Analysis
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max time kernel
91s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
11/02/2024, 03:42
Static task
static1
Behavioral task
behavioral1
Sample
fcb6adcf738982cca1afdf3710ba489b.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
fcb6adcf738982cca1afdf3710ba489b.exe
Resource
win10v2004-20231222-en
General
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Target
fcb6adcf738982cca1afdf3710ba489b.exe
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Size
40KB
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MD5
fcb6adcf738982cca1afdf3710ba489b
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SHA1
5b62a4044f9598085ea48d1984d901c85ec88723
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SHA256
c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75
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SHA512
40d64e13d0d34efeb1c1c3dc4f3755a393aab85baa2e29f3f9587300d3142d68cc4eb00fe274b2337b4cd1d3a2fa89bdf484fd0c484d36abe2cdd89d26142b4e
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SSDEEP
768:Gro0B38UZCob4fgl4zmzU6+8NaL7oRoEOqBEFiRmmY:GJsI0gl4zYQ7aoEOUeiZY
Malware Config
Signatures
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Detects LgoogLoader payload 1 IoCs
resource yara_rule behavioral2/memory/1660-21-0x0000000000DC0000-0x0000000000DCD000-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" fcb6adcf738982cca1afdf3710ba489b.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths fcb6adcf738982cca1afdf3710ba489b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fcb6adcf738982cca1afdf3710ba489b.exe = "0" fcb6adcf738982cca1afdf3710ba489b.exe -
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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation fcb6adcf738982cca1afdf3710ba489b.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths fcb6adcf738982cca1afdf3710ba489b.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions fcb6adcf738982cca1afdf3710ba489b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fcb6adcf738982cca1afdf3710ba489b.exe = "0" fcb6adcf738982cca1afdf3710ba489b.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA fcb6adcf738982cca1afdf3710ba489b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fcb6adcf738982cca1afdf3710ba489b.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4936 set thread context of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.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 2840 powershell.exe 2840 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2840 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4936 wrote to memory of 2840 4936 fcb6adcf738982cca1afdf3710ba489b.exe 84 PID 4936 wrote to memory of 2840 4936 fcb6adcf738982cca1afdf3710ba489b.exe 84 PID 4936 wrote to memory of 2840 4936 fcb6adcf738982cca1afdf3710ba489b.exe 84 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.exe 86 PID 4936 wrote to memory of 1660 4936 fcb6adcf738982cca1afdf3710ba489b.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" fcb6adcf738982cca1afdf3710ba489b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fcb6adcf738982cca1afdf3710ba489b.exe"C:\Users\Admin\AppData\Local\Temp\fcb6adcf738982cca1afdf3710ba489b.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\fcb6adcf738982cca1afdf3710ba489b.exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2840
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C:\Windows\SysWOW64\calc.exe"C:\Windows\SYSWOW64\calc.exe"2⤵PID:1660
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82