmp
memory/520-66-0x0000000000400000-0x0000000000472000-memory.dmp
memory/520-67-0x000000000046DAEE-mapping.dmp
memory/520-69-0x0000000000400000-0x0000000000472000-memory.dmp
memory/520-71-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1488-73-0x0000000000000000-mapping.dmp