Analysis
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max time kernel
148s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
31-05-2024 01:38
Static task
static1
Behavioral task
behavioral1
Sample
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe
Resource
win7-20240508-en
General
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Target
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe
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Size
509KB
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MD5
ff3aea929347d0168b02de5d2c2bcec3
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SHA1
fd7eaa628f424fc1384bcbd926a551c8e60740db
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SHA256
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651
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SHA512
c5ba038472b25fa013852b57fa712a286e56a85f015b68c5e7da72ed403aa0b896deb6583407894ae76dc59e90c475a161504d55202b4b7fe774732b22793c3b
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SSDEEP
12288:lUrKkGdrJwKcItNXOMaFshRSxD1ulXrvNE53jHd:DcA9NEQlXTaT
Malware Config
Extracted
xworm
104.250.180.178:7061
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Install_directory
%AppData%
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install_file
XClient.exe
Signatures
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Detect Xworm Payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1732-8-0x0000000000400000-0x0000000000414000-memory.dmp family_xworm behavioral1/memory/1732-16-0x0000000000400000-0x0000000000414000-memory.dmp family_xworm behavioral1/memory/1732-14-0x0000000000400000-0x0000000000414000-memory.dmp family_xworm behavioral1/memory/1732-12-0x0000000000400000-0x0000000000414000-memory.dmp family_xworm behavioral1/memory/1732-9-0x0000000000400000-0x0000000000414000-memory.dmp family_xworm -
Detects Windows executables referencing non-Windows User-Agents 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1732-8-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1732-16-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1732-14-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1732-12-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1732-9-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 2820 powershell.exe 2132 powershell.exe 2272 powershell.exe 1204 powershell.exe -
Drops startup file 2 IoCs
Processes:
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe -
Loads dropped DLL 1 IoCs
Processes:
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exepid process 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exedescription pid process target process PID 1636 set thread context of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.execdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exepid process 2820 powershell.exe 2132 powershell.exe 2272 powershell.exe 1204 powershell.exe 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exepowershell.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe Token: SeDebugPrivilege 2820 powershell.exe Token: SeDebugPrivilege 2132 powershell.exe Token: SeDebugPrivilege 2272 powershell.exe Token: SeDebugPrivilege 1204 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exepid process 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.execdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exedescription pid process target process PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1636 wrote to memory of 1732 1636 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe PID 1732 wrote to memory of 2820 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2820 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2820 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2820 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2132 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2132 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2132 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2132 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2272 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2272 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2272 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 2272 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 1204 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 1204 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 1204 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe PID 1732 wrote to memory of 1204 1732 cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe"C:\Users\Admin\AppData\Local\Temp\cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Users\Admin\AppData\Local\Temp\cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe"C:\Users\Admin\AppData\Local\Temp\cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe"2⤵
- Drops startup file
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2820
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2132
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2272
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1204
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD55e07f66f8bbd0c701efa856541ca11f6
SHA1aa829a958b9a96a486fa643f000aeebffc9a357d
SHA256f20710e19143e44f4501ee95b4b4b49cbe95eef930cdfb113854077f4678d97f
SHA51259ebcf5d0ca578b7d97bd0a94b18127c9f9bbbc15efb9a12878c518473ad45f35f01972abfd7b05f4cc9c3a0256f332d93fb456f689c7638e794964eb32d7732
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Filesize
509KB
MD5ff3aea929347d0168b02de5d2c2bcec3
SHA1fd7eaa628f424fc1384bcbd926a551c8e60740db
SHA256cdec22b746d955eea4a995cc06795a0964af334d9ad48d9666fa631cf594e651
SHA512c5ba038472b25fa013852b57fa712a286e56a85f015b68c5e7da72ed403aa0b896deb6583407894ae76dc59e90c475a161504d55202b4b7fe774732b22793c3b