blihanstealer | 6cc025bc88941105678cbfead42366fc83962440e84915c04adaed58f8d2b1e4

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/09/2026, 11:19

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General

Target
2026-09-24_413483855e051faedd73e2b89cf05a9b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Size 470KB
Sample260925-neyqbsvblc
SHA256 6cc025bc88941105678cbfead42366fc83962440e84915c04adaed58f8d2b1e4
MD5 413483855e051faedd73e2b89cf05a9b
SHA1 6c24d52b300b8e0af59c8abbd4088674632005cf
SHA512 257b9543b44e0a5124823222446cef934fffc17d0bac4a3d4374025bc6b9b06962885877ac351a50f0219b8e112ea54a68199937dbfc8525ebb04758e7411528
SSDEEP 6144:een/WDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdyX:eeQh1Lk70Tnvjc8MxdABSnLHOr2fX
TLSH
T159A4E02175C1C4B7C466003105EADB3D8A7B78610BF9D2C7BBDCDB6A2E512D0963A2CB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery blihanstealer persistence stealer trojan

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++.
trojan stealer blihanstealer

Detects executables built or packed with MPress PE compressor 5 IoCs

resource	yara_rule
behavioral2/memory/4952-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b85a-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4952-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3544-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4196-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4196	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4196	microsofthelp.exe
3544	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-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-09-24_413483855e051faedd73e2b89cf05a9b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	2026-09-24_413483855e051faedd73e2b89cf05a9b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-09-24_413483855e051faedd73e2b89cf05a9b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 4196	4952	2026-09-24_413483855e051faedd73e2b89cf05a9b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-09-24_413483855e051faedd73e2b89cf05a9b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-24_413483855e051faedd73e2b89cf05a9b_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:4952
- 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:4196

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3544

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

Indicator Removal

T1070

File Deletion

T1070.004

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 470KB
SHA256 2f036c0e7dd4d8f32f09d0324c87d6fe1050f94178831489c4a87a3fe90b2b75
MD5 a368d45c212122d72eb8143c8c4466bc
SHA1 8239f77bcf74721a6c2fb2e6c524fd952c1a76cd
SHA512 75efc7adca4d48a9ba50aa21cc701a433a9215cdbb141f4b63a856c0b1fea28c59693caeb57568705214642f98d49c39af89fc1f351f12224a0cbc639f02235e
SSDEEP 6144:een/WDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdyX:eeQh1Lk70Tnvjc8MxdABSnLHOr2fX
TLSH
T1C1A4E02175C1C4B7C466003105EADB3D8A7B78610BF9D2D7BBDCDB6A2E512D0963A2CB
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3544-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4196-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4952-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4952-6-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads