Analysis
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max time kernel
147s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
08-01-2025 17:37
Static task
static1
General
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Target
loader.exe
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Size
385KB
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MD5
6844fba0aadfa5f0ac0176477eb15b83
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SHA1
8fefd44737ffbb588cbd032a39d83fff50e2acc7
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SHA256
b6892085034b9bc44842b77b168519cec0daa8c2b06525337cfcebeba8bfd028
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SHA512
f7554a9787fc9a7621e2962792ae0e39f266fed11efbe758a018f57df34dfb799cd9cea18d67dc557564d0be673216ab8c056be92972320e9bf6f31a7f42237c
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SSDEEP
6144:A0bS4ZyK0FboqEMlmJV5y9pZm1yCQIEnNek2qZq8wC6NL3O8sYWR6T+aZLzjr6:A0b9ATGo93Gy9nN5Zq8wNNLsX6bL2
Malware Config
Extracted
lumma
https://robinsharez.shop/api
https://handscreamny.shop/api
https://chipdonkeruz.shop/api
https://versersleep.shop/api
https://crowdwarek.shop/api
https://apporholis.shop/api
https://femalsabler.shop/api
https://soundtappysk.shop/api
https://letterdrive.shop/api
Signatures
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Lumma family
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.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral1/memory/2956-1-0x0000000000930000-0x0000000000998000-memory.dmp net_reactor -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2956 set thread context of 3536 2956 loader.exe 78 PID 2956 set thread context of 932 2956 loader.exe 79 -
Program crash 1 IoCs
pid pid_target Process procid_target 3860 2956 WerFault.exe 76 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language loader.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 3536 2956 loader.exe 78 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79 PID 2956 wrote to memory of 932 2956 loader.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\loader.exe"C:\Users\Admin\AppData\Local\Temp\loader.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Users\Admin\AppData\Local\Temp\loader.exe"C:\Users\Admin\AppData\Local\Temp\loader.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3536
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C:\Users\Admin\AppData\Local\Temp\loader.exe"C:\Users\Admin\AppData\Local\Temp\loader.exe"2⤵
- System Location Discovery: System Language Discovery
PID:932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 1682⤵
- Program crash
PID:3860
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2956 -ip 29561⤵PID:3628