Analysis Overview
SHA256
db68ffa236dd34fb3c092e3b76b511bc16bbc0451c23a4e0a2083b6e744a5f4b
Threat Level: Known bad
The file JaffaCakes118_84a4cb98d7bce223019fe142191dc5af was found to be: Known bad.
Malicious Activity Summary
Revengerat family
RevengeRAT
Checks computer location settings
Drops startup file
Suspicious use of SetThreadContext
AutoIT Executable
System Location Discovery: System Language Discovery
Program crash
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-05 02:08
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: behavioral2
Detonation Overview
Submitted
2025-01-05 02:08
Reported
2025-01-05 02:11
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
114s
Command Line
Signatures
RevengeRAT
Revengerat family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1.exe | C:\Windows\SysWOW64\WScript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1.exe | C:\Windows\SysWOW64\WScript.exe | N/A |
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
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\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WScript.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe"
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\1.vbs"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3332 -ip 3332
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3332 -s 80
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ournewcompany2.hopto.org | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Roaming\1.vbs
| MD5 | 7b8daad7d9f2db34b2830161bfceb2a3 |
| SHA1 | cb805b2f46dc3983ce291d86e91247fe1817f8bf |
| SHA256 | 3bc30b67c44f8d7dc9394647667e9f6b735b818c6969285b372e74cfe362cf55 |
| SHA512 | a12d1cb131d5f10edde8ac7c980428bfb21ef2e5560d89087ca23e44d58c713ff1137712d0e75a9ee64606051785e6b7cd50c06e8115d7eb92c4d7df0effa921 |
memory/1972-12-0x0000000000400000-0x0000000000408000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\RegAsm.exe.log
| MD5 | aa1e14353932d87c160bcc8b1f025429 |
| SHA1 | 8be59f98296c1c5b9fb5ad84888d2a8dc6a3377d |
| SHA256 | 1c644f557743292853209410644526419eee72bfee8bfec839212b06d3b5e739 |
| SHA512 | 7aec11c636bfe228d2029b87f980e979de9c214264eb2dbaa25186084e39f8732a83d44580300f98a15a1a9c0637e748c1f3eb4f46520ef4c6caaae07347033b |
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-05 02:08
Reported
2025-01-05 02:11
Platform
win7-20240903-en
Max time kernel
148s
Max time network
118s
Command Line
Signatures
RevengeRAT
Revengerat family
Drops startup file
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1.exe | C:\Windows\SysWOW64\WScript.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1.exe | C:\Windows\SysWOW64\WScript.exe | N/A |
Suspicious use of SetThreadContext
Enumerates physical storage devices
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\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WScript.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a4cb98d7bce223019fe142191dc5af.exe"
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\1.vbs"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ournewcompany2.hopto.org | udp |
Files
C:\Users\Admin\AppData\Roaming\1.vbs
| MD5 | 7b8daad7d9f2db34b2830161bfceb2a3 |
| SHA1 | cb805b2f46dc3983ce291d86e91247fe1817f8bf |
| SHA256 | 3bc30b67c44f8d7dc9394647667e9f6b735b818c6969285b372e74cfe362cf55 |
| SHA512 | a12d1cb131d5f10edde8ac7c980428bfb21ef2e5560d89087ca23e44d58c713ff1137712d0e75a9ee64606051785e6b7cd50c06e8115d7eb92c4d7df0effa921 |
memory/2736-14-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2872-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2736-12-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2736-31-0x0000000000400000-0x0000000000408000-memory.dmp
memory/992-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2736-29-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2872-27-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2872-24-0x0000000000400000-0x0000000000408000-memory.dmp