Analysis Overview
SHA256
bb64e688ed77464721aed2f6ccf8a730d5cdd5ae6bb2884e9d3ee46ae41fcdad
Threat Level: Known bad
The file dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer payload
Isrstealer family
Suspicious use of SetThreadContext
UPX packed file
AutoIT Executable
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-09 21:50
Signatures
AutoIT Executable
| 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
2024-12-09 21:50
Reported
2024-12-09 21:52
Platform
win7-20241010-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
ISR Stealer
ISR Stealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Isrstealer family
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2360 set thread context of 2464 | N/A | C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe | C:\Windows\SysWOW64\calc.exe |
| PID 2464 set thread context of 2312 | N/A | C:\Windows\SysWOW64\calc.exe | C:\Windows\SysWOW64\calc.exe |
UPX packed file
| 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 |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\calc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\calc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\calc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe"
C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
C:\Windows\SysWOW64\calc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\tmp.ini"
Network
Files
memory/2360-0-0x0000000000400000-0x0000000000509000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\osdin.txt
| MD5 | 341c286009802e630bb2c2fadc192d4b |
| SHA1 | 982341dec725fffe13d7fc81d5b2f9112622af4c |
| SHA256 | b5c600cf2a879be00fb957fdd54b0b08ffb5f46d1b9e2d65be66690d389ed9e4 |
| SHA512 | 870625d59e068720b5175ff458958578de080c7fee46b789e84b2a25309fd688015a85917c0ebff99138eaab06f829965ca320691d93e2f6c15f4856d1d1d32a |
memory/2464-9-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2464-11-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2464-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2312-16-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2312-18-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2312-19-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2312-21-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2464-23-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2312-24-0x0000000000400000-0x0000000000453000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-09 21:50
Reported
2024-12-09 21:53
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
150s
Command Line
Signatures
ISR Stealer
ISR Stealer 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 |
Isrstealer family
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2876 set thread context of 4752 | N/A | C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe | C:\Windows\SysWOW64\calc.exe |
| PID 4752 set thread context of 3552 | N/A | C:\Windows\SysWOW64\calc.exe | C:\Windows\SysWOW64\calc.exe |
UPX packed file
| 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 |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\calc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\calc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\calc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dbb411b31c2f2beb3cf20e5f428c6100_JaffaCakes118.exe"
C:\Windows\SysWOW64\calc.exe
"C:\Windows\SysWOW64\calc.exe"
C:\Windows\SysWOW64\calc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\tmp.ini"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.130.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/2876-0-0x0000000000400000-0x0000000000509000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\autAF3B.tmp
| MD5 | 341c286009802e630bb2c2fadc192d4b |
| SHA1 | 982341dec725fffe13d7fc81d5b2f9112622af4c |
| SHA256 | b5c600cf2a879be00fb957fdd54b0b08ffb5f46d1b9e2d65be66690d389ed9e4 |
| SHA512 | 870625d59e068720b5175ff458958578de080c7fee46b789e84b2a25309fd688015a85917c0ebff99138eaab06f829965ca320691d93e2f6c15f4856d1d1d32a |
memory/4752-9-0x0000000000400000-0x0000000000432000-memory.dmp
memory/4752-11-0x0000000000400000-0x0000000000432000-memory.dmp
memory/3552-14-0x0000000000400000-0x0000000000453000-memory.dmp
memory/3552-17-0x0000000000400000-0x0000000000453000-memory.dmp
memory/3552-18-0x0000000000400000-0x0000000000453000-memory.dmp
memory/3552-19-0x0000000000400000-0x0000000000453000-memory.dmp
memory/3552-21-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/4752-23-0x0000000000400000-0x0000000000432000-memory.dmp