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Malicious
Classifications

Backdoor PUA Miner

Threat Names

XMRig XMRig.A

Dynamic Analysis Report

Created on 2024-10-01T19:34:27+00:00

OKLA.exe

Windows Exe (x86-32)
...

Remarks (1/1)

(0x0200000E): The overall sleep time of all monitored processes was truncated from "3 minutes" to "10 seconds" to reveal dormant functionality.

Kernel Graph 1

Kernel Graph

Kernel Graph Legend
Code Block #1 (EP #1)
»
Information Value
Trigger _guard_dispatch_icall+0x71
Start Address 0xfffff8077d255008
Execution Path #1 (length: 4, count: 1, processes: 1 )
»
Information Value
Sequence Length 4
Processes
»
Process Count
Process 8 (System, PID: 4) 1
Sequence
»
Symbol Parameters
RtlInitUnicodeString SourceString = \Device\WinRing0_1_2_0, DestinationString_out = \Device\WinRing0_1_2_0
IoCreateDevice DriverObject_unk = 0xffff968cf7ab0a70, DeviceExtensionSize = 0x0, DeviceName = \Device\WinRing0_1_2_0, DeviceType_unk = 0x9c40, DeviceCharacteristics = 0x100, Exclusive = 0, DeviceObject_unk_out = 0xffffc1081df8a2d0, ret_val_out = 0x0
RtlInitUnicodeString SourceString = \DosDevices\WinRing0_1_2_0, DestinationString_out = \DosDevices\WinRing0_1_2_0
IoCreateSymbolicLink SymbolicLinkName = \DosDevices\WinRing0_1_2_0, DeviceName = \Device\WinRing0_1_2_0, ret_val_out = 0x0

Kernel Graph 2

Kernel Graph

Kernel Graph Legend
Code Block #2 (EP #2, #3)
»
Information Value
Trigger _guard_dispatch_icall+0x71
Start Address 0xfffff8077d2510d8
Execution Path #2 (length: 1, count: 2, processes: 1 )
»
Information Value
Sequence Length 1
Processes
»
Process Count
Process 7 (xmrig.exe, PID: 3212) 2
Sequence
»
Symbol Parameters
IofCompleteRequest Irp_unk = 0xffff968d0102f810, PriorityBoost = 0
Execution Path #3 (length: 2, count: 1, processes: 1 )
»
Information Value
Sequence Length 2
Processes
»
Process Count
Process 7 (xmrig.exe, PID: 3212) 1
Sequence
»
Symbol Parameters
KiGeneralProtectionFault
IofCompleteRequest Irp_unk = 0xffff968d0102f810, PriorityBoost = 0

Kernel Graph 3

Kernel Graph

Kernel Graph Legend
Code Block #3 (EP #4)
»
Information Value
Trigger _guard_dispatch_icall+0x71
Start Address 0xfffff8077d251424
Execution Path #4 (length: 3, count: 1, processes: 1 )
»
Information Value
Sequence Length 3
Processes
»
Process Count
Process 8 (System, PID: 4) 1
Sequence
»
Symbol Parameters
RtlInitUnicodeString SourceString = \DosDevices\WinRing0_1_2_0, DestinationString_out = \DosDevices\WinRing0_1_2_0
IoDeleteSymbolicLink SymbolicLinkName = \DosDevices\WinRing0_1_2_0, ret_val_out = 0x0
IoDeleteDevice DeviceObject_unk = 0xffff968cfdce9b70

Kernel Graph 4

Kernel Graph

Kernel Graph Legend
Code Block #4 (EP #5)
»
Information Value
Trigger _guard_dispatch_icall+0x71
Start Address 0xffffac800b5f0148
Execution Path #5 (length: 2, count: 2, processes: 2 incomplete)
»
Information Value
Sequence Length 2
Processes
»
Process Count
Process 32 (trustedinstaller.exe, PID: 3696) 1
Process 120 (shellexperiencehost.exe, PID: 4456) 1
Sequence
»
Symbol Parameters
KeAcquireSpinLockRaiseToDpc SpinLock_unk = 0xffffac800b5f0948, SpinLock_unk_out = 0xffffac800b5f0948, ret_val_unk_out = 0x2
KeReleaseSpinLock SpinLock_unk = 0xffffac800b5f0948, NewIrql_unk = 0x4371f28bb7536002, SpinLock_unk_out = 0xffffac800b5f0948

Kernel Graph 5

Kernel Graph

Kernel Graph Legend
Code Block #5 (EP #6)
»
Information Value
Trigger _guard_dispatch_icall+0x71
Start Address 0xffffac800b60b84c
Execution Path #6 (length: 20, count: 1, processes: 1 incomplete)
»
Information Value
Sequence Length 20
Processes
»
Process Count
Process 8 (System, PID: 4) 1
Sequence
»
Symbol Parameters
MmGetSessionById ret_val_out = 0xffff968d0dd25140
MmAttachSession ret_val_out = 0x0
MmSessionGetWin32Callouts ret_val_out = 0xfffff8077981fea8
ExReferenceCallBackBlock ret_val_out = 0xffff968cf52feca0
ExDereferenceCallBackBlock ret_val_out = 0xffff968cf52fecae
MmDetachSession ret_val_out = 0x0
MmQuitNextSession ret_val_out = 0x0
MmAllocateIndependentPages ret_val_out = 0xffffac800b1ff000
MmSetPageProtection ret_val_out = 0x1
KeSetCoalescableTimer Timer_unk = 0xffff968cf00e5cb3, DueTime_unk = 0xffffffffb6701cc6, Period = 0x0, TolerableDelay = 0x333, Dpc_unk = 0xffff968cf00e5cf3, Timer_unk_out = 0xffff968cf00e5cb3, ret_val_out = 0
MmGetSessionById ret_val_out = 0xffff968d0dd25140
MmAttachSession ret_val_out = 0x0
MmSessionGetWin32Callouts ret_val_out = 0xfffff8077981fea8
ExReferenceCallBackBlock ret_val_out = 0xffff968cf52feca0
ExDereferenceCallBackBlock ret_val_out = 0xffff968cf52fecae
MmDetachSession ret_val_out = 0x0
MmQuitNextSession ret_val_out = 0x0
ExFreePool P_ptr = 0xffff968cefb71000
ExAllocatePoolWithTag PoolType_unk = 0x0, NumberOfBytes_ptr = 0x70c22, Tag = 0x70764946, ret_val_ptr_out = 0xffff968cefb82000
KeSetCoalescableTimer Timer_unk = 0xffff968cf0138d42, DueTime_unk = 0xffffffffb4958525, Period = 0x0, TolerableDelay = 0x2535, Dpc_unk = 0xffff968cf0138d82, Timer_unk_out = 0xffff968cf0138d42, ret_val_out = 0
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