Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20250610-en - resource tags
arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system - submitted
03/12/2025, 13:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win10v2004-20250619-en
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win11-20250610-en
17 signatures
150 seconds
General
- Target file.exe
- Size 3.3MB
- Sample251203-qmb8ea1jdn
- SHA256 1ebcfddad6ca2b49edfeacdfb3e9f074333729b965d637aa44ecb8df3626efe9
- MD5 ab943920f96a90e50a368e128a8717ce
- SHA1 858d8b4a31fa746a85c9c8336d59bd5a550a8086
- SHA512 4633d8f5ef18ea7b30cfcaeaa14d5364b73ad7cdfcd4f373550eab22c96b69c9cfaa74e8b8714c4efc5c489ffb96106be7a8461f91c5e9276ba58501216fb2f0
- SSDEEP 98304:qGOpZ5mFCugjTYsy5TVG9KkZ3L3e0gsp+e:qEsy5TVG4gX
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Xmrig family
- XMRig Miner payload 23 IoCs
resource yara_rule behavioral2/memory/2856-80-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-78-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-76-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-77-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-74-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-85-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-87-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-86-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-92-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-91-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-94-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-95-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-90-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-89-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-84-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-75-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-82-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-83-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-81-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-79-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-73-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-72-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig behavioral2/memory/2856-93-0x0000000140000000-0x00000001408CB000-memory.dmp xmrig - Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1448 powershell.exe 4108 powershell.exe - Creates new service(s) 2 TTPs
- Cryptocurrency Miner
Makes network request to known mining pool URL.
- Executes dropped EXE 1 IoCs
pid Process 3772 bokjoamzbbvc.exe - Stops running service(s) 4 TTPs
- Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\system32\MRT.exe bokjoamzbbvc.exe File opened for modification C:\Windows\system32\MRT.exe file.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log powershell.exe - Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 4824 set thread context of 1580 4824 file.exe 81 PID 3772 set thread context of 3660 3772 bokjoamzbbvc.exe 99 PID 3772 set thread context of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 set thread context of 2856 3772 bokjoamzbbvc.exe 103 -
resource yara_rule behavioral2/memory/2856-67-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-68-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-80-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-78-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-76-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-77-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-70-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-74-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-85-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-87-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-86-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-92-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-91-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-94-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-95-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-90-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-89-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-84-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-75-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-82-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-83-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-81-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-79-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-73-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-72-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-71-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-69-0x0000000140000000-0x00000001408CB000-memory.dmp upx behavioral2/memory/2856-93-0x0000000140000000-0x00000001408CB000-memory.dmp upx - Launches sc.exe 4 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5084 sc.exe 5068 sc.exe 5944 sc.exe 4852 sc.exe - Modifies data under HKEY_USERS 46 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4824 file.exe 1448 powershell.exe 1448 powershell.exe 4824 file.exe 4824 file.exe 4824 file.exe 4824 file.exe 4824 file.exe 4824 file.exe 3772 bokjoamzbbvc.exe 4108 powershell.exe 4108 powershell.exe 3772 bokjoamzbbvc.exe 3772 bokjoamzbbvc.exe 3772 bokjoamzbbvc.exe 3772 bokjoamzbbvc.exe 2856 dialer.exe 2856 dialer.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1448 powershell.exe Token: SeDebugPrivilege 4108 powershell.exe Token: SeLockMemoryPrivilege 2856 dialer.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2856 dialer.exe - Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 4824 wrote to memory of 1580 4824 file.exe 81 PID 4824 wrote to memory of 1580 4824 file.exe 81 PID 4824 wrote to memory of 1580 4824 file.exe 81 PID 4824 wrote to memory of 1580 4824 file.exe 81 PID 4824 wrote to memory of 1580 4824 file.exe 81 PID 4344 wrote to memory of 4420 4344 cmd.exe 89 PID 3772 wrote to memory of 3660 3772 bokjoamzbbvc.exe 99 PID 3772 wrote to memory of 3660 3772 bokjoamzbbvc.exe 99 PID 3772 wrote to memory of 3660 3772 bokjoamzbbvc.exe 99 PID 3772 wrote to memory of 3660 3772 bokjoamzbbvc.exe 99 PID 3772 wrote to memory of 3660 3772 bokjoamzbbvc.exe 99 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 4528 3772 bokjoamzbbvc.exe 100 PID 3772 wrote to memory of 2856 3772 bokjoamzbbvc.exe 103 PID 3772 wrote to memory of 2856 3772 bokjoamzbbvc.exe 103 PID 3772 wrote to memory of 2856 3772 bokjoamzbbvc.exe 103 PID 4508 wrote to memory of 4472 4508 cmd.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1448
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:4344 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵PID:4420
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C:\Windows\system32\dialer.exeC:\Windows\system32\dialer.exe2⤵PID:1580
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "NHHNXIBN"2⤵
- Launches sc.exe
PID:5084
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe create "NHHNXIBN" binpath= "C:\ProgramData\lyvmbzqbnqcl\bokjoamzbbvc.exe" start= "auto"2⤵
- Launches sc.exe
PID:5068
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:5944
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "NHHNXIBN"2⤵
- Launches sc.exe
PID:4852
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C:\ProgramData\lyvmbzqbnqcl\bokjoamzbbvc.exeC:\ProgramData\lyvmbzqbnqcl\bokjoamzbbvc.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4108
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵PID:4472
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C:\Windows\system32\dialer.exeC:\Windows\system32\dialer.exe2⤵PID:3660
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C:\Windows\system32\dialer.exeC:\Windows\system32\dialer.exe2⤵PID:4528
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C:\Windows\system32\dialer.exedialer.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2856
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\lyvmbzqbnqcl\bokjoamzbbvc.exe
- Size 3.3MB
- SHA256 1ebcfddad6ca2b49edfeacdfb3e9f074333729b965d637aa44ecb8df3626efe9
- MD5 ab943920f96a90e50a368e128a8717ce
- SHA1 858d8b4a31fa746a85c9c8336d59bd5a550a8086
- SHA512 4633d8f5ef18ea7b30cfcaeaa14d5364b73ad7cdfcd4f373550eab22c96b69c9cfaa74e8b8714c4efc5c489ffb96106be7a8461f91c5e9276ba58501216fb2f0
- SSDEEP 98304:qGOpZ5mFCugjTYsy5TVG9KkZ3L3e0gsp+e:qEsy5TVG4gX
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rq5m5oic.lbu.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512