Analysis
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max time kernel
141s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
07-02-2024 21:09
Static task
static1
Behavioral task
behavioral1
Sample
8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe
Resource
win10v2004-20231215-en
General
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Target
8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe
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Size
86KB
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MD5
93a5f8883087b30a2bfbb41aa530bb28
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SHA1
cba8389fc7a814885c19931a26fd0c3aec5285be
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SHA256
8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6
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SHA512
1947b8ca414b7efc35aa79707de94c24fb6636a4fd26ba1a1702d02dd37d7957fa72b68ae70a41b747dd057f7e2bfaf8738daf8a899f5925c9c41c0ff1f03c79
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SSDEEP
1536:rD8Vu7vOjG3aPGzJG9GrxwHzcTkdqSHjDnsdyoNrzu0CvmVow5jxeiY:38VubOj2aPOM0xuwkd5HjDnsdyoNrzut
Malware Config
Signatures
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Detects LgoogLoader payload 1 IoCs
resource yara_rule behavioral2/memory/4656-16-0x0000000000BA0000-0x0000000000BAD000-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" 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe = "0" 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe -
Detects Windows exceutables bypassing UAC using CMSTP utility, command line and INF 1 IoCs
resource yara_rule behavioral2/memory/1296-6-0x000000000D160000-0x000000000D1E4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCMD -
Detects Windows executables referencing non-Windows User-Agents 1 IoCs
resource yara_rule behavioral2/memory/4656-16-0x0000000000BA0000-0x0000000000BAD000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Detects executables containing artifacts associated with disabling Widnows Defender 1 IoCs
resource yara_rule behavioral2/memory/1296-6-0x000000000D160000-0x000000000D1E4000-memory.dmp INDICATOR_SUSPICIOUS_DisableWinDefender -
Detects executables embedding command execution via IExecuteCommand COM object 1 IoCs
resource yara_rule behavioral2/memory/1296-6-0x000000000D160000-0x000000000D1E4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_IExecuteCommandCOM -
Detects executables potentially checking for WinJail sandbox window 2 IoCs
resource yara_rule behavioral2/memory/1296-6-0x000000000D160000-0x000000000D1E4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Anti_WinJail behavioral2/memory/1296-6-0x000000000D160000-0x000000000D1E4000-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-1-5-21-1815711207-1844170477-3539718864-1000\Control Panel\International\Geo\Nation 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe = "0" 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1296 set thread context of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.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 3104 powershell.exe 3104 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe Token: SeDebugPrivilege 3104 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1296 wrote to memory of 3104 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 84 PID 1296 wrote to memory of 3104 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 84 PID 1296 wrote to memory of 3104 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 84 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe 86 PID 1296 wrote to memory of 4656 1296 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.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" 8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe"C:\Users\Admin\AppData\Local\Temp\8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.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 AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1296 -
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\8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6.exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3104
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C:\Windows\SysWOW64\calc.exe"C:\Windows\SYSWOW64\calc.exe"2⤵PID:4656
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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