Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
06-04-2024 23:17
Behavioral task
behavioral1
Sample
e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe
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Size
187KB
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MD5
e385b4d968eb4eebcef184812aa73d59
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SHA1
419d009e271e2275102ff4a9fa23ed3b5bbd6ee4
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SHA256
992084b98896a304eeae23ed0176ce5782e969e57e02664d7949b43e9474c9a5
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SHA512
b665c1d409f4d1290f91a8801b20ba65ffad91920155246fe5631020ca64fa0d53494bde7af8b7d2e0de888c1c4c283002349e308e908af0de67c52d6940f024
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SSDEEP
3072:C44rj/lalvjK9xq67zt9lgRtFAvjK9xq67zt9lgRtFKo:pZNjWq6mROjWq6mRm
Malware Config
Extracted
xtremerat
ayyak.zapto.org
Signatures
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Detect XtremeRAT payload 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2228-2-0x0000000010000000-0x0000000010068000-memory.dmp family_xtremerat behavioral1/memory/2052-5-0x0000000010000000-0x0000000010068000-memory.dmp family_xtremerat behavioral1/memory/2080-6-0x0000000010000000-0x0000000010068000-memory.dmp family_xtremerat behavioral1/memory/2052-9-0x0000000010000000-0x0000000010068000-memory.dmp family_xtremerat behavioral1/memory/2052-10-0x0000000010000000-0x0000000010068000-memory.dmp family_xtremerat C:\Windows\InstallDir\svchost.exe family_xtremerat behavioral1/memory/2228-12-0x0000000010000000-0x0000000010068000-memory.dmp family_xtremerat behavioral1/memory/2052-13-0x0000000010000000-0x0000000010068000-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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Modifies Installed Components in the registry 2 TTPs 4 IoCs
Processes:
explorer.exesvchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1U3E38MX-81J6-33D0-0NM0-3L0VEU0773MO}\StubPath = "C:\\Windows\\InstallDir\\svchost.exe restart" explorer.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1U3E38MX-81J6-33D0-0NM0-3L0VEU0773MO} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1U3E38MX-81J6-33D0-0NM0-3L0VEU0773MO}\StubPath = "C:\\Windows\\InstallDir\\svchost.exe" svchost.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1U3E38MX-81J6-33D0-0NM0-3L0VEU0773MO} explorer.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
explorer.exesvchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\svchost.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\svchost.exe" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\svchost.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\svchost.exe" svchost.exe -
Drops file in Windows directory 3 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\Windows\InstallDir\svchost.exe explorer.exe File created C:\Windows\InstallDir\svchost.exe explorer.exe File opened for modification C:\Windows\InstallDir\ explorer.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:
explorer.exepid process 2052 explorer.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exedescription pid process target process PID 2080 wrote to memory of 2228 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe svchost.exe PID 2080 wrote to memory of 2228 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe svchost.exe PID 2080 wrote to memory of 2228 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe svchost.exe PID 2080 wrote to memory of 2228 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe svchost.exe PID 2080 wrote to memory of 2228 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe svchost.exe PID 2080 wrote to memory of 2052 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe explorer.exe PID 2080 wrote to memory of 2052 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe explorer.exe PID 2080 wrote to memory of 2052 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe explorer.exe PID 2080 wrote to memory of 2052 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe explorer.exe PID 2080 wrote to memory of 2052 2080 e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe explorer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e385b4d968eb4eebcef184812aa73d59_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
PID:2228 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:2052
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Windows\InstallDir\svchost.exeFilesize
187KB
MD5e385b4d968eb4eebcef184812aa73d59
SHA1419d009e271e2275102ff4a9fa23ed3b5bbd6ee4
SHA256992084b98896a304eeae23ed0176ce5782e969e57e02664d7949b43e9474c9a5
SHA512b665c1d409f4d1290f91a8801b20ba65ffad91920155246fe5631020ca64fa0d53494bde7af8b7d2e0de888c1c4c283002349e308e908af0de67c52d6940f024
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memory/2052-5-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB
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memory/2052-9-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB
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memory/2052-10-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB
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memory/2052-13-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB
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memory/2080-6-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB
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memory/2228-0-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB
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memory/2228-2-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB
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memory/2228-12-0x0000000010000000-0x0000000010068000-memory.dmpFilesize
416KB