Analysis
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max time kernel
130s -
max time network
147s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
17-11-2020 15:36
Static task
static1
Behavioral task
behavioral1
Sample
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe
Resource
win7v20201028
General
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Target
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe
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Size
28KB
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MD5
13d84033f65345d8a87391ec0eb6b482
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SHA1
b6354b17def07e0ead0f90a30b50c9090e720e5f
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SHA256
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18
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SHA512
5093353181b2c6cb0ec0c421e7e5b87e3e222fd6fb5e250bed960ebad1a0041be4e7ba412067e1c6d4eba6e1248c59022eef87c281346c507aa0ae8990fe285f
Malware Config
Extracted
xpertrat
3.0.10
special X
sandshoe.myfirewall.org:2054
sandshoe.myfirewall.org:4000
C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4
Signatures
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XpertRAT Core Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/1336-12-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat behavioral2/memory/1336-13-0x0000000000401364-mapping.dmp xpertrat behavioral2/memory/1336-14-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
iexplore.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4 = "C:\\Users\\Admin\\AppData\\Roaming\\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4\\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4.exe" iexplore.exe -
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
iexplore.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4 = "C:\\Users\\Admin\\AppData\\Roaming\\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4\\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4.exe" iexplore.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4 = "C:\\Users\\Admin\\AppData\\Roaming\\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4\\C7H2A8R6-A3X1-J1N8-N887-L0I1C4O6U0D4.exe" iexplore.exe -
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exepid process 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exedescription pid process target process PID 648 set thread context of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 2172 set thread context of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2716 648 WerFault.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2704 timeout.exe -
Suspicious behavior: EnumeratesProcesses 21 IoCs
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exeWerFault.exepid process 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2716 WerFault.exe 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exeiexplore.exeWerFault.exedescription pid process Token: SeDebugPrivilege 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe Token: SeDebugPrivilege 1336 iexplore.exe Token: SeRestorePrivilege 2716 WerFault.exe Token: SeBackupPrivilege 2716 WerFault.exe Token: SeDebugPrivilege 2716 WerFault.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exeiexplore.exepid process 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 1336 iexplore.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exedescription pid process target process PID 648 wrote to memory of 2704 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe timeout.exe PID 648 wrote to memory of 2704 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe timeout.exe PID 648 wrote to memory of 2704 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe timeout.exe PID 648 wrote to memory of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 648 wrote to memory of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 648 wrote to memory of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 648 wrote to memory of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 648 wrote to memory of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 648 wrote to memory of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 648 wrote to memory of 2172 648 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe PID 2172 wrote to memory of 1336 2172 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe iexplore.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe"C:\Users\Admin\AppData\Local\Temp\099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 52⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Local\Temp\099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe"C:\Users\Admin\AppData\Local\Temp\099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe"2⤵
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Program Files (x86)\Internet Explorer\iexplore.exeC:\Users\Admin\AppData\Local\Temp\099803578388c6f4a6a4904fdb0b8b8e77e7ee9c14eccbda79272baf92093e18.exe3⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 17242⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/648-1-0x0000000000790000-0x0000000000791000-memory.dmpFilesize
4KB
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memory/648-3-0x0000000004F80000-0x0000000004F81000-memory.dmpFilesize
4KB
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memory/648-5-0x0000000006BF0000-0x0000000006C29000-memory.dmpFilesize
228KB
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memory/648-6-0x0000000007130000-0x0000000007131000-memory.dmpFilesize
4KB
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memory/648-0-0x00000000730E0000-0x00000000737CE000-memory.dmpFilesize
6.9MB
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memory/1336-12-0x0000000000400000-0x0000000000443000-memory.dmpFilesize
268KB
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memory/1336-14-0x0000000000400000-0x0000000000443000-memory.dmpFilesize
268KB
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memory/1336-13-0x0000000000401364-mapping.dmp
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memory/2172-7-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2172-9-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2172-8-0x00000000004010B8-mapping.dmp
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memory/2704-4-0x0000000000000000-mapping.dmp
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memory/2716-15-0x0000000004850000-0x0000000004851000-memory.dmpFilesize
4KB
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memory/2716-19-0x0000000004F90000-0x0000000004F91000-memory.dmpFilesize
4KB