blihanstealer | 5004d5595ccf2a174a783a57b4eb355907b1882c8157ddbc3abb1506a5611798

Analysis

max time kernel
149s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/08/2026, 15:25

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General

Target
2026-08-28_64728872afd217041820aa3d42e5d01d_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Size 262KB
Sample260828-st24hsde26
SHA256 5004d5595ccf2a174a783a57b4eb355907b1882c8157ddbc3abb1506a5611798
MD5 64728872afd217041820aa3d42e5d01d
SHA1 2ae87ec4d46d005e93d38e243dd77e38c48f6e47
SHA512 044bab5a9ce07edf5a21ce9e92d0276622dff6d58945566490036665d2667e39221aa9bd85f615fe8502b1a0d1351f6753a8ac37a7bc6bb664a366c74aebcb45
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNh3hNhH6o:ETWDKW1Lgbdl0TBBvjc/oVM6
TLSH
T17744AE1275C1C1B3C466003545E6CB3D8A7B78210BB9D6C7BBDC9A7A6E513D0A73A2CE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery blihanstealer persistence stealer trojan

Malware Config

Signatures

Family: BlihanStealer
Blihan is a stealer written in C++.
trojan stealer blihanstealer

Detects executables built or packed with MPress PE compressor 5 IoCs

resource	yara_rule
behavioral2/memory/3176-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000b00000001136a-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3176-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5320-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1488-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1488	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1488	microsofthelp.exe
5320	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-28_64728872afd217041820aa3d42e5d01d_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	2026-08-28_64728872afd217041820aa3d42e5d01d_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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-28_64728872afd217041820aa3d42e5d01d_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 3176 wrote to memory of 1488	3176	2026-08-28_64728872afd217041820aa3d42e5d01d_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-28_64728872afd217041820aa3d42e5d01d_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-28_64728872afd217041820aa3d42e5d01d_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:3176
- 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:1488

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5320

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 263KB
SHA256 591370388ea305dd9d76e7d7d9a847b7afd4e4222be78d72f0d8db660dbc7676
MD5 cbd0fc27d5bd66039bee3092bf5e875d
SHA1 76642c7821cfe6c490afcb436d0a1ee92eddf19c
SHA512 5ace38834a2dc90e175006daffffe82c26dc674ddde3804b78c1a660ce36176308ae3e17e508bbf30d08ddb53a86043581cfcb9aba42767645daa2210c63afa1
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNh3hNhH6J:ETWDKW1Lgbdl0TBBvjc/oVM6
TLSH
T19544AE1275C1C1B3C466003545E6CB3D8A7B78210BB9D6D7BBDC9A7A2E513D0A73A2CE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1488-11-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3176-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3176-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5320-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads