Analysis
- max time kernel
149s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/09/2026, 17:00
Behavioral task
behavioral1
Sample
2026-09-26_a8e5150bc572f1e649858e43838bf886_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-26_a8e5150bc572f1e649858e43838bf886_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target 2026-09-26_a8e5150bc572f1e649858e43838bf886_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 264KB
- Sample260926-vh697swy2n
- SHA256 b65a37ea4218ce9e96e19ad611ba5c87f4a0844611f39365c4bea43fe3ee5cbe
- MD5 a8e5150bc572f1e649858e43838bf886
- SHA1 2cf3ce907bb532837d22ea58c3b6269edecfa18b
- SHA512 b5271268126765e87dd7b3024ecf90070a8207058a48444266cf9a7a10018283d1beacabe2bc631a2ba958de0278d8cf55a6230fe453e120548092dac8f21d1e
- SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNQ:een/WDKW1Lgbdl0TBBvjc
- TLSH T12F449E1275D1C1B3C4A2103141EA8B3D9A7F78210BB9D6D79BDCD9762E613D0A73A2CE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
blihanstealer
Mutex
-
pomdfghrt
Attributes
-
user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; CIBA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)
Signatures
- Family: BlihanStealer
Blihan is a stealer written in C++.
- Detects executables built or packed with MPress PE compressor 6 IoCs
resource yara_rule behavioral1/memory/5036-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/files/0x000500000001db9a-4.dat INDICATOR_EXE_Packed_MPress behavioral1/memory/5036-5-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2364-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2364-8-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/4972-9-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress - Deletes itself 1 TTPs 1 IoCs
pid Process 4972 microsofthelp.exe - Executes dropped EXE 2 IoCs
pid Process 4972 microsofthelp.exe 2364 microsofthelp.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 2026-09-26_a8e5150bc572f1e649858e43838bf886_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 2026-09-26_a8e5150bc572f1e649858e43838bf886_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 2026-09-26_a8e5150bc572f1e649858e43838bf886_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 5036 wrote to memory of 4972 5036 2026-09-26_a8e5150bc572f1e649858e43838bf886_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-26_a8e5150bc572f1e649858e43838bf886_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-26_a8e5150bc572f1e649858e43838bf886_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:5036 -
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:4972
-
-
C:\Windows\microsofthelp.exeC:\Windows\microsofthelp.exe1⤵
- Executes dropped EXE
PID:2364
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\microsofthelp.exe
- Size 265KB
- SHA256 de46b1fcb7f3f27c7ac5aec56152e69804b5d2ae8ae55ff3a3e77306919b6dee
- MD5 8c360601c8910cc375d44bfe9bd11b3e
- SHA1 c8cb4c40ebc28de219d6bcf3925d993d0942d0f6
- SHA512 a6030bbe7a127d0c6182b4dcbc167de4a6044a4763fed7454ad30c10213dc90e2821cb4eb38604d6f443d21afa744a268d7ce48ba0f7e533f19bbbc2b1060dfc
- SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahN+:een/WDKW1Lgbdl0TBBvjc
- TLSH T1FA449E1275D1C1B3C4A2103141EA8B3D9A7F78210BB9D6D79BDCD9762E613D0A73A2CE
- MD5 SHA1 SHA512 SSDEEP TLSH