Analysis
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max time kernel
93s -
max time network
123s -
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 15:52
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20231215-en
General
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Target
tmp.exe
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Size
30KB
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MD5
dccb2959ebb47cee38038306dab9174a
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SHA1
353e387c6d08b771160b445e8c276458c7d886c5
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SHA256
32497449b0fce1023154fd322093211786e5c20b8d09ec799303e516966eaa26
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SHA512
2610122c2e5d41b728df607b850743d73e8c561a9ee6b77842392da37df8ffa3b678d884143265e1d6760a30d1294475c7032797aa7bf38a2ad0afad244c849a
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SSDEEP
384:2dBH40N892BTKlHysslQN9SjQ6GZ79IiExzMY9PSjF+F7uklPTVx47JUirGoGCJZ:2du0N892FiwaS7ioF7uaPTwDEFiRx
Malware Config
Signatures
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Detects LgoogLoader payload 2 IoCs
resource yara_rule behavioral2/memory/5040-20-0x0000000000A40000-0x0000000000A4D000-memory.dmp family_lgoogloader behavioral2/memory/5040-63-0x0000000000A40000-0x0000000000A4D000-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" tmp.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths tmp.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\tmp.exe = "0" tmp.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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation tmp.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions tmp.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\tmp.exe = "0" tmp.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA tmp.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" tmp.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1144 set thread context of 5040 1144 tmp.exe 84 -
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 2616 powershell.exe 2616 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1144 tmp.exe Token: SeDebugPrivilege 2616 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1144 wrote to memory of 2616 1144 tmp.exe 82 PID 1144 wrote to memory of 2616 1144 tmp.exe 82 PID 1144 wrote to memory of 2616 1144 tmp.exe 82 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 PID 1144 wrote to memory of 5040 1144 tmp.exe 84 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" tmp.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.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:1144 -
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\tmp.exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2616
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C:\Windows\SysWOW64\calc.exe"C:\Windows\SYSWOW64\calc.exe"2⤵PID:5040
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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