Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/06/2026, 16:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-06-26_3a059895df5f12b49912a16a1dcb81b1_elex_karagany_remcos_rhadamanthys_silence_smoke-loader.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-26_3a059895df5f12b49912a16a1dcb81b1_elex_karagany_remcos_rhadamanthys_silence_smoke-loader.exe
Resource
win11ltsc2024-20260629-en
6 signatures
150 seconds
General
- Target 2026-06-26_3a059895df5f12b49912a16a1dcb81b1_elex_karagany_remcos_rhadamanthys_silence_smoke-loader.exe
- Size 334KB
- Sample260629-vb9rrabx6p
- SHA256 1273e6d672819e2f03482328225dd80350be7bb867d8ff3f7c88a036528bea0e
- MD5 3a059895df5f12b49912a16a1dcb81b1
- SHA1 eb4e8936771726dd490808ffbc7e85a898528671
- SHA512 001284cf1df02e431b538282d2b36d84f162c3cb4b28b556050cf7729420432f96e9f7e1cc1c21f6de413eb2c4efeca4be62b885dfe8da9f67698bef51c87356
- SSDEEP 3072:PTwmtHqww3UPBAg0Fu9cAg0FuOdm4dTvCjpPbolfYpmRZtB/H9c8qcicb:PTwoa8AOqAOqdTCjpwXZtB/Ha8q
- TLSH T1377495DE12F2006BD12945B0A959EFE01561EC787B61C667BE80FCCFAE713E154622F2
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5328 files.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 2 IoCs
pid pid_target Process procid_target 4528 3504 WerFault.exe 86 2236 5328 WerFault.exe 95 - System Location Discovery: System Language Discovery 1 TTPs 4 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 2026-06-26_3a059895df5f12b49912a16a1dcb81b1_elex_karagany_remcos_rhadamanthys_silence_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language files.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5924 schtasks.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3504 wrote to memory of 1520 3504 2026-06-26_3a059895df5f12b49912a16a1dcb81b1_elex_karagany_remcos_rhadamanthys_silence_smoke-loader.exe 88 PID 1520 wrote to memory of 5924 1520 cmd.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-26_3a059895df5f12b49912a16a1dcb81b1_elex_karagany_remcos_rhadamanthys_silence_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-26_3a059895df5f12b49912a16a1dcb81b1_elex_karagany_remcos_rhadamanthys_silence_smoke-loader.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3504 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /Create /TN flies /XML "C:\Users\Admin\AppData\Local\Temp\b8a88331ed8a4601aa10b60aeec12953.xml"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1520 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Create /TN flies /XML "C:\Users\Admin\AppData\Local\Temp\b8a88331ed8a4601aa10b60aeec12953.xml"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5924
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3504 -s 7842⤵
- Program crash
PID:4528
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3504 -ip 35041⤵PID:2936
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C:\Users\Admin\AppData\Local\Temp\files\files.exeC:\Users\Admin\AppData\Local\Temp\files\files.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5328 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5328 -s 5882⤵
- Program crash
PID:2236
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5328 -ip 53281⤵PID:3620
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\b8a88331ed8a4601aa10b60aeec12953.xml
- Size 1KB
- SHA256 19a1e7ede924f260ecbe03956ae293391d275b75bf2d853f9e6f5b1b46368d4f
- MD5 ce2a9da2f5dfdfa2b034cc9379dd8d2b
- SHA1 57fdd82b17aece297b5acc9197a6219b97cad6d7
- SHA512 b1fa46449873a3bca710c069eda2f1497a635574866dbe2cc3032c51fba8d0b967872fdaf3a8e5e8812ff9100970fbcbb8dbf96a85e82b77a1303798faea6963
- TLSH T1562145905C11FF1F6954103D93426282927E1B7449B04135EFCC89B6748D9C23152777
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\files\files.exe
- Size 334KB
- SHA256 3f122c3c455e654c704dc9ac849f1ff430a0e55341a42900e7395584684535dd
- MD5 bb7b203072b00c844a511dcd116fbc86
- SHA1 5c61913ba0f8bdc98d7ef2b182b468a63b3d577a
- SHA512 133c81a4929800a32688984b3ac517e1403d5524e8ec880681bb6d0734cd07909d43b30e623af537e1b2d5ab2097e0ab411f98e29755e8a4a64fd57f6fb437a0
- SSDEEP 3072:PTwmtHqww3UPBAg0Fu9cAg0FuOdm4dTvCjpPbolfYpmRZtB/H9c8qcicb:PTwoa8AOqAOqdTCjpwXZtB/Ha8q
- TLSH T1057495DE12F2006BD12945B0A959EFE01561EC787B61C667BE80FCCFAE713E154622F2
- MD5 SHA1 SHA512 SSDEEP TLSH