Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-10-2024 08:48
Behavioral task
behavioral1
Sample
615980974c3cd0617493683e879293a4_JaffaCakes118.exe
Resource
win7-20240903-en
General
-
Target
615980974c3cd0617493683e879293a4_JaffaCakes118.exe
-
Size
75KB
-
MD5
615980974c3cd0617493683e879293a4
-
SHA1
5059f260284f55c869b7ec4d2b6cc1875f66b422
-
SHA256
fcbf515ddd19f888f892cddbebfab9d9c666d2eb4afde374fee8d1128cf89d3a
-
SHA512
bb5ef9a1e8710a3b38f3b6d908cb46f10aa7831108bd1c169da3de427d440907d924635e47ec2eb8eb663e1ad4246d952fa2d77aecedc2abd2ae863e58daf31c
-
SSDEEP
768:kE9hghdN12Ozhiow2Gkm6+c3/6tzo0qZOp69AwR:ku+zMOlw2GkmS3ytoW+z
Malware Config
Signatures
-
Detect XtremeRAT payload 6 IoCs
resource yara_rule behavioral1/memory/2400-0-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/2796-6-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/files/0x00070000000193d0-7.dat family_xtremerat behavioral1/memory/2780-10-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/2400-11-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/2780-13-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
-
Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{DJ0TN1LI-D8N1-5W40-206W-BHNR0X031CA6}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" 615980974c3cd0617493683e879293a4_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{DJ0TN1LI-D8N1-5W40-206W-BHNR0X031CA6} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{DJ0TN1LI-D8N1-5W40-206W-BHNR0X031CA6}\StubPath = "C:\\Windows\\InstallDir\\Server.exe" svchost.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{DJ0TN1LI-D8N1-5W40-206W-BHNR0X031CA6} 615980974c3cd0617493683e879293a4_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe" 615980974c3cd0617493683e879293a4_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" 615980974c3cd0617493683e879293a4_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" svchost.exe -
resource yara_rule behavioral1/memory/2400-0-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/2796-6-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/files/0x00070000000193d0-7.dat upx behavioral1/memory/2780-10-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/2400-11-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/2780-13-0x0000000000C80000-0x0000000000C95000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\InstallDir\Server.exe 615980974c3cd0617493683e879293a4_JaffaCakes118.exe File created C:\Windows\InstallDir\Server.exe 615980974c3cd0617493683e879293a4_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 615980974c3cd0617493683e879293a4_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2780 explorer.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2400 wrote to memory of 2796 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2796 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2796 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2796 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2796 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2780 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 31 PID 2400 wrote to memory of 2780 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 31 PID 2400 wrote to memory of 2780 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 31 PID 2400 wrote to memory of 2780 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 31 PID 2400 wrote to memory of 2780 2400 615980974c3cd0617493683e879293a4_JaffaCakes118.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\615980974c3cd0617493683e879293a4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\615980974c3cd0617493683e879293a4_JaffaCakes118.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2796
-
-
C:\Windows\SysWOW64\explorer.exeexplorer.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2780
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
75KB
MD5615980974c3cd0617493683e879293a4
SHA15059f260284f55c869b7ec4d2b6cc1875f66b422
SHA256fcbf515ddd19f888f892cddbebfab9d9c666d2eb4afde374fee8d1128cf89d3a
SHA512bb5ef9a1e8710a3b38f3b6d908cb46f10aa7831108bd1c169da3de427d440907d924635e47ec2eb8eb663e1ad4246d952fa2d77aecedc2abd2ae863e58daf31c