Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 11:36
Static task
static1
Behavioral task
behavioral1
Sample
ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe
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Size
150KB
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MD5
ccc81326fe04f6fafeed6feb27538e6f
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SHA1
15b5e789a8b24a869020085f8253f1645439ae28
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SHA256
3945eb0f3cab76c2b4ab04ed15cef673e3441512d71a4130d7354826b73f8e60
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SHA512
e6622c68cb84eb61dec146a76118f1129668fe2f6b90ddab6541fad2811b82f7bad5bc1b85dfd250ce0d9312469e369a3527378899e8954d0a73ce23eacc6c5a
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SSDEEP
3072:PEPHs79dJt1ipxz9h5nGlFt0myNW7dEvotvXWaK:xVt1ipxxelczNW7mvIu
Malware Config
Signatures
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Detect XtremeRAT payload 6 IoCs
resource yara_rule behavioral1/memory/2384-15-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/2412-20-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/2684-18-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/2684-24-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/2384-26-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/2684-27-0x0000000010000000-0x000000001004D000-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\{0431CCX1-O811-M84J-BH64-H1J2B6B6742D}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" notepad.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{0431CCX1-O811-M84J-BH64-H1J2B6B6742D} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{0431CCX1-O811-M84J-BH64-H1J2B6B6742D}\StubPath = "C:\\Windows\\InstallDir\\Server.exe" svchost.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{0431CCX1-O811-M84J-BH64-H1J2B6B6742D} notepad.exe -
Executes dropped EXE 1 IoCs
pid Process 2412 server.exe -
Loads dropped DLL 2 IoCs
pid Process 2032 ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe 2032 ccc81326fe04f6fafeed6feb27538e6f_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" notepad.exe Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" notepad.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" svchost.exe -
resource yara_rule behavioral1/files/0x000800000001919c-4.dat upx behavioral1/memory/2032-6-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2384-15-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2412-20-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2684-18-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2684-24-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2384-26-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2684-27-0x0000000010000000-0x000000001004D000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\InstallDir\Server.exe notepad.exe File created C:\Windows\InstallDir\Server.exe notepad.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 notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2684 notepad.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2032 wrote to memory of 2412 2032 ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe 30 PID 2032 wrote to memory of 2412 2032 ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe 30 PID 2032 wrote to memory of 2412 2032 ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe 30 PID 2032 wrote to memory of 2412 2032 ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe 30 PID 2412 wrote to memory of 2384 2412 server.exe 31 PID 2412 wrote to memory of 2384 2412 server.exe 31 PID 2412 wrote to memory of 2384 2412 server.exe 31 PID 2412 wrote to memory of 2384 2412 server.exe 31 PID 2412 wrote to memory of 2384 2412 server.exe 31 PID 2412 wrote to memory of 2684 2412 server.exe 32 PID 2412 wrote to memory of 2684 2412 server.exe 32 PID 2412 wrote to memory of 2684 2412 server.exe 32 PID 2412 wrote to memory of 2684 2412 server.exe 32 PID 2412 wrote to memory of 2684 2412 server.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ccc81326fe04f6fafeed6feb27538e6f_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412 -
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:2384
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C:\Windows\SysWOW64\notepad.exenotepad.exe3⤵
- 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 SetWindowsHookEx
PID:2684
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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
33KB
MD576bad5e20a710a55b66cdc0d77650e08
SHA151a55fe8ea408e8dd0ba47f63af18b0253442479
SHA256a2a39704296e9fe7dfe4e01458b7062ab368110db376440286db40d641e1d001
SHA51235bdaea153e853e1a489ae153c4c5319425d3560a7d9e027e2e8d46cb9662a3199c2b24bba2f9aa92996cb85c7e628907b644d016f2a8efe94815dfc8322062c