Analysis
- max time kernel
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/10/2026, 17:51
Behavioral task
behavioral1
Sample
2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target 2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 258KB
- Sample261003-we7l8sterf
- SHA256 1f29efc51867ace83ff3fb632f47cca617d1d575bb93c39f1269eb3eb8a92484
- MD5 08e13b3296dd59a8a19d05b349dacd6e
- SHA1 4f4c44659f4b3a93d0ecb5734be6bedd318486e1
- SHA512 c0734bc100d37817f931654159d825f17465a5d67607b0d06acf7dfae6b9e3aebd11cbbcd4fa1c4effbaa9b2ba22356997490206159b553415a6898753e1ac6b
- SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNh3hNhH6F:ETWDKW1Lgbdl0TBBvjc/oVM6
- TLSH T15B44AE1275D0C1B3C466003545E6CB3D8A7B78210BB9D6C7BBDC9A7A6E513D0A73A2CE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Family: BlihanStealer
Blihan is a stealer written in C++.
- Detects executables built or packed with MPress PE compressor 5 IoCs
resource yara_rule behavioral2/memory/4884-0-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x001800000000a619-4.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/4884-6-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4372-9-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4100-10-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress - Deletes itself 1 TTPs 1 IoCs
pid Process 4100 microsofthelp.exe - Executes dropped EXE 2 IoCs
pid Process 4100 microsofthelp.exe 4372 microsofthelp.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File created C:\Windows\HidePlugin.dll microsofthelp.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4884 wrote to memory of 4100 4884 2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-02_08e13b3296dd59a8a19d05b349dacd6e_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4100
-
-
C:\Windows\microsofthelp.exeC:\Windows\microsofthelp.exe1⤵
- Executes dropped EXE
PID:4372
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\microsofthelp.exe
- Size 259KB
- SHA256 52b78b74eb14b4b19f1aeec97569c37c1cbf3ac8b8367e4d1d2980244182b76d
- MD5 f8295ab665bc23fd3088a83c59421403
- SHA1 b904f19a1b202067c6c0fc4885aefca1f5fc8d3e
- SHA512 34b18e7be415e540f26cd4398ec342ef45e00d4f151193a878f34cb1da21118ef6e73d63d85bb2eb3f03f7fc6c2593f2b65d687dd400e1205ea4f890f6b0f7ca
- SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNh3hNhH6m:ETWDKW1Lgbdl0TBBvjc/oVM6
- TLSH T14244AE1275C1C1B3C466003545E6CB3D8A7B78210BB9D6C7BBDC9A7A6E513D0A73A2CE
- MD5 SHA1 SHA512 SSDEEP TLSH