blihanstealer | 1022e559365ed7121896ed1ec7ba6f4875c2a6fe4d106c2f9788ed235db8ca50

Analysis

max time kernel
150s
max time network
124s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/10/2026, 23:05

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-10-22_b9425983d254c80b0622e17dc522c95c_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Size 469KB
Sample261023-22sdqaev4t
SHA256 1022e559365ed7121896ed1ec7ba6f4875c2a6fe4d106c2f9788ed235db8ca50
MD5 b9425983d254c80b0622e17dc522c95c
SHA1 0b04bdfed37956a5d318dbc41044ca6919e369df
SHA512 d3ab64b09816a8882d210ab39f804a1e8d698d1c538ea33ee9d4ae6001eb7e19c58682e6e3c0bf59161324a6731d6affe3f97ee4069fbd9247bce801bc254463
SSDEEP 6144:een/WDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdy:eeQh1Lk70Tnvjc8MxdABSnLHOr2f
TLSH
T1A4A4E02175C0C4B7C466003505EADB3D8A7B7C610BF9D2D7BBDCDB6A2E512D0963A2CA
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/2000-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b85c-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2000-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5508-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3308-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3308	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3308	microsofthelp.exe
5508	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-1-5-21-1262770251-41185387-1005173349-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-22_b9425983d254c80b0622e17dc522c95c_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	2026-10-22_b9425983d254c80b0622e17dc522c95c_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	2026-10-22_b9425983d254c80b0622e17dc522c95c_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 2000 wrote to memory of 3308	2000	2026-10-22_b9425983d254c80b0622e17dc522c95c_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-22_b9425983d254c80b0622e17dc522c95c_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-22_b9425983d254c80b0622e17dc522c95c_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:2000
- 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:3308

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5508

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

Replay Monitor

Loading Replay Monitor...

Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 469KB
SHA256 09c4aa13807917e137f13f5ca2c4c40d594b21c3f4307c119a19b710594cdab9
MD5 bedf2d99777cc61d7bb14baaf3a46e9b
SHA1 7a961a60528a3b2a2537c5356df35a0efb031a39
SHA512 fa2ce4aabb2bd6db81befcf45a2d126911e22d21cc057830100182eb589ed3036030570fa8b1bbef750c9fe418914b060159368dadad4b212fc65735f7c719f5
SSDEEP 6144:een/WDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdy:eeQh1Lk70Tnvjc8MxdABSnLHOr2f
TLSH
T14DA4E02175C0C4B7C466003505EADB3D8A7B7C610BF9D2D7BBDCDB6A2E512D0963A2CA
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2000-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/2000-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/3308-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5508-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads