Analysis
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max time kernel
146s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2024 08:41
Static task
static1
Behavioral task
behavioral1
Sample
8be4839863a93ea3cef6bf60b6311218.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8be4839863a93ea3cef6bf60b6311218.exe
Resource
win10v2004-20231215-en
General
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Target
8be4839863a93ea3cef6bf60b6311218.exe
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Size
170KB
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MD5
8be4839863a93ea3cef6bf60b6311218
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SHA1
2c9e5f29c3da1b501262aff7751b204a30b5e32c
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SHA256
6db8ad2794d2c65a3c6b6a21a6eeef5aec6b1ea245b97dfd73e308bb25648315
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SHA512
7cac84ed99d5498418c04358d57e025bf21eca77418f845c239c429446faa75b6a0a0002f1c374410d3427944d8e4f8444263bb065dccd17f2a438ec4ba93cab
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SSDEEP
3072:zKEKmrDUskUVIKkAX/0L0rZmm1sJmvxHfi/R1+aJe1mgawzxsBub861jIHxownLj:zKE5IIL7JnYRUTV5nLrQLulIGsZ
Malware Config
Signatures
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Detect XtremeRAT payload 7 IoCs
Processes:
resource yara_rule behavioral2/memory/4968-2-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/4968-4-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/4968-5-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/4968-6-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/5072-10-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/4968-11-0x0000000000C80000-0x0000000000C93000-memory.dmp family_xtremerat behavioral2/memory/5072-13-0x0000000000C80000-0x0000000000C93000-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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Modifies Installed Components in the registry 2 TTPs 2 IoCs
Processes:
8be4839863a93ea3cef6bf60b6311218.exedescription ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P} 8be4839863a93ea3cef6bf60b6311218.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5KO86025-TR58-EKNU-45Y8-Y52X408MWO2P}\StubPath = "C:\\Windows\\system32\\microsoft\\xtreme.exe restart" 8be4839863a93ea3cef6bf60b6311218.exe -
Processes:
resource yara_rule behavioral2/memory/3012-0-0x00000000005D0000-0x00000000005DD000-memory.dmp upx behavioral2/memory/3012-1-0x00000000005D0000-0x00000000005DD000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
Processes:
8be4839863a93ea3cef6bf60b6311218.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\microsoft\xtreme.exe 8be4839863a93ea3cef6bf60b6311218.exe File created C:\Windows\SysWOW64\microsoft\xtreme.exe 8be4839863a93ea3cef6bf60b6311218.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
8be4839863a93ea3cef6bf60b6311218.exedescription pid Process procid_target PID 3012 set thread context of 4968 3012 8be4839863a93ea3cef6bf60b6311218.exe 84 -
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:
notepad.exepid Process 5072 notepad.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
8be4839863a93ea3cef6bf60b6311218.exe8be4839863a93ea3cef6bf60b6311218.exedescription pid Process procid_target PID 3012 wrote to memory of 4968 3012 8be4839863a93ea3cef6bf60b6311218.exe 84 PID 3012 wrote to memory of 4968 3012 8be4839863a93ea3cef6bf60b6311218.exe 84 PID 3012 wrote to memory of 4968 3012 8be4839863a93ea3cef6bf60b6311218.exe 84 PID 3012 wrote to memory of 4968 3012 8be4839863a93ea3cef6bf60b6311218.exe 84 PID 3012 wrote to memory of 4968 3012 8be4839863a93ea3cef6bf60b6311218.exe 84 PID 4968 wrote to memory of 3996 4968 8be4839863a93ea3cef6bf60b6311218.exe 85 PID 4968 wrote to memory of 3996 4968 8be4839863a93ea3cef6bf60b6311218.exe 85 PID 4968 wrote to memory of 3996 4968 8be4839863a93ea3cef6bf60b6311218.exe 85 PID 4968 wrote to memory of 5072 4968 8be4839863a93ea3cef6bf60b6311218.exe 86 PID 4968 wrote to memory of 5072 4968 8be4839863a93ea3cef6bf60b6311218.exe 86 PID 4968 wrote to memory of 5072 4968 8be4839863a93ea3cef6bf60b6311218.exe 86 PID 4968 wrote to memory of 5072 4968 8be4839863a93ea3cef6bf60b6311218.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe"C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe"C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe"2⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵PID:3996
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C:\Windows\SysWOW64\notepad.exenotepad.exe3⤵
- Suspicious use of SetWindowsHookEx
PID:5072
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