Analysis
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max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
20-10-2024 08:11
Static task
static1
Behavioral task
behavioral1
Sample
6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe
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Size
261KB
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MD5
6136829c70d5b6c6418064dce6fff164
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SHA1
af759ed75a3db6611c9d9dde3871fbcaea8f969f
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SHA256
a99990347c3e6eb8a15b047ab9042f19886e7db8058a2b84c2e56af38598dc35
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SHA512
ff80d0162596f322a7b31b19a3302d59216d03c73d6fcb0b3d7901b97fee4b329e56c4457d93a48d85d4da21d67e56bdd370cfe28376ca974657c280be5b73a8
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SSDEEP
6144:eMqPhsvTkou98LwvP6bQ7yMP+DE827fVdoj:eMqP8Tw6b7MP+Dd27VKj
Malware Config
Extracted
xtremerat
trojandeneme001.zapto.org
Signatures
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Detect XtremeRAT payload 2 IoCs
resource yara_rule behavioral1/memory/2672-115-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/1036-121-0x0000000010000000-0x000000001004D000-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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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2520 set thread context of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 -
resource yara_rule behavioral1/memory/2672-109-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2672-112-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2672-115-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2672-114-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2672-107-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/1036-121-0x0000000010000000-0x000000001004D000-memory.dmp upx -
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 3 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 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Modifies registry class 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2672 2520 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 30 PID 2672 wrote to memory of 1036 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 31 PID 2672 wrote to memory of 1036 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 31 PID 2672 wrote to memory of 1036 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 31 PID 2672 wrote to memory of 1036 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 31 PID 2672 wrote to memory of 1036 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 31 PID 2672 wrote to memory of 2708 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 32 PID 2672 wrote to memory of 2708 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 32 PID 2672 wrote to memory of 2708 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 32 PID 2672 wrote to memory of 2708 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 32 PID 2672 wrote to memory of 2708 2672 6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Users\Admin\AppData\Local\Temp\6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6136829c70d5b6c6418064dce6fff164_JaffaCakes118.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- System Location Discovery: System Language Discovery
PID:1036
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵PID:2708
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