Analysis Overview
SHA256
3b72f46088f0554ee89a08507ff0695acad9c555d0f3a3858d969723cd592ac4
Threat Level: Known bad
The file a2c6eb6be849b063bc45e9114f543888_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
Isrstealer family
ISR Stealer payload
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
2024-11-26 15:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-26 15:45
Reported
2024-11-26 15:47
Platform
win7-20241010-en
Max time kernel
140s
Max time network
19s
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
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3064 set thread context of 2904 | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe |
| PID 2904 set thread context of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_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 |
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\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\tmp.ini"
Network
Files
memory/3064-0-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2904-3-0x0000000000400000-0x0000000000432000-memory.dmp
memory/3064-7-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2904-10-0x0000000000240000-0x0000000000266000-memory.dmp
memory/2824-15-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2824-14-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2824-13-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2824-11-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2824-19-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2904-20-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2904-21-0x0000000000240000-0x0000000000266000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-26 15:45
Reported
2024-11-26 15:47
Platform
win10v2004-20241007-en
Max time kernel
96s
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 |
Isrstealer family
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2808 set thread context of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe |
| PID 1692 set thread context of 4672 | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_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 |
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\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\a2c6eb6be849b063bc45e9114f543888_JaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\tmp.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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/2808-0-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1692-3-0x0000000000400000-0x0000000000432000-memory.dmp
memory/1692-5-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2808-6-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4672-9-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4672-11-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4672-13-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4672-12-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4672-15-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/1692-18-0x0000000000400000-0x0000000000432000-memory.dmp