Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
02/04/2024, 13:12
Static task
static1
Behavioral task
behavioral1
Sample
b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe
Resource
win7-20240221-en
General
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Target
b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe
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Size
7.0MB
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MD5
6b47add2cf208a988c57c8f00461de0b
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SHA1
cf9518f4bd3cf94ab7225423e4365f4a262a9c61
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SHA256
b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07
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SHA512
e2f5eb2e82ab1951e0bfe0994219ed676a71ccb9804be7ebbea42d9ad9596922c16600a101caccbbfd161b98fcc2d7b3e9591afb66e1878627f6cee0918b6a35
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SSDEEP
196608:oA+bmZgkjTKD4C4+e4YcJE4AcnPmP99j+zE/k:oAEGZjTvC4EtAcPmPJ/
Malware Config
Extracted
xworm
210.246.215.82:7000
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Install_directory
%ProgramData%
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install_file
WindowsNT.exe
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral1/files/0x000b000000012254-5.dat family_xworm behavioral1/memory/1820-7-0x0000000000940000-0x000000000095C000-memory.dmp family_xworm -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts xSpoofer-new.exe -
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\VideoBiosVersion xSpoofer-new.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion xSpoofer-new.exe -
Executes dropped EXE 19 IoCs
pid Process 1820 XClient.exe 1628 xSpoofer-new.exe 2564 xSpoofer-new.exe 2480 xSpoofer-new.exe 1912 xSpoofer-new.exe 1396 xSpoofer-new.exe 1468 xSpoofer-new.exe 2776 xSpoofer-new.exe 2136 xSpoofer-new.exe 1508 xSpoofer-new.exe 2320 xSpoofer-new.exe 2268 xSpoofer-new.exe 1044 xSpoofer-new.exe 1748 xSpoofer-new.exe 2168 xSpoofer-new.exe 1604 xSpoofer-new.exe 2704 xSpoofer-new.exe 2440 xSpoofer-new.exe 2008 xSpoofer-new.exe -
Loads dropped DLL 2 IoCs
pid Process 1736 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 1628 xSpoofer-new.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 15 IoCs
description pid Process procid_target PID 1628 set thread context of 2564 1628 xSpoofer-new.exe 31 PID 1628 set thread context of 2480 1628 xSpoofer-new.exe 33 PID 1628 set thread context of 1912 1628 xSpoofer-new.exe 35 PID 1628 set thread context of 1396 1628 xSpoofer-new.exe 37 PID 1628 set thread context of 1468 1628 xSpoofer-new.exe 40 PID 1628 set thread context of 2776 1628 xSpoofer-new.exe 42 PID 1628 set thread context of 2136 1628 xSpoofer-new.exe 44 PID 1628 set thread context of 1508 1628 xSpoofer-new.exe 46 PID 1628 set thread context of 2320 1628 xSpoofer-new.exe 48 PID 1628 set thread context of 2268 1628 xSpoofer-new.exe 50 PID 1628 set thread context of 1044 1628 xSpoofer-new.exe 52 PID 1628 set thread context of 1748 1628 xSpoofer-new.exe 54 PID 1628 set thread context of 2168 1628 xSpoofer-new.exe 56 PID 1628 set thread context of 1604 1628 xSpoofer-new.exe 58 PID 1628 set thread context of 2704 1628 xSpoofer-new.exe 60 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1628 xSpoofer-new.exe Token: SeDebugPrivilege 1820 XClient.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1736 wrote to memory of 1820 1736 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 28 PID 1736 wrote to memory of 1820 1736 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 28 PID 1736 wrote to memory of 1820 1736 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 28 PID 1736 wrote to memory of 1628 1736 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 29 PID 1736 wrote to memory of 1628 1736 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 29 PID 1736 wrote to memory of 1628 1736 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 29 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2564 1628 xSpoofer-new.exe 31 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 2480 1628 xSpoofer-new.exe 33 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1912 1628 xSpoofer-new.exe 35 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1396 1628 xSpoofer-new.exe 37 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 1468 1628 xSpoofer-new.exe 40 PID 1628 wrote to memory of 2776 1628 xSpoofer-new.exe 42 PID 1628 wrote to memory of 2776 1628 xSpoofer-new.exe 42 PID 1628 wrote to memory of 2776 1628 xSpoofer-new.exe 42 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe"C:\Users\Admin\AppData\Local\Temp\b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Users\Admin\AppData\Roaming\XClient.exe"C:\Users\Admin\AppData\Roaming\XClient.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1820
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exe"C:\Users\Admin\AppData\Roaming\xSpoofer-new.exe"2⤵
- Drops file in Drivers directory
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XblAuthManager3⤵
- Executes dropped EXE
PID:2564
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XblGameSave3⤵
- Executes dropped EXE
PID:2480
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XboxGipSvc3⤵
- Executes dropped EXE
PID:1912
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XboxNetApiSvc3⤵
- Executes dropped EXE
PID:1396
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop xboxgip3⤵
- Executes dropped EXE
PID:1468
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XblAuthManager3⤵
- Executes dropped EXE
PID:2776
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XblGameSave3⤵
- Executes dropped EXE
PID:2136
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XboxNetApiSvc3⤵
- Executes dropped EXE
PID:1508
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XboxGipSvc3⤵
- Executes dropped EXE
PID:2320
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete xboxgip3⤵
- Executes dropped EXE
PID:2268
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop vgk3⤵
- Executes dropped EXE
PID:1044
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete "HKLM\SYSTEM\CurrentControlSet\Services\xbgm" /f3⤵
- Executes dropped EXE
PID:1748
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows\GameDVR" /v AllowGameDVR /t REG_DWORD /d 0 /f3⤵
- Executes dropped EXE
PID:2168
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe /Change /TN "Microsoft\XblGameSave\XblGameSaveTask" /disable3⤵
- Executes dropped EXE
PID:1604
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe /Change /TN "Microsoft\XblGameSave\XblGameSaveTaskLogon" /disableL3⤵
- Executes dropped EXE
PID:2704
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe -Command "& {Get-AppxPackage -allusers *xbox* | Remove-AppxPackage}"3⤵
- Executes dropped EXE
PID:2440
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe3⤵
- Executes dropped EXE
PID:2008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
87KB
MD5626eb43e3611e3217f8602f7b8206889
SHA1358935565a0a495a62559b204b7b41cbc365d8d9
SHA2563c468ad439464cebe619052e06cf797b296ab0d9bcf88d475fb5c9b42b489573
SHA512f4bf30eeadb557501362de71d4b6d58ab498d98e52b453f6e20309da36fe288d098dab9bb08cfcecf12787536ff20f0e649401ab6b0ff75e6671a4f3ebc4cd29
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Filesize
6.8MB
MD5233320478ce264f9e08d249244dc4fdb
SHA1af46758a7c39b4edf4b5b0819f732abb5ad19e17
SHA256edb57df920f62e6f1241695f8a46e420f104455a54fe91431db545834fd8d5ba
SHA512b1c06e96cbabd58f8489a18c8c270718cea634a9bbd4fd67786cd5d31cfa475d4f97e2389f1ce2b5ddf10db9687b5cb5361e878d29427f9670f59343468d5967