Analysis
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max time kernel
151s -
max time network
173s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 20:55
Static task
static1
Behavioral task
behavioral1
Sample
8e071395d021200cfdc4c286b3e85e9a.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8e071395d021200cfdc4c286b3e85e9a.exe
Resource
win10v2004-20231215-en
General
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Target
8e071395d021200cfdc4c286b3e85e9a.exe
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Size
113KB
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MD5
8e071395d021200cfdc4c286b3e85e9a
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SHA1
66ff12aeff616501903828be2a4db842c47c17d9
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SHA256
8c6d6514f0cd7af9defc3b46b1553d8ae2ab73ec6270147b12ed166e72ac1e92
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SHA512
7782fe6249d7416ef5e2e1f51ba3f108a0adc9a3cbc44b012b3948d77a9e9df632d4ec4df54f6dc77eec8844d4c9b061d409e22be0cf6148f2ca33d2b4dcae78
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SSDEEP
1536:mC5p7b0RGwWtTYGUFwMeAur6vcOAFpRJNF+75DUSvHgMpvP5D9xOPcJS7:mIdo8tEMF+ErFnJkUmAMVRccJS7
Malware Config
Extracted
xtremerat
x0n1rlz.no-ip.biz
Signatures
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Detect XtremeRAT payload 8 IoCs
resource yara_rule behavioral1/memory/2044-4-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral1/memory/2044-7-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral1/memory/2044-5-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral1/memory/2044-3-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral1/memory/2716-10-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral1/memory/2044-13-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral1/memory/2044-15-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral1/memory/2716-16-0x0000000010000000-0x000000001004A000-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 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1N556FP8-O3W3-30W5-22WD-A725R111KXS5} 8e071395d021200cfdc4c286b3e85e9a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1N556FP8-O3W3-30W5-22WD-A725R111KXS5}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe restart" 8e071395d021200cfdc4c286b3e85e9a.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1N556FP8-O3W3-30W5-22WD-A725R111KXS5} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1N556FP8-O3W3-30W5-22WD-A725R111KXS5}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe" svchost.exe -
Adds Run key to start application 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Gadget = "%Gadget%" 8e071395d021200cfdc4c286b3e85e9a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Gadgets = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Gadgets = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Gadgets = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe" 8e071395d021200cfdc4c286b3e85e9a.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Gadgets = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe" 8e071395d021200cfdc4c286b3e85e9a.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2856 set thread context of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2856 8e071395d021200cfdc4c286b3e85e9a.exe 2044 8e071395d021200cfdc4c286b3e85e9a.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2856 wrote to memory of 2044 2856 8e071395d021200cfdc4c286b3e85e9a.exe 28 PID 2044 wrote to memory of 2716 2044 8e071395d021200cfdc4c286b3e85e9a.exe 29 PID 2044 wrote to memory of 2716 2044 8e071395d021200cfdc4c286b3e85e9a.exe 29 PID 2044 wrote to memory of 2716 2044 8e071395d021200cfdc4c286b3e85e9a.exe 29 PID 2044 wrote to memory of 2716 2044 8e071395d021200cfdc4c286b3e85e9a.exe 29 PID 2044 wrote to memory of 2716 2044 8e071395d021200cfdc4c286b3e85e9a.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\8e071395d021200cfdc4c286b3e85e9a.exe"C:\Users\Admin\AppData\Local\Temp\8e071395d021200cfdc4c286b3e85e9a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Users\Admin\AppData\Local\Temp\8e071395d021200cfdc4c286b3e85e9a.exeC:\Users\Admin\AppData\Local\Temp\8e071395d021200cfdc4c286b3e85e9a.exe2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
PID:2716
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
113KB
MD58e071395d021200cfdc4c286b3e85e9a
SHA166ff12aeff616501903828be2a4db842c47c17d9
SHA2568c6d6514f0cd7af9defc3b46b1553d8ae2ab73ec6270147b12ed166e72ac1e92
SHA5127782fe6249d7416ef5e2e1f51ba3f108a0adc9a3cbc44b012b3948d77a9e9df632d4ec4df54f6dc77eec8844d4c9b061d409e22be0cf6148f2ca33d2b4dcae78