Analysis Overview
SHA256
d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08
Threat Level: Known bad
The file d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08 was found to be: Known bad.
Malicious Activity Summary
Detects Windows executables referencing non-Windows User-Agents
Detects Windows executables referencing non-Windows User-Agents
Sets file to hidden
Executes dropped EXE
Checks computer location settings
Deletes itself
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Views/modifies file attributes
Checks processor information in registry
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-26 03:21
Signatures
Detects Windows executables referencing non-Windows User-Agents
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-26 03:21
Reported
2024-05-26 03:24
Platform
win7-20240508-en
Max time kernel
141s
Max time network
124s
Command Line
Signatures
Detects Windows executables referencing non-Windows User-Agents
| 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 |
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Debug\rwmhost.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Debug\rwmhost.exe | C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe | N/A |
| File opened for modification | C:\Windows\Debug\rwmhost.exe | C:\Windows\SysWOW64\attrib.exe | N/A |
| File created | C:\Windows\Debug\rwmhost.exe | C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\Debug\rwmhost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\Debug\rwmhost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe | N/A |
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe
"C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +a +s +h +r C:\Windows\Debug\rwmhost.exe
C:\Windows\Debug\rwmhost.exe
C:\Windows\Debug\rwmhost.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\D2D573~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| HK | 103.235.47.103:80 | www.baidu.com | tcp |
| US | 8.8.8.8:53 | umOMcN6IX.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | UqUa7aqE1l.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | 4WflOYKLlT.nnnn.eu.org | udp |
Files
memory/1484-0-0x0000000000400000-0x0000000000410000-memory.dmp
C:\Windows\Debug\rwmhost.exe
| MD5 | 1c70e81c05fa5cd8d58328c0cde86f3c |
| SHA1 | 9ac39b5952bff9dcb8be688846fad8c062592247 |
| SHA256 | 8bfeaa3deddea5cf1e09eec1817d239666dd0ec61b9c97d94790bbef397aefe0 |
| SHA512 | 6cdc389a22d1efbc6002947c61d2eebc2c577ad196e87e65d5482d4a36741b4da60694ddef89eeceac5ec20d5b821853ba6c1873cbaceb3c5c205836d5bc3352 |
memory/1740-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1740-6-0x0000000000400000-0x0000000000410000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-26 03:21
Reported
2024-05-26 03:24
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Detects Windows executables referencing non-Windows User-Agents
| 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 |
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Debug\xqchost.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Debug\xqchost.exe | C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe | N/A |
| File opened for modification | C:\Windows\Debug\xqchost.exe | C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe | N/A |
| File opened for modification | C:\Windows\Debug\xqchost.exe | C:\Windows\SysWOW64\attrib.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\Debug\xqchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\Debug\xqchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe | N/A |
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe
"C:\Users\Admin\AppData\Local\Temp\d2d573c56853dcffa250ada5944b33536531e77020fd900ea919f9747e568a08.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +a +s +h +r C:\Windows\Debug\xqchost.exe
C:\Windows\Debug\xqchost.exe
C:\Windows\Debug\xqchost.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\D2D573~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| HK | 103.235.47.103:80 | www.baidu.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.47.235.103.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | xWv0CRZt5N.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | XC6Uv30pb.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7tnMFsW8ZJ.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | 31.73.42.20.in-addr.arpa | udp |
Files
memory/2940-0-0x0000000000400000-0x0000000000410000-memory.dmp
C:\Windows\debug\xqchost.exe
| MD5 | d10dd4b86fee13a43d4ba1203f42d6cf |
| SHA1 | fcf118ab078f8888ea5131638b3b5c7bdd24862d |
| SHA256 | 24c3c034728c8b474ee9336c11653ee8493ec4f0a72af92e5e7d163b81168bd7 |
| SHA512 | e020cffce187c7c67a135b0109e8bae78c9ce654f846dd8874b29cad86fd23043d1553798f7422b22432e7afc514c2cbe55c88b23b81ebc3aed18f15297c70b7 |
memory/2940-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2692-6-0x0000000000400000-0x0000000000410000-memory.dmp