Analysis
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max time kernel
146s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-01-2025 04:02
Behavioral task
behavioral1
Sample
JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe
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Size
45KB
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MD5
6a1c0679d0deba25e4426476c87cc4a0
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SHA1
a047673b194d7b8c584369904d83a52f5f470fe0
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SHA256
15e7d7c5ffc6faaa419594bb1bcbb980fefb79d6707d592abe25a067d1fa8a7a
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SHA512
65c66a3f4a398d376c4722f69fd7d46121de1e6241e945e88a86bfbc94d90bef310dceb5a1f6b6a8f6a6f9d2e484611be1f5b347931410382a3aa26c951e16e5
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SSDEEP
768:9Br+tjFY90iY6W1jwmDzKgEFQX6klMIAnF8hwfOgw0clzova:jyRh31jxPEFQX6k+F84bIova
Malware Config
Signatures
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Detect XtremeRAT payload 3 IoCs
resource yara_rule behavioral2/memory/3060-6-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/4468-7-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/3060-9-0x0000000000C80000-0x0000000000C93000-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} JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\wbem\\xml.exe restart" JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\wbem\xml.exe JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe File created C:\Windows\SysWOW64\wbem\xml.exe JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe File opened for modification C:\Windows\SysWOW64\wbem\ JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.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 2 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_6a1c0679d0deba25e4426476c87cc4a0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3060 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4468 wrote to memory of 3060 4468 JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe 83 PID 4468 wrote to memory of 3060 4468 JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe 83 PID 4468 wrote to memory of 3060 4468 JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe 83 PID 4468 wrote to memory of 3060 4468 JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a1c0679d0deba25e4426476c87cc4a0.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4468 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3060
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