Analysis Overview
SHA256
ba05970dbe169411a8b77b2b5fb3c8572acb7447051e4a034b59f1d87127f905
Threat Level: Known bad
The file 3b2b355c80a79da3a42109b327c95576_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer payload
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
UPX packed file
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-12 17:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-12 17:11
Reported
2024-10-12 17:13
Platform
win7-20240903-en
Max time kernel
147s
Max time network
118s
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 |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3004 set thread context of 2536 | N/A | C:\Users\Admin\AppData\Local\Temp\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 2536 set thread context of 2940 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.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:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\tmp.ini"
Network
Files
memory/3004-0-0x0000000074721000-0x0000000074722000-memory.dmp
memory/3004-1-0x0000000074720000-0x0000000074CCB000-memory.dmp
memory/3004-2-0x0000000074720000-0x0000000074CCB000-memory.dmp
memory/2536-4-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2536-11-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2536-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2536-7-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2536-5-0x0000000000400000-0x0000000000432000-memory.dmp
memory/3004-14-0x0000000074720000-0x0000000074CCB000-memory.dmp
memory/2940-19-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2940-17-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2940-21-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2940-20-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2940-24-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2536-25-0x0000000000400000-0x0000000000432000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-12 17:11
Reported
2024-10-12 17:13
Platform
win10v2004-20241007-en
Max time kernel
96s
Max time network
95s
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 |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3472 set thread context of 2096 | N/A | C:\Users\Admin\AppData\Local\Temp\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 2096 set thread context of 1760 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.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 |
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\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3b2b355c80a79da3a42109b327c95576_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\tmp.ini"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
memory/3472-0-0x0000000074A32000-0x0000000074A33000-memory.dmp
memory/3472-1-0x0000000074A30000-0x0000000074FE1000-memory.dmp
memory/3472-2-0x0000000074A30000-0x0000000074FE1000-memory.dmp
memory/2096-3-0x0000000000400000-0x0000000000432000-memory.dmp
memory/2096-6-0x0000000000400000-0x0000000000432000-memory.dmp
memory/1760-10-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1760-13-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1760-15-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1760-14-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1760-19-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1760-12-0x0000000000400000-0x0000000000453000-memory.dmp
memory/3472-9-0x0000000074A30000-0x0000000074FE1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/2096-21-0x0000000000440000-0x0000000000509000-memory.dmp
memory/2096-23-0x0000000000400000-0x0000000000432000-memory.dmp