Analysis Overview
SHA256
79eaf2d7188fe253da3171e6b4629105bb5399c125e60c90905b7d7b4ca507a6
Threat Level: Known bad
The file 02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
NanoCore
Drops startup file
Executes dropped EXE
Checks whether UAC is enabled
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-27 06:29
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-27 06:29
Reported
2024-04-27 06:31
Platform
win7-20240220-en
Max time kernel
149s
Max time network
141s
Command Line
Signatures
NanoCore
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Svhost.url | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Svhost.url | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Svhost.url | C:\Users\Admin\Svhost\Svhost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2916 set thread context of 2664 | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 2792 set thread context of 1624 | N/A | C:\Users\Admin\Svhost\Svhost.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 796 set thread context of 2364 | N/A | C:\Users\Admin\Svhost\Svhost.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Creates scheduled task(s)
| 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 |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\Svhost\Svhost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /query
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /sc MINUTE /tn Svhost /MO 1 /tr "C:\Users\Admin\Svhost\Svhost.exe\
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9FF.tmp"
C:\Windows\system32\taskeng.exe
taskeng.exe {CD20D96C-7C8D-412B-8C43-BFDDC3D4B848} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
C:\Users\Admin\Svhost\Svhost.exe
C:\Users\Admin\Svhost\Svhost.exe "C:\Users\Admin\Svhost\Svhost.exe\"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /query
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Users\Admin\Svhost\Svhost.exe
C:\Users\Admin\Svhost\Svhost.exe "C:\Users\Admin\Svhost\Svhost.exe\"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /query
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp |
Files
memory/2916-0-0x0000000000B20000-0x0000000000BF2000-memory.dmp
memory/2916-1-0x0000000074AA0000-0x000000007518E000-memory.dmp
memory/2916-2-0x0000000004E50000-0x0000000004E90000-memory.dmp
memory/2916-3-0x00000000005D0000-0x0000000000614000-memory.dmp
memory/2916-4-0x00000000004F0000-0x00000000004FC000-memory.dmp
memory/2916-7-0x0000000000650000-0x0000000000688000-memory.dmp
memory/2664-8-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2664-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2664-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2664-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2664-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2664-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2664-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2664-10-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2916-23-0x0000000074AA0000-0x000000007518E000-memory.dmp
memory/2664-24-0x0000000074370000-0x000000007491B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp9FF.tmp
| MD5 | c6f0625bf4c1cdfb699980c9243d3b22 |
| SHA1 | 43de1fe580576935516327f17b5da0c656c72851 |
| SHA256 | 8dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576 |
| SHA512 | 9ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969 |
memory/2664-29-0x0000000074370000-0x000000007491B000-memory.dmp
C:\Users\Admin\Svhost\Svhost.exe
| MD5 | 02a1d12573f25e2c3dc5a3cbeab95ba4 |
| SHA1 | 148f271664a2d85954fc6ca8e8fe324cb111dc17 |
| SHA256 | 79eaf2d7188fe253da3171e6b4629105bb5399c125e60c90905b7d7b4ca507a6 |
| SHA512 | 152ade000175f8bc3ce851f9c9e467e831b97e41304f348bd434534c79e013d901193eb8b8339b9f9813f819bf4072f3c3323cac39a635579cf119a25d78f80c |
memory/2792-32-0x0000000000010000-0x00000000000E2000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Svhost.url
| MD5 | 0c54eb2412562940017f1e34af010d6b |
| SHA1 | 21f0717a64b764536639c262051f5b56766d6c4a |
| SHA256 | cea3e1c5de6572acee150ab9acfd99a4677ab7f800fba04f1abe5235b8826279 |
| SHA512 | 9941bd43d15e4fb55affed6d26d6d6cf3fd077346d6a909de6c95acb69cefe3b6c31c8b7167251c96150c5370f44882b23aebaadef425dc8905c8433f75eda8f |
memory/796-48-0x0000000001030000-0x0000000001102000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-27 06:29
Reported
2024-04-27 06:31
Platform
win10v2004-20240426-en
Max time kernel
148s
Max time network
136s
Command Line
Signatures
NanoCore
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Svhost.url | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3796 set thread context of 1784 | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Creates scheduled task(s)
| 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 |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02a1d12573f25e2c3dc5a3cbeab95ba4_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /query
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /sc MINUTE /tn Svhost /MO 1 /tr "C:\Users\Admin\Svhost\Svhost.exe\
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3FD8.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| IE | 52.111.236.23:443 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| US | 8.8.8.8:53 | testyme08.duckdns.org | udp |
| US | 102.165.33.234:2299 | testyme08.duckdns.org | tcp |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp | |
| N/A | 127.0.0.1:2299 | tcp |
Files
memory/3796-0-0x0000000000D30000-0x0000000000E02000-memory.dmp
memory/3796-1-0x0000000074870000-0x0000000075020000-memory.dmp
memory/3796-2-0x0000000005C80000-0x0000000006224000-memory.dmp
memory/3796-3-0x00000000056D0000-0x0000000005762000-memory.dmp
memory/3796-4-0x00000000055F0000-0x0000000005600000-memory.dmp
memory/3796-5-0x0000000005690000-0x000000000569A000-memory.dmp
memory/3796-6-0x00000000059E0000-0x0000000005A24000-memory.dmp
memory/3796-7-0x00000000058A0000-0x00000000058AC000-memory.dmp
memory/3796-10-0x0000000005A40000-0x0000000005A78000-memory.dmp
memory/3796-11-0x0000000005B20000-0x0000000005BBC000-memory.dmp
memory/1784-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3796-14-0x0000000074870000-0x0000000075020000-memory.dmp
memory/1784-17-0x0000000002E40000-0x0000000002E50000-memory.dmp
memory/1784-16-0x00000000706A0000-0x0000000070C51000-memory.dmp
memory/1784-15-0x00000000706A0000-0x0000000070C51000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp3FD8.tmp
| MD5 | c6f0625bf4c1cdfb699980c9243d3b22 |
| SHA1 | 43de1fe580576935516327f17b5da0c656c72851 |
| SHA256 | 8dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576 |
| SHA512 | 9ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969 |
memory/1784-22-0x00000000706A0000-0x0000000070C51000-memory.dmp
memory/1784-23-0x00000000706A0000-0x0000000070C51000-memory.dmp
memory/1784-24-0x0000000002E40000-0x0000000002E50000-memory.dmp