Analysis
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max time kernel
146s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
11-07-2024 20:18
Behavioral task
behavioral1
Sample
3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe
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Size
40KB
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MD5
3a932f8a8f43b84143dc0ac039c82839
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SHA1
92da96271d3433c87584b90fc54b079254d236b5
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SHA256
e83243f92f5509a1fa420a9162928afa77440f57d2886390866efce01b42cf81
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SHA512
87ca1b4d50e6c37a49759be063b3fbcd7b75643623d39da2e4faee935dae2e127a7c2cbe0a62d82ba3b6775ea527543406a7525a2c8c091bfc768b94e412095a
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SSDEEP
768:sE9hghdN12Ozhiow2Gkm6+c3/pBzNBwIldizoxJ:su+zMOlw2GkmS3/BldOoxJ
Malware Config
Signatures
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Detect XtremeRAT payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2544-7-0x0000000000C80000-0x0000000000C92000-memory.dmp family_xtremerat C:\Windows\InstallDir\Server.exe family_xtremerat behavioral1/memory/1904-11-0x0000000000C80000-0x0000000000C92000-memory.dmp family_xtremerat behavioral1/memory/2416-12-0x0000000000C80000-0x0000000000C92000-memory.dmp family_xtremerat behavioral1/memory/1904-14-0x0000000000C80000-0x0000000000C92000-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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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.
Processes:
3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exesvchost.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1K5QEJSY-U784-26R4-O2A6-S1ND4476BN68} 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1K5QEJSY-U784-26R4-O2A6-S1ND4476BN68}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1K5QEJSY-U784-26R4-O2A6-S1ND4476BN68} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1K5QEJSY-U784-26R4-O2A6-S1ND4476BN68}\StubPath = "C:\\Windows\\InstallDir\\Server.exe" svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exesvchost.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" 3a932f8a8f43b84143dc0ac039c82839_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-1-5-21-3450744190-3404161390-554719085-1000\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" 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe -
Drops file in Windows directory 2 IoCs
Processes:
3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\InstallDir\Server.exe 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe File created C:\Windows\InstallDir\Server.exe 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
svchost.exepid process 1904 svchost.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exedescription pid process target process PID 2416 wrote to memory of 2544 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 2544 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 2544 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 2544 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 2544 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 1904 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 1904 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 1904 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 1904 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe PID 2416 wrote to memory of 1904 2416 3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3a932f8a8f43b84143dc0ac039c82839_JaffaCakes118.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
PID:2544 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Suspicious use of SetWindowsHookEx
PID:1904
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
40KB
MD53a932f8a8f43b84143dc0ac039c82839
SHA192da96271d3433c87584b90fc54b079254d236b5
SHA256e83243f92f5509a1fa420a9162928afa77440f57d2886390866efce01b42cf81
SHA51287ca1b4d50e6c37a49759be063b3fbcd7b75643623d39da2e4faee935dae2e127a7c2cbe0a62d82ba3b6775ea527543406a7525a2c8c091bfc768b94e412095a