Analysis
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max time kernel
146s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-01-2025 17:56
Behavioral task
behavioral1
Sample
JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe
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Size
45KB
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MD5
67096ad841870dfead5ec8a0e3c4940c
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SHA1
8543a88539e9cffd21fd853d80e0ef3de143e348
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SHA256
71c4b78392ba5fb0442d38439102677560168778b2dd6adbd02370308fe03321
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SHA512
8e66aac1bb603b9e5486bc47249eee23a58f1871dbedacc3123a8666bff02a4523ae2e6943341d4d6ede545ee9cdb13f5fcb3ed265432b5c8e339222a3c4d113
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SSDEEP
768:9B7+tjFY90iY6W1jwmDzKgEFQXbklMIAU6bhwfOgw0c0zova:jCRh31jxPEFQXbkp6b4bpova
Malware Config
Signatures
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Detect XtremeRAT payload 3 IoCs
resource yara_rule behavioral2/memory/1476-6-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/2180-7-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/1476-9-0x0000000000C80000-0x0000000000C93000-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 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_67096ad841870dfead5ec8a0e3c4940c.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2} JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\wbem\xml.exe JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe File created C:\Windows\SysWOW64\wbem\xml.exe JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe File opened for modification C:\Windows\SysWOW64\wbem\ JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.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_67096ad841870dfead5ec8a0e3c4940c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1476 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2180 wrote to memory of 1476 2180 JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe 82 PID 2180 wrote to memory of 1476 2180 JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe 82 PID 2180 wrote to memory of 1476 2180 JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe 82 PID 2180 wrote to memory of 1476 2180 JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67096ad841870dfead5ec8a0e3c4940c.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:2180 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1476
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