Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2024 09:30
Behavioral task
behavioral1
Sample
fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe
Resource
win7-20240903-en
General
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Target
fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe
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Size
192KB
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MD5
0725580895dbf96decb73d2347c1bfc7
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SHA1
714a98668b4a18ee2e65711f2d835a14feaabee8
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SHA256
fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6
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SHA512
18824d545374946fadfa2efc1a7f4137c5a7a131fa582cd177a61932f36f19ddaed1f4addf2e9971bec9c4151c00028956f83fac4e227264ea396bd3cccba03f
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SSDEEP
6144:H4FF5HbInVW5GJZ2tNYLj8MfsimYwYdlSk:H4+VzYKj86sgR1
Malware Config
Signatures
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Detect XtremeRAT payload 3 IoCs
resource yara_rule behavioral2/memory/3036-82-0x0000000000C80000-0x0000000000C96000-memory.dmp family_xtremerat behavioral2/memory/2160-86-0x0000000000C80000-0x0000000000C96000-memory.dmp family_xtremerat behavioral2/memory/2160-88-0x0000000000C80000-0x0000000000C96000-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} fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe" fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2644 set thread context of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 -
resource yara_rule behavioral2/memory/3036-62-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral2/memory/3036-79-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral2/memory/3036-82-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral2/memory/2160-86-0x0000000000C80000-0x0000000000C96000-memory.dmp upx behavioral2/memory/2160-88-0x0000000000C80000-0x0000000000C96000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\InstallDir\Server.exe fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe File created C:\Windows\InstallDir\Server.exe fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.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 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 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe -
Modifies registry class 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 2160 explorer.exe -
Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 2644 wrote to memory of 3036 2644 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 84 PID 3036 wrote to memory of 636 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 85 PID 3036 wrote to memory of 636 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 85 PID 3036 wrote to memory of 1348 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 86 PID 3036 wrote to memory of 1348 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 86 PID 3036 wrote to memory of 1348 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 86 PID 3036 wrote to memory of 4196 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 89 PID 3036 wrote to memory of 4196 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 89 PID 3036 wrote to memory of 2944 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 90 PID 3036 wrote to memory of 2944 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 90 PID 3036 wrote to memory of 2944 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 90 PID 3036 wrote to memory of 4476 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 91 PID 3036 wrote to memory of 4476 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 91 PID 3036 wrote to memory of 4508 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 92 PID 3036 wrote to memory of 4508 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 92 PID 3036 wrote to memory of 4508 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 92 PID 3036 wrote to memory of 4200 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 93 PID 3036 wrote to memory of 4200 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 93 PID 3036 wrote to memory of 1488 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 94 PID 3036 wrote to memory of 1488 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 94 PID 3036 wrote to memory of 1488 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 94 PID 3036 wrote to memory of 3088 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 95 PID 3036 wrote to memory of 3088 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 95 PID 3036 wrote to memory of 2160 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 96 PID 3036 wrote to memory of 2160 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 96 PID 3036 wrote to memory of 2160 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 96 PID 3036 wrote to memory of 2160 3036 fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe"C:\Users\Admin\AppData\Local\Temp\fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Users\Admin\AppData\Local\Temp\fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe"C:\Users\Admin\AppData\Local\Temp\fd6b9a4e42648347bcfcdeb2d5e7f4b602364d22d70dcf79f1bdbf4722af96a6.exe"2⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:636
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C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵PID:1348
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:4196
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C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵PID:2944
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:4476
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C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵PID:4508
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:4200
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C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵PID:1488
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:3088
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C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2160
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1