Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2024 09:40
Static task
static1
Behavioral task
behavioral1
Sample
ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe
Resource
win7-20240903-en
General
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Target
ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe
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Size
170KB
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MD5
f7e04e3049ca18c4913b2e119f21b9ec
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SHA1
e9febfc187572560b5e341c78cf85e337e519313
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SHA256
ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6
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SHA512
3933209da5c285372783e045aceb8f3d962365fbc3a4bbb02f7a88bdbb174cf083350b7046ca861a615313c8f81b928585c76d619fb646f39411554a65868971
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SSDEEP
3072:2wfGVibRB5zlyH2d6spw9MAu2FJJr/T+kHNPXGTkWZASbmpc8:2wFB7yH2noMArnJTrPGu7
Malware Config
Extracted
xenorat
96.126.118.61
Microsoft Windows_3371808
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delay
5000
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install_path
appdata
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port
4444
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startup_name
svchost.exe
Signatures
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Xenorat family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ svchost.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe -
Executes dropped EXE 1 IoCs
pid Process 1688 svchost.exe -
resource yara_rule behavioral2/files/0x000200000001e733-4.dat themida behavioral2/memory/1688-26-0x0000000000080000-0x0000000000A24000-memory.dmp themida behavioral2/memory/1688-27-0x0000000000080000-0x0000000000A24000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA svchost.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 19 raw.githubusercontent.com 18 raw.githubusercontent.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1688 svchost.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 ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2468 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe 1688 svchost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1688 svchost.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5068 wrote to memory of 1688 5068 ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe 90 PID 5068 wrote to memory of 1688 5068 ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe 90 PID 5068 wrote to memory of 1688 5068 ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe 90 PID 1688 wrote to memory of 2468 1688 svchost.exe 93 PID 1688 wrote to memory of 2468 1688 svchost.exe 93 PID 1688 wrote to memory of 2468 1688 svchost.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe"C:\Users\Admin\AppData\Local\Temp\ebf59f8f0f1701f73f72b674104d460d9a3247a6978bc2c722ba9c2e3f92fde6.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /Create /TN "svchost.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3052.tmp" /F3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2468
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.9MB
MD59ce8e0cbb54f24de304851e0b7226c0a
SHA11db4c3d746ea0ad15e98ed3a2b96c2ca09fb1366
SHA25659cd7e7b0c1c0760cb9499775184b02d8a8e3188bacd9420b04987b0b5724eb5
SHA512fe5fd7e0f40074e45ad5a1709ff72670d47c2cb5e383cc9f6f4baccb21374a334d2ca1d970534f8815ae9a68c1e1f27b6517e3f8eb0a365b390686d61d0e97f8
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Filesize
1KB
MD51e9f25c9b09e3ccff8ed92426ee69726
SHA19078fd487ebeb8617fb03ed4a1b29a4e310f79e1
SHA256f7cd207422063ed60b798c72ce8e68990026a7f45c2a79fe4445bf8a139783c0
SHA5124713347c5fb8f30fe6e218ffc3b0b5309fc8986cf1e909b588dd1a5c139caad4fed7ef3c0a410b6147ec6c3a95b6647e25b702684ea99d1b8cf8c7b925d0e4f8