Analysis
- max time kernel
149s - max time network
93s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/04/2026, 02:55
Behavioral task
behavioral1
Sample
2026-04-17_060d093958ef0008877a052222f96ebc_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-17_060d093958ef0008877a052222f96ebc_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win11-20260130-en
8 signatures
150 seconds
General
- Target 2026-04-17_060d093958ef0008877a052222f96ebc_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 274KB
- Sample260417-dee8wagy8t
- SHA256 135515145c460a88360a3dc5bfd59c7ff791fac3063988e399e9df3b2aebe591
- MD5 060d093958ef0008877a052222f96ebc
- SHA1 bb32713f4498cad84cfd86cf1c59336904a6d34e
- SHA512 d807c003ed2c6484ea1dfe11d8b3eb78e47f74740fd62382269371f451398dba5d8fbb005f1065c1d6bec4c4e6b7b035440adfd269f6b0c698cd27efbb6ebad0
- SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNh3hNhH6:ETWDKW1Lgbdl0TBBvjc/oVM6
- TLSH T1D854BF1175C1C5B3C466003545E6CB3D8A7B78210BF9E6C7BBDD9A6A2E513D0E23A2CB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
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/3912-0-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x001600000000d34f-3.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/3912-6-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/2428-9-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3692-10-0x0000000000400000-0x000000000040E000-memory.dmp INDICATOR_EXE_Packed_MPress - Deletes itself 1 IoCs
pid Process 3692 microsofthelp.exe - Executes dropped EXE 2 IoCs
pid Process 3692 microsofthelp.exe 2428 microsofthelp.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 2026-04-17_060d093958ef0008877a052222f96ebc_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 2026-04-17_060d093958ef0008877a052222f96ebc_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 2026-04-17_060d093958ef0008877a052222f96ebc_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 3912 wrote to memory of 3692 3912 2026-04-17_060d093958ef0008877a052222f96ebc_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-17_060d093958ef0008877a052222f96ebc_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-17_060d093958ef0008877a052222f96ebc_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:3912 -
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:3692
-
-
C:\Windows\microsofthelp.exeC:\Windows\microsofthelp.exe1⤵
- Executes dropped EXE
PID:2428
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\microsofthelp.exe
- Size 274KB
- SHA256 e32b284cb3dcc0cd0c6489629632ed5183d5315806307ac8504b7eddef2dbb6a
- MD5 84d6c7860e60e4eb895502c7685170d1
- SHA1 f14f81a470ca0c480ecee1bd7cd416a50e7c1368
- SHA512 84b17721545b219853086d121bb6db78137bbb1c081c8602a9a66eba75f04ae05d2b98043d8632d2533de270a70724b677ca4df238d188f0e352cb054997b330
- SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNh3hNhH6r:ETWDKW1Lgbdl0TBBvjc/oVM6
- TLSH T10154BF1175C1C5B3C466003545E6CB3D8A7B78210BF9E6C7BBDD9A6A2E513D0E23A2CB
- MD5 SHA1 SHA512 SSDEEP TLSH