Analysis Overview
SHA256
3a15d1f531ee5efd3d82e8ebac4ea5fb8277c002f73d3781ec648cf9c65c39ef
Threat Level: Known bad
The file 09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
NanoCore
Looks for VirtualBox Guest Additions in registry
Looks for VMWare Tools registry key
Checks computer location settings
Checks BIOS information in registry
Adds Run key to start application
Maps connected drives based on registry
Suspicious use of SetThreadContext
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-24 16:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-24 16:41
Reported
2024-06-24 16:44
Platform
win7-20240220-en
Max time kernel
148s
Max time network
142s
Command Line
Signatures
NanoCore
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\TCP Subsystem = "C:\\Program Files (x86)\\TCP Subsystem\\tcpss.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2040 set thread context of 2428 | N/A | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\TCP Subsystem\tcpss.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| File opened for modification | C:\Program Files (x86)\TCP Subsystem\tcpss.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| 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\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QYQmEmZh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp900F.tmp"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"{path}"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp91F3.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9261.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | strongodss.ddns.net | udp |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp |
Files
memory/2040-0-0x0000000074A61000-0x0000000074A62000-memory.dmp
memory/2040-1-0x0000000074A60000-0x000000007500B000-memory.dmp
memory/2040-2-0x0000000074A60000-0x000000007500B000-memory.dmp
memory/2040-3-0x0000000074A60000-0x000000007500B000-memory.dmp
memory/2040-4-0x0000000074A60000-0x000000007500B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp900F.tmp
| MD5 | 17114b06a27aea4873efbc15498f3c48 |
| SHA1 | 9ed6831d93e2782e0b65cec4564b73d6d119f003 |
| SHA256 | ca0269a96097c244df29b94961007634fe4ff1dcb8585555c0114979cde9fe6e |
| SHA512 | 0c45630f442090d35882e7e72ea9efe8ef79970993b0a252c1a229ab99c7c9203f8e1fa7d9e1adfaf27d367ccf0dc89e9dfa5d28781622dc588cac6595ef4e47 |
memory/2428-10-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2428-12-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2428-14-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2428-8-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2428-22-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2428-20-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2428-18-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2428-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2040-23-0x0000000074A60000-0x000000007500B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp91F3.tmp
| MD5 | 40b11ef601fb28f9b2e69d36857bf2ec |
| SHA1 | b6454020ad2ceed193f4792b77001d0bd741b370 |
| SHA256 | c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1 |
| SHA512 | e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5 |
C:\Users\Admin\AppData\Local\Temp\tmp9261.tmp
| MD5 | 4b7ef560289c0f62d0baf6f14f48a57a |
| SHA1 | 8331acb90dde588aa3196919f6e847f398fd06d1 |
| SHA256 | 062844155306130d6fafc4fe10ac9e5ddd2ed462532b729c50cdc979c0d83207 |
| SHA512 | ecaa27c4b703d95f9f9b37d8c339982970482e7dab968c2010e0aa644bbfa31973111aafb827565af30c423d1d14e4ff997ec149614e713ff7ef3456894d02d8 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-24 16:41
Reported
2024-06-24 16:44
Platform
win10v2004-20240611-en
Max time kernel
146s
Max time network
153s
Command Line
Signatures
NanoCore
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Host = "C:\\Program Files (x86)\\SCSI Host\\scsihost.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 116 set thread context of 436 | N/A | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\SCSI Host\scsihost.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| File opened for modification | C:\Program Files (x86)\SCSI Host\scsihost.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| 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\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\09a8ee07ff8bcdd18f3bc237f6e19c06_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QYQmEmZh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpACCA.tmp"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"{path}"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB17D.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB1BD.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| NL | 23.62.61.72:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | strongodss.ddns.net | udp |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp | |
| CH | 79.134.225.43:58103 | tcp |
Files
memory/116-0-0x0000000075492000-0x0000000075493000-memory.dmp
memory/116-1-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/116-2-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/116-3-0x0000000075492000-0x0000000075493000-memory.dmp
memory/116-4-0x0000000075490000-0x0000000075A41000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpACCA.tmp
| MD5 | 574391be18ecf3124ae0e954e2db1b4f |
| SHA1 | 6cecf4c5282a601832e149553933092c85638fb1 |
| SHA256 | 514a1a00faf6a6911e4b2b62d1c39d33106831c7a2e83821074ef13f448f7b8b |
| SHA512 | a30ee49e327f1f4b0fce34ac499ab36f84f946721e6133d92be06cbdcbb0f7bbf7967ea133d30731929d53cd812c38e8033e47db57b2f8266eb02f90e323111e |
memory/436-8-0x0000000000400000-0x000000000043A000-memory.dmp
memory/436-10-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/436-11-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/116-12-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/436-13-0x0000000075490000-0x0000000075A41000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpB17D.tmp
| MD5 | 40b11ef601fb28f9b2e69d36857bf2ec |
| SHA1 | b6454020ad2ceed193f4792b77001d0bd741b370 |
| SHA256 | c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1 |
| SHA512 | e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5 |
C:\Users\Admin\AppData\Local\Temp\tmpB1BD.tmp
| MD5 | 9a559f229be0944bc3dc813cde333f50 |
| SHA1 | 0e97c97eea032b499ff060e799581e32beeceb09 |
| SHA256 | a63d853679aa655cced3b62a10855c56f9efd9b50770738b408d728008f73330 |
| SHA512 | 4cbb2f77283500e86ecf79fd2cbd31d10c3af2fcf6c9a557ee0b1edead229dc07d63a5030b60df57458d52ef8c2a42ec199d2d4cdca387400d047df25b593c68 |
memory/436-21-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/436-22-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/436-23-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/436-24-0x0000000075490000-0x0000000075A41000-memory.dmp
memory/436-25-0x0000000075490000-0x0000000075A41000-memory.dmp