Analysis Overview
SHA256
1bec941f244d3f69b90f2b3166509ccffdfb11959003f53c1ef097beaf4a0969
Threat Level: Known bad
The file SecuriteInfo.com.W32.AIDetectNet.01.29403.16321 was found to be: Known bad.
Malicious Activity Summary
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (GET)
Formbook
Xloader
Xloader Payload
Executes dropped EXE
Adds policy Run key to start application
Reads user/profile data of web browsers
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in Program Files directory
Gathers network information
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Modifies Internet Explorer settings
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-06-21 10:50
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-06-21 10:50
Reported
2022-06-21 10:52
Platform
win7-20220414-en
Max time kernel
151s
Max time network
149s
Command Line
Signatures
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Xloader 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\wininit.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\8PAL1NOXYR = "C:\\Program Files (x86)\\Wllr\\mslpxxv.exe" | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1320 set thread context of 1208 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe |
| PID 1208 set thread context of 1280 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | C:\Windows\Explorer.EXE |
| PID 1112 set thread context of 1280 | N/A | C:\Windows\SysWOW64\wininit.exe | C:\Windows\Explorer.EXE |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Wllr\mslpxxv.exe | C:\Windows\SysWOW64\wininit.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \Registry\User\S-1-5-21-1819626980-2277161760-1023733287-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Windows\SysWOW64\wininit.exe
"C:\Windows\SysWOW64\wininit.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.selectendeavor.com | udp |
| US | 103.224.212.219:80 | www.selectendeavor.com | tcp |
| US | 8.8.8.8:53 | www.sisterfuckers.info | udp |
| US | 192.0.78.169:80 | www.sisterfuckers.info | tcp |
| US | 8.8.8.8:53 | www.prmainey.com | udp |
| US | 34.120.201.31:80 | www.prmainey.com | tcp |
| US | 8.8.8.8:53 | www.mariafonsecafreitas.com | udp |
| US | 192.0.78.24:80 | www.mariafonsecafreitas.com | tcp |
| US | 8.8.8.8:53 | www.verdure720.com | udp |
| DE | 91.195.240.103:80 | www.verdure720.com | tcp |
| US | 8.8.8.8:53 | www.sophrologuemontevrain77.com | udp |
| US | 192.0.78.25:80 | www.sophrologuemontevrain77.com | tcp |
| US | 8.8.8.8:53 | www.nusires.com | udp |
| US | 68.65.121.68:80 | www.nusires.com | tcp |
| US | 8.8.8.8:53 | www.bigrockhuntingpreserve.com | udp |
| GB | 35.214.58.28:80 | www.bigrockhuntingpreserve.com | tcp |
| GB | 35.214.58.28:80 | www.bigrockhuntingpreserve.com | tcp |
| US | 8.8.8.8:53 | www.kosodate-tiger.com | udp |
| JP | 162.43.118.151:80 | www.kosodate-tiger.com | tcp |
| JP | 162.43.118.151:80 | www.kosodate-tiger.com | tcp |
| US | 8.8.8.8:53 | www.mysitetutorial.com | udp |
| DK | 82.180.174.82:80 | www.mysitetutorial.com | tcp |
| DK | 82.180.174.82:80 | www.mysitetutorial.com | tcp |
| US | 8.8.8.8:53 | www.ardtalscase.com | udp |
| ID | 103.147.154.38:80 | www.ardtalscase.com | tcp |
| ID | 103.147.154.38:80 | www.ardtalscase.com | tcp |
| US | 8.8.8.8:53 | www.tur-advocates.com | udp |
| DE | 3.64.163.50:80 | www.tur-advocates.com | tcp |
| DE | 3.64.163.50:80 | www.tur-advocates.com | tcp |
| US | 8.8.8.8:53 | www.elianmsalas.tech | udp |
| US | 8.8.8.8:53 | www.wwwfreemovies2021.com | udp |
| DE | 185.53.179.172:80 | www.wwwfreemovies2021.com | tcp |
| DE | 185.53.179.172:80 | www.wwwfreemovies2021.com | tcp |
| US | 8.8.8.8:53 | www.a-snag-tokei-kaitori.com | udp |
| US | 172.67.162.247:80 | www.a-snag-tokei-kaitori.com | tcp |
| US | 172.67.162.247:80 | www.a-snag-tokei-kaitori.com | tcp |
Files
memory/1320-54-0x0000000000B90000-0x0000000000BE2000-memory.dmp
memory/1320-55-0x00000000002E0000-0x0000000000314000-memory.dmp
memory/1208-56-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1208-57-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1208-59-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1208-60-0x000000000041F2C0-mapping.dmp
memory/1208-62-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1208-63-0x0000000000840000-0x0000000000B43000-memory.dmp
memory/1208-64-0x0000000000380000-0x0000000000391000-memory.dmp
memory/1280-65-0x0000000006A20000-0x0000000006B41000-memory.dmp
memory/1112-66-0x0000000000000000-mapping.dmp
memory/1072-67-0x0000000000000000-mapping.dmp
memory/1112-69-0x00000000000C0000-0x00000000000EB000-memory.dmp
memory/1112-70-0x0000000002070000-0x0000000002373000-memory.dmp
memory/1112-68-0x00000000007F0000-0x000000000080A000-memory.dmp
memory/1112-71-0x0000000000490000-0x0000000000520000-memory.dmp
memory/1280-72-0x0000000006D70000-0x0000000006E8C000-memory.dmp
memory/1112-73-0x00000000000C0000-0x00000000000EB000-memory.dmp
memory/1280-74-0x0000000006D70000-0x0000000006E8C000-memory.dmp
memory/1112-75-0x0000000075CD1000-0x0000000075CD3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-06-21 10:50
Reported
2022-06-21 10:52
Platform
win10v2004-20220414-en
Max time kernel
151s
Max time network
153s
Command Line
Signatures
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Xloader 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 |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\J6D0XBMXCNY = "C:\\Program Files (x86)\\Pjhu\\e4g4f0-xzx2l_r.exe" | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4704 set thread context of 4012 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe |
| PID 4012 set thread context of 888 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | C:\Windows\Explorer.EXE |
| PID 2928 set thread context of 888 | N/A | C:\Windows\SysWOW64\NETSTAT.EXE | C:\Windows\Explorer.EXE |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
| File opened for modification | C:\Program Files (x86)\Pjhu | C:\Windows\Explorer.EXE | N/A |
| File created | C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe | C:\Windows\Explorer.EXE | N/A |
| File opened for modification | C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe | C:\Windows\Explorer.EXE | N/A |
Gathers network information
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \Registry\User\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\NETSTAT.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.29403.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe
"C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe"
Network
| Country | Destination | Domain | Proto |
| GB | 51.104.15.253:443 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| US | 8.8.8.8:53 | www.zamanscorner.com | udp |
| CA | 23.227.38.74:80 | www.zamanscorner.com | tcp |
| US | 8.8.8.8:53 | www.pertlines.com | udp |
| US | 8.8.8.8:53 | www.syzbf32.xyz | udp |
| HK | 156.251.170.151:80 | www.syzbf32.xyz | tcp |
| US | 8.8.8.8:53 | www.65ratubh3j5fi.xyz | udp |
| US | 8.8.8.8:53 | www.agcompanion.com | udp |
| US | 134.73.84.219:80 | www.agcompanion.com | tcp |
| US | 8.8.8.8:53 | www.mayascleanservices.com | udp |
| US | 104.17.195.73:80 | www.mayascleanservices.com | tcp |
| US | 8.8.8.8:53 | www.sisterfuckers.info | udp |
| US | 192.0.78.169:80 | www.sisterfuckers.info | tcp |
| US | 8.8.8.8:53 | www.modernworklabs.com | udp |
| US | 34.102.136.180:80 | www.modernworklabs.com | tcp |
| US | 8.8.8.8:53 | www.mariafonsecafreitas.com | udp |
| US | 192.0.78.24:80 | www.mariafonsecafreitas.com | tcp |
| US | 8.8.8.8:53 | www.aifconference.com | udp |
| US | 8.8.8.8:53 | www.8id9pl8944ktb.xyz | udp |
| US | 8.8.8.8:53 | www.qxu0l1pgl9jm1.xyz | udp |
| US | 8.8.8.8:53 | www.nusires.com | udp |
| US | 68.65.121.68:80 | www.nusires.com | tcp |
| US | 8.8.8.8:53 | www.sophrologuemontevrain77.com | udp |
| US | 192.0.78.25:80 | www.sophrologuemontevrain77.com | tcp |
| US | 192.0.78.25:80 | www.sophrologuemontevrain77.com | tcp |
| US | 192.0.78.25:80 | www.sophrologuemontevrain77.com | tcp |
| US | 8.8.8.8:53 | www.hongyanwulei.com | udp |
Files
memory/4704-130-0x0000000000AF0000-0x0000000000B42000-memory.dmp
memory/4012-131-0x0000000000000000-mapping.dmp
memory/4012-132-0x0000000000400000-0x000000000042B000-memory.dmp
memory/4012-134-0x0000000000400000-0x000000000042B000-memory.dmp
memory/4012-135-0x0000000001990000-0x0000000001CDA000-memory.dmp
memory/4012-136-0x00000000014F0000-0x0000000001501000-memory.dmp
memory/888-137-0x0000000008980000-0x0000000008B06000-memory.dmp
memory/2928-138-0x0000000000000000-mapping.dmp
memory/2928-140-0x0000000000B60000-0x0000000000B8B000-memory.dmp
memory/2928-139-0x00000000000E0000-0x00000000000EB000-memory.dmp
memory/308-141-0x0000000000000000-mapping.dmp
memory/2928-142-0x00000000014F0000-0x000000000183A000-memory.dmp
memory/2928-143-0x0000000001340000-0x00000000013D0000-memory.dmp
memory/2928-144-0x0000000000B60000-0x0000000000B8B000-memory.dmp
memory/888-145-0x0000000008890000-0x0000000008932000-memory.dmp
memory/888-146-0x0000000008890000-0x0000000008932000-memory.dmp
memory/4456-147-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\DB1
| MD5 | b608d407fc15adea97c26936bc6f03f6 |
| SHA1 | 953e7420801c76393902c0d6bb56148947e41571 |
| SHA256 | b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf |
| SHA512 | cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4 |
memory/3796-149-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\DB1
| MD5 | 349e6eb110e34a08924d92f6b334801d |
| SHA1 | bdfb289daff51890cc71697b6322aa4b35ec9169 |
| SHA256 | c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a |
| SHA512 | 2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574 |
memory/1312-151-0x0000000000000000-mapping.dmp
C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe
| MD5 | 70d838a7dc5b359c3f938a71fad77db0 |
| SHA1 | 66b83eb16481c334719eed406bc58a3c2b910923 |
| SHA256 | e4dbdbf7888ea96f3f8aa5c4c7f2bcf6e57d724dd8194fe5f35b673c6ef724ea |
| SHA512 | 9c9a945db5b5e7ff8105bfe74578e6f00b5f707f7c3d8f1f1fb41553a6d0eab29cef026e77877a1ad6435fa7bc369141921442e1485f2b0894c6bbcbd7791034 |
C:\Program Files (x86)\Pjhu\e4g4f0-xzx2l_r.exe
| MD5 | 70d838a7dc5b359c3f938a71fad77db0 |
| SHA1 | 66b83eb16481c334719eed406bc58a3c2b910923 |
| SHA256 | e4dbdbf7888ea96f3f8aa5c4c7f2bcf6e57d724dd8194fe5f35b673c6ef724ea |
| SHA512 | 9c9a945db5b5e7ff8105bfe74578e6f00b5f707f7c3d8f1f1fb41553a6d0eab29cef026e77877a1ad6435fa7bc369141921442e1485f2b0894c6bbcbd7791034 |