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Analysis
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max time kernel
149s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26/01/2025, 09:43
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe
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Size
192KB
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MD5
346c6012a915bd9991f5bd367b5ddaed
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SHA1
5fede2bbaf4fffcaf6113c62cb7cb1d830b7926b
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SHA256
07e1821f25247fe00077540c9ea9ddead92e91c40bc58be5c9962c38107802e8
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SHA512
03e53c1c589e1e041beb72dcfd69bfa10c6b4d447311edd96ade63028b60136f4d9f739f84a9e93c6cd5f348bea08bf740bd81d80fb7e09708a4360ba41c3c49
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SSDEEP
3072:qezNcARiXE1d+1mfA69pOevJtNx1FMPKGzaWrskkkPKF8/Gcv:q248pOextNx1
Malware Config
Signatures
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Detect XtremeRAT payload 6 IoCs
resource yara_rule behavioral1/memory/1872-6-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/1872-5-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/2128-14-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/2436-18-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/1872-19-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral1/memory/2436-21-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
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Xtremerat family
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\InstallDir\\update.exe" svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\update.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\update.exe" svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1568 set thread context of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 -
resource yara_rule behavioral1/memory/1872-2-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/1872-6-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/1872-5-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/1872-4-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/2128-14-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/2436-18-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/1872-19-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral1/memory/2436-21-0x0000000000C80000-0x0000000000C95000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\InstallDir\update.exe JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe File created C:\Windows\InstallDir\update.exe JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.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_346c6012a915bd9991f5bd367b5ddaed.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 2436 svchost.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1568 wrote to memory of 1872 1568 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 30 PID 1872 wrote to memory of 2128 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 31 PID 1872 wrote to memory of 2128 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 31 PID 1872 wrote to memory of 2128 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 31 PID 1872 wrote to memory of 2128 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 31 PID 1872 wrote to memory of 2128 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 31 PID 1872 wrote to memory of 2436 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 32 PID 1872 wrote to memory of 2436 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 32 PID 1872 wrote to memory of 2436 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 32 PID 1872 wrote to memory of 2436 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 32 PID 1872 wrote to memory of 2436 1872 JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1568 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exeC:\Users\Admin\AppData\Local\Temp\JaffaCakes118_346c6012a915bd9991f5bd367b5ddaed.exe2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1872 -
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:2128
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C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2436
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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
192KB
MD5346c6012a915bd9991f5bd367b5ddaed
SHA15fede2bbaf4fffcaf6113c62cb7cb1d830b7926b
SHA25607e1821f25247fe00077540c9ea9ddead92e91c40bc58be5c9962c38107802e8
SHA51203e53c1c589e1e041beb72dcfd69bfa10c6b4d447311edd96ade63028b60136f4d9f739f84a9e93c6cd5f348bea08bf740bd81d80fb7e09708a4360ba41c3c49