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Analysis
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max time kernel
146s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21/01/2025, 07:31
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe
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Size
126KB
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MD5
0303298d95bb883fbebe3f2eca899cc3
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SHA1
a8767bfc15f4669b524f3f5e48fc3e528189332c
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SHA256
da2bade5f06af31f40e10667d46ac85dcff3dcefff00667ea681d47a21edc4a4
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SHA512
73ee205ae1458afb993293fa5df5206a7e28cb9a30d624f5bbad465f8588c8881f2a9771bcd40bb3563290fcbf760c24b61582e650b54e3c0d8f546668124df3
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SSDEEP
1536:lHfA6wKBZbryh0Vttv+7MZ8cyu90AjZN:7I4tvKRAjn
Malware Config
Extracted
xtremerat
ayada.no-ip.info
Signatures
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Detect XtremeRAT payload 5 IoCs
resource yara_rule behavioral1/memory/1708-5-0x0000000000C80000-0x0000000000C96000-memory.dmp family_xtremerat behavioral1/memory/2484-12-0x0000000000C80000-0x0000000000C96000-memory.dmp family_xtremerat behavioral1/memory/2504-16-0x0000000000C80000-0x0000000000C96000-memory.dmp family_xtremerat behavioral1/memory/1708-17-0x0000000000C80000-0x0000000000C96000-memory.dmp family_xtremerat behavioral1/memory/2504-19-0x0000000000C80000-0x0000000000C96000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
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Xtremerat family
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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\{526D7626-7DE5-63MU-CSCC-7A31T284O28A}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" svchost.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{526D7626-7DE5-63MU-CSCC-7A31T284O28A} JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{526D7626-7DE5-63MU-CSCC-7A31T284O28A}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{526D7626-7DE5-63MU-CSCC-7A31T284O28A} svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe" JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1628 set thread context of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 -
resource yara_rule behavioral1/memory/1708-2-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral1/memory/1708-4-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral1/memory/1708-6-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral1/memory/1708-5-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral1/memory/2484-12-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral1/memory/2504-16-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral1/memory/1708-17-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral1/memory/2504-19-0x0000000000C80000-0x0000000000C96000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\InstallDir\Server.exe JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe File opened for modification C:\Windows\InstallDir\Server.exe JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 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 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 2504 explorer.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1628 wrote to memory of 1708 1628 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 30 PID 1708 wrote to memory of 2484 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 31 PID 1708 wrote to memory of 2484 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 31 PID 1708 wrote to memory of 2484 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 31 PID 1708 wrote to memory of 2484 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 31 PID 1708 wrote to memory of 2484 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 31 PID 1708 wrote to memory of 2504 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 32 PID 1708 wrote to memory of 2504 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 32 PID 1708 wrote to memory of 2504 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 32 PID 1708 wrote to memory of 2504 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 32 PID 1708 wrote to memory of 2504 1708 JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0303298d95bb883fbebe3f2eca899cc3.exe
- 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:1708 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2484
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C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2504
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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
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Downloads
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Filesize
126KB
MD50303298d95bb883fbebe3f2eca899cc3
SHA1a8767bfc15f4669b524f3f5e48fc3e528189332c
SHA256da2bade5f06af31f40e10667d46ac85dcff3dcefff00667ea681d47a21edc4a4
SHA51273ee205ae1458afb993293fa5df5206a7e28cb9a30d624f5bbad465f8588c8881f2a9771bcd40bb3563290fcbf760c24b61582e650b54e3c0d8f546668124df3