Analysis Overview
SHA256
eada68bef32929f9ba47b3f8079bb32e9f9aab10761712d22d3a7fa84d5683f8
Threat Level: Known bad
The file f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer payload
ISR Stealer
Isrstealer family
Uses the VBS compiler for execution
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-14 23:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-14 23:18
Reported
2024-12-14 23:21
Platform
win7-20240903-en
Max time kernel
140s
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 |
| N/A | N/A | N/A | N/A |
Isrstealer family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Update.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\keygen.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\keygen.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\keygen.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\keygen.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Update.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Update.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Update.exe | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2484 set thread context of 2828 | N/A | C:\Users\Admin\AppData\Local\Temp\Update.exe | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
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\keygen.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Update.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\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | 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\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\keygen.exe
"C:\Users\Admin\AppData\Local\Temp\keygen.exe"
C:\Users\Admin\AppData\Local\Temp\Update.exe
"C:\Users\Admin\AppData\Local\Temp\Update.exe"
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rapidzone.in | udp |
Files
\Users\Admin\AppData\Local\Temp\keygen.exe
| MD5 | 7104a4e156ec557b1a244248e24e1e11 |
| SHA1 | 14ad5fe6f1bd048b143680d02952236443d81a5b |
| SHA256 | 8d8bd661b6363b13d48dbdd336bdaff9b1bbafd03b7cd24495bb9089d7138e96 |
| SHA512 | eed17a4b0864d50b305fe2bd260f97544f05d6fd7e53e9f3e944de379cf4d3821acea9f2e9e56a526537b7a48300b313e01efcefe079e7d28f73e694f7c00008 |
memory/2704-30-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-29-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-28-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-27-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-26-0x0000000000260000-0x00000000002AA000-memory.dmp
\Users\Admin\AppData\Local\Temp\Update.exe
| MD5 | 57c55484129297bd7c28018d68188921 |
| SHA1 | 8bc8bed5b17eb1c39b211af2672b32c85890d02f |
| SHA256 | fd7a345b66cb1faa6b7cc92ea2f171b939d37b690ee2bdae9edcdb1d58a23651 |
| SHA512 | efdfb851f4ed86ef107cf4bb6e2755069107ef6ae4058473e80dca2e763e729dfa5d7a0b1d67bfe1d6911340f3ee8725df42910169ab13239f032d40d476e5d8 |
memory/2704-17-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2336-10-0x0000000002920000-0x0000000002A13000-memory.dmp
memory/2336-13-0x0000000002920000-0x0000000002A13000-memory.dmp
memory/2828-31-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2828-35-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2828-34-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2828-33-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2828-32-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2828-41-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2704-42-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-43-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-44-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-45-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-46-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-47-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-48-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-49-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-50-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-51-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-52-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-53-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-54-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-55-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/2704-56-0x0000000000400000-0x00000000004F3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-14 23:18
Reported
2024-12-14 23:21
Platform
win10v2004-20241007-en
Max time kernel
141s
Max time network
144s
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
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\keygen.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Update.exe | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1964 set thread context of 4940 | N/A | C:\Users\Admin\AppData\Local\Temp\Update.exe | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
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\Update.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\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\keygen.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\AUDIODG.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\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f12f98156e5d6f72cf3f017cd192896d_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\keygen.exe
"C:\Users\Admin\AppData\Local\Temp\keygen.exe"
C:\Users\Admin\AppData\Local\Temp\Update.exe
"C:\Users\Admin\AppData\Local\Temp\Update.exe"
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x308 0x408
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rapidzone.in | udp |
| US | 8.8.8.8:53 | 140.32.126.40.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 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\keygen.exe
| MD5 | 7104a4e156ec557b1a244248e24e1e11 |
| SHA1 | 14ad5fe6f1bd048b143680d02952236443d81a5b |
| SHA256 | 8d8bd661b6363b13d48dbdd336bdaff9b1bbafd03b7cd24495bb9089d7138e96 |
| SHA512 | eed17a4b0864d50b305fe2bd260f97544f05d6fd7e53e9f3e944de379cf4d3821acea9f2e9e56a526537b7a48300b313e01efcefe079e7d28f73e694f7c00008 |
memory/1572-16-0x0000000000400000-0x00000000004F3000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Update.exe
| MD5 | 57c55484129297bd7c28018d68188921 |
| SHA1 | 8bc8bed5b17eb1c39b211af2672b32c85890d02f |
| SHA256 | fd7a345b66cb1faa6b7cc92ea2f171b939d37b690ee2bdae9edcdb1d58a23651 |
| SHA512 | efdfb851f4ed86ef107cf4bb6e2755069107ef6ae4058473e80dca2e763e729dfa5d7a0b1d67bfe1d6911340f3ee8725df42910169ab13239f032d40d476e5d8 |
memory/1572-20-0x0000000000730000-0x000000000077A000-memory.dmp
memory/1964-21-0x0000000074CB2000-0x0000000074CB3000-memory.dmp
memory/1964-22-0x0000000074CB0000-0x0000000075261000-memory.dmp
memory/1572-27-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-31-0x00000000007F0000-0x00000000007FC000-memory.dmp
memory/1572-32-0x0000000000401000-0x000000000041B000-memory.dmp
memory/4940-33-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4940-36-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1572-28-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-25-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-24-0x0000000000730000-0x000000000077A000-memory.dmp
memory/1964-23-0x0000000074CB0000-0x0000000075261000-memory.dmp
memory/1572-30-0x00000000007D0000-0x00000000007E0000-memory.dmp
memory/1572-29-0x00000000007C0000-0x00000000007C1000-memory.dmp
memory/1572-26-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1964-39-0x0000000074CB0000-0x0000000075261000-memory.dmp
memory/4940-41-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4940-40-0x0000000000420000-0x00000000004E9000-memory.dmp
memory/1572-42-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-43-0x0000000000730000-0x000000000077A000-memory.dmp
memory/1572-44-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-45-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-46-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-47-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-48-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-49-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-50-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-51-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-52-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-53-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-54-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-55-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-56-0x0000000000400000-0x00000000004F3000-memory.dmp
memory/1572-57-0x0000000000400000-0x00000000004F3000-memory.dmp