Analysis
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max time kernel
143s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
16-02-2024 06:31
Static task
static1
Behavioral task
behavioral1
Sample
fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe
Resource
win10v2004-20231215-en
General
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Target
fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe
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Size
63KB
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MD5
cbfbeaf0a6e70056f43406053cd61f1e
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SHA1
b7088a9f29b8ab84aedaffec81441580775d5393
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SHA256
fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b
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SHA512
2930b11123191108d66e1bba5cb43f34ca963c424f6dd9c61751db62cef3039773dd100c179909d30099953513ca6eb07e29732af7928d2602c35a8020271c5c
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SSDEEP
1536:7PlU35kjwNUMhTsjJOCq29suranxH2ufS/TGfb1eis:7P2jU+Tsjs22gaxH2zTGAb
Malware Config
Signatures
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Detects LgoogLoader payload 2 IoCs
resource yara_rule behavioral2/memory/3080-19-0x0000000002EB0000-0x0000000002EBD000-memory.dmp family_lgoogloader behavioral2/memory/3080-64-0x0000000002EB0000-0x0000000002EBD000-memory.dmp family_lgoogloader -
LgoogLoader
A downloader capable of dropping and executing other malware families.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe = "0" fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe -
Detects Windows exceutables bypassing UAC using CMSTP utility, command line and INF 1 IoCs
resource yara_rule behavioral2/memory/4936-9-0x0000000006880000-0x000000000699A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCMD -
Detects Windows executables referencing non-Windows User-Agents 2 IoCs
resource yara_rule behavioral2/memory/3080-19-0x0000000002EB0000-0x0000000002EBD000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral2/memory/3080-64-0x0000000002EB0000-0x0000000002EBD000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Detects executables containing artifacts associated with disabling Widnows Defender 1 IoCs
resource yara_rule behavioral2/memory/4936-9-0x0000000006880000-0x000000000699A000-memory.dmp INDICATOR_SUSPICIOUS_DisableWinDefender -
Detects executables embedding command execution via IExecuteCommand COM object 1 IoCs
resource yara_rule behavioral2/memory/4936-9-0x0000000006880000-0x000000000699A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_IExecuteCommandCOM -
Detects executables potentially checking for WinJail sandbox window 2 IoCs
resource yara_rule behavioral2/memory/4936-9-0x0000000006880000-0x000000000699A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Anti_WinJail behavioral2/memory/4936-9-0x0000000006880000-0x000000000699A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Anti_OldCopyPaste -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe = "0" fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4936 set thread context of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2816 powershell.exe 2816 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2816 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4936 wrote to memory of 2816 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 84 PID 4936 wrote to memory of 2816 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 84 PID 4936 wrote to memory of 2816 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 84 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 PID 4936 wrote to memory of 3080 4936 fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe 86 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe"C:\Users\Admin\AppData\Local\Temp\fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe"1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4936 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\fa776a4e5e0653f7856a19c3a9fbdad306eb9365cb553bc223d8075be5f5cd3b.exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2816
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C:\Windows\SysWOW64\calc.exe"C:\Windows\SYSWOW64\calc.exe"2⤵PID:3080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82