Analysis
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max time kernel
165s -
max time network
182s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
27/12/2023, 02:45
Static task
static1
Behavioral task
behavioral1
Sample
9de886a7731171c2c19d3bbfb338a825.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
9de886a7731171c2c19d3bbfb338a825.exe
Resource
win10v2004-20231215-en
General
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Target
9de886a7731171c2c19d3bbfb338a825.exe
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Size
67KB
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MD5
9de886a7731171c2c19d3bbfb338a825
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SHA1
0bf128eba4767328b78e764804e1c161a722aaee
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SHA256
ec8b0d660f214ab46007193942ebb9af1300a9fee3f9a6dc2eff8c54cc03a845
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SHA512
e2286d216b895df7b581e8682eb7c3efc60c680a45fa6383e76ff814a8385e57f87bd3377037cbd8c106d7a4a95f19fa63d8ad4417dbb3e659d5d7654ca43e81
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SSDEEP
768:LtOL9XwgC5Pbcc9pXfwxwkWoV0Rr9cxyW6MYBCpF2XMlZGBEELaF32vuDksHyeJ:aC5p7G0RGwWt6CpF2XGGmELM2vGpH9J
Malware Config
Signatures
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Detect XtremeRAT payload 6 IoCs
resource yara_rule behavioral2/memory/3300-8-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/3300-9-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/3512-15-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/4476-16-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/3300-18-0x0000000000C80000-0x0000000000C95000-memory.dmp family_xtremerat behavioral2/memory/4476-20-0x0000000000C80000-0x0000000000C95000-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\{5460C4DF-B266-909E-CB58-E32B79832EB2} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" svchost.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2} 9de886a7731171c2c19d3bbfb338a825.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\InstallDir\\scvhos.exe restart" 9de886a7731171c2c19d3bbfb338a825.exe -
resource yara_rule behavioral2/memory/3300-4-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/3300-7-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/3300-8-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/3300-9-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/3512-15-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/4476-16-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/3300-18-0x0000000000C80000-0x0000000000C95000-memory.dmp upx behavioral2/memory/4476-20-0x0000000000C80000-0x0000000000C95000-memory.dmp upx -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" 9de886a7731171c2c19d3bbfb338a825.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" 9de886a7731171c2c19d3bbfb338a825.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\scvhos.exe" svchost.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\InstallDir\scvhos.exe 9de886a7731171c2c19d3bbfb338a825.exe File created C:\Windows\SysWOW64\InstallDir\scvhos.exe 9de886a7731171c2c19d3bbfb338a825.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1428 set thread context of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 -
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 1428 9de886a7731171c2c19d3bbfb338a825.exe 4476 svchost.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 1428 wrote to memory of 3300 1428 9de886a7731171c2c19d3bbfb338a825.exe 94 PID 3300 wrote to memory of 3512 3300 9de886a7731171c2c19d3bbfb338a825.exe 96 PID 3300 wrote to memory of 3512 3300 9de886a7731171c2c19d3bbfb338a825.exe 96 PID 3300 wrote to memory of 3512 3300 9de886a7731171c2c19d3bbfb338a825.exe 96 PID 3300 wrote to memory of 3512 3300 9de886a7731171c2c19d3bbfb338a825.exe 96 PID 3300 wrote to memory of 4476 3300 9de886a7731171c2c19d3bbfb338a825.exe 97 PID 3300 wrote to memory of 4476 3300 9de886a7731171c2c19d3bbfb338a825.exe 97 PID 3300 wrote to memory of 4476 3300 9de886a7731171c2c19d3bbfb338a825.exe 97 PID 3300 wrote to memory of 4476 3300 9de886a7731171c2c19d3bbfb338a825.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe"C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exeC:\Users\Admin\AppData\Local\Temp\9de886a7731171c2c19d3bbfb338a825.exe2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
PID:3512
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C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Suspicious use of SetWindowsHookEx
PID:4476
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD59de886a7731171c2c19d3bbfb338a825
SHA10bf128eba4767328b78e764804e1c161a722aaee
SHA256ec8b0d660f214ab46007193942ebb9af1300a9fee3f9a6dc2eff8c54cc03a845
SHA512e2286d216b895df7b581e8682eb7c3efc60c680a45fa6383e76ff814a8385e57f87bd3377037cbd8c106d7a4a95f19fa63d8ad4417dbb3e659d5d7654ca43e81