Analysis Overview
SHA256
b12b68fca3e63ed129254c48715f08ff1966a815614c5f58e3922dcf5bd7bc54
Threat Level: Known bad
The file aaadc3682c3878ad3248752370d7e37d_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer payload
ISR Stealer
Isrstealer family
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
UPX packed file
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-28 02:40
Signatures
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-28 02:40
Reported
2024-11-28 02:43
Platform
win7-20241010-en
Max time kernel
122s
Max time network
127s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Isrstealer family
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2356 set thread context of 2536 | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe |
| PID 2536 set thread context of 2500 | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\JcAX0pxCDv.ini"
Network
| Country | Destination | Domain | Proto |
| US | 70.32.87.25:80 | tcp | |
| US | 70.32.87.25:80 | tcp |
Files
memory/2356-0-0x0000000000400000-0x00000000004DF000-memory.dmp
memory/2536-7-0x0000000000400000-0x0000000000435000-memory.dmp
memory/2536-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2536-14-0x0000000000400000-0x0000000000435000-memory.dmp
memory/2356-10-0x00000000027F0000-0x00000000028CF000-memory.dmp
memory/2536-9-0x0000000000400000-0x0000000000435000-memory.dmp
memory/2356-19-0x0000000000400000-0x00000000004DF000-memory.dmp
memory/2536-5-0x0000000000400000-0x0000000000435000-memory.dmp
memory/2500-28-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2536-27-0x00000000026C0000-0x000000000279F000-memory.dmp
memory/2500-26-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2500-25-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2500-23-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2500-32-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\JcAX0pxCDv.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/2536-34-0x00000000026C0000-0x000000000279F000-memory.dmp
memory/2536-35-0x0000000000400000-0x0000000000435000-memory.dmp
memory/2536-41-0x0000000000400000-0x0000000000435000-memory.dmp
memory/2536-40-0x0000000000440000-0x000000000051F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-28 02:40
Reported
2024-11-28 02:43
Platform
win10v2004-20241007-en
Max time kernel
95s
Max time network
136s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Isrstealer family
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4964 set thread context of 640 | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe |
| PID 640 set thread context of 4312 | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\aaadc3682c3878ad3248752370d7e37d_JaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\jIMHul8kRe.ini"
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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 70.32.87.25:80 | tcp | |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/4964-0-0x0000000000400000-0x00000000004DF000-memory.dmp
memory/640-5-0x0000000000400000-0x0000000000435000-memory.dmp
memory/640-7-0x0000000000400000-0x0000000000435000-memory.dmp
memory/640-9-0x0000000000400000-0x0000000000435000-memory.dmp
memory/4964-15-0x0000000000400000-0x00000000004DF000-memory.dmp
memory/4312-12-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4312-16-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4312-18-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4312-17-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4312-21-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\jIMHul8kRe.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/640-23-0x0000000000400000-0x0000000000435000-memory.dmp
memory/640-26-0x0000000000400000-0x0000000000435000-memory.dmp