lgoogloader | 45823c5ed289f2ceb30eb5324fd1e7e6b782806ac33188cf98b79ecb42e35648

General

Target
440d92790808d8077b95e7717376ee94.exe
Size 503KB
Sample221212-vzabssca64
SHA256 45823c5ed289f2ceb30eb5324fd1e7e6b782806ac33188cf98b79ecb42e35648
MD5 440d92790808d8077b95e7717376ee94
SHA1 0074c02e4b44ba014be33189b9999078d3de0f65
SHA512 27890d5fac6d3790329b3c26ba688846498050de20e491ca5c086c218ee036ae16a366b826efb92c74d94e1c4bf091dcc37be823f074113ee1485a2df0581e72
SSDEEP 12288:iDJH51hljNXMyCwVUP0f0E0tendf1HtrY26h/jCD:i/hNXmwVmg0XtKXrYFR
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

lgoogloader downloader evasion persistence trojan

Malware Config

Signatures

Detects LgoogLoader payload 1 IoCs

resource	yara_rule
behavioral2/memory/5052-144-0x0000000000D10000-0x0000000000D1D000-memory.dmp	family_lgoogloader

LgoogLoader
A downloader capable of dropping and executing other malware families.
downloader lgoogloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	440d92790808d8077b95e7717376ee94.exe

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	440d92790808d8077b95e7717376ee94.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\440d92790808d8077b95e7717376ee94.exe = "0"	440d92790808d8077b95e7717376ee94.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\TaskKill\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\Иисус.sys"	440d92790808d8077b95e7717376ee94.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	440d92790808d8077b95e7717376ee94.exe

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	440d92790808d8077b95e7717376ee94.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\440d92790808d8077b95e7717376ee94.exe = "0"	440d92790808d8077b95e7717376ee94.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	440d92790808d8077b95e7717376ee94.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	440d92790808d8077b95e7717376ee94.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	440d92790808d8077b95e7717376ee94.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4612 set thread context of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4636	powershell.exe
4636	powershell.exe
4612	440d92790808d8077b95e7717376ee94.exe
4612	440d92790808d8077b95e7717376ee94.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4612	440d92790808d8077b95e7717376ee94.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4612	440d92790808d8077b95e7717376ee94.exe
Token: SeLoadDriverPrivilege	4612	440d92790808d8077b95e7717376ee94.exe
Token: SeDebugPrivilege	4636	powershell.exe
Token: SeDebugPrivilege	4612	440d92790808d8077b95e7717376ee94.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 4636	4612	440d92790808d8077b95e7717376ee94.exe	80
PID 4612 wrote to memory of 4636	4612	440d92790808d8077b95e7717376ee94.exe	80
PID 4612 wrote to memory of 5060	4612	440d92790808d8077b95e7717376ee94.exe	82
PID 4612 wrote to memory of 5060	4612	440d92790808d8077b95e7717376ee94.exe	82
PID 4612 wrote to memory of 5060	4612	440d92790808d8077b95e7717376ee94.exe	82
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83
PID 4612 wrote to memory of 5052	4612	440d92790808d8077b95e7717376ee94.exe	83

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	440d92790808d8077b95e7717376ee94.exe

C:\Users\Admin\AppData\Local\Temp\440d92790808d8077b95e7717376ee94.exe
"C:\Users\Admin\AppData\Local\Temp\440d92790808d8077b95e7717376ee94.exe"
1⤵
- UAC bypass
- Windows security bypass
- Sets service image path in registry
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4612
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\440d92790808d8077b95e7717376ee94.exe" -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4636
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  PID:5060
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  PID:5052