blihanstealer | 856d8ce828edf594913570d6c87fc753885afd9666e4a7999879c5dc1256ad17

Analysis

max time kernel
149s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 07:21

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General

Target
2026-08-04_4e248ad2b333a66cf0cddac2d18049f3_elex_qilin_rhadamanthys.exe
Size 124KB
Sample260804-h6z5kstfnd
SHA256 856d8ce828edf594913570d6c87fc753885afd9666e4a7999879c5dc1256ad17
MD5 4e248ad2b333a66cf0cddac2d18049f3
SHA1 e8cf314747e00a157dbd5be8313dcb9fab155fce
SHA512 30c4435f0eaeec2678f896bd2f6fd9645c454e952c39355e127fd21a699371021cdbf8c36afe33cf4c9e3769e0c8a984c60da801933c07b0f030d4bdc8a06116
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qH8:eenk
TLSH
T19FC3E70B5EA5C9DBC801003B5BFAB23D86EBBD441DECE35697EDC80635D2918C89E647
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

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/1136-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000011390-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1136-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4636-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2620-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2620	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2620	microsofthelp.exe
4636	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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-04_4e248ad2b333a66cf0cddac2d18049f3_elex_qilin_rhadamanthys.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	2026-08-04_4e248ad2b333a66cf0cddac2d18049f3_elex_qilin_rhadamanthys.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	2026-08-04_4e248ad2b333a66cf0cddac2d18049f3_elex_qilin_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 2620	1136	2026-08-04_4e248ad2b333a66cf0cddac2d18049f3_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_4e248ad2b333a66cf0cddac2d18049f3_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_4e248ad2b333a66cf0cddac2d18049f3_elex_qilin_rhadamanthys.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1136
- 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:2620

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4636

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 125KB
SHA256 797509a1e7b202f327425b84863fb1c1ae5eec38d53c94c3262f3341016d960b
MD5 eb0a9f0597c7876bf774fd456e33ea66
SHA1 1ace410ed6dc714adc82533bbfa82643261ee43d
SHA512 771c9155bf42145c793c7e27318d15ee046a865c42b3712a95e53fac24823ed480911d6bb7340c8a92d32572e970705b313469bdff951f4c6e521ac6a628ecf8
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qH1:eenk
TLSH
T17BC3E70B5EA5C9DBC801003B5BFAB23D86EBBD441DECE35697EDC80635D2918C89E647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1136-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1136-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2620-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4636-8-0x0000000000400000-0x000000000040F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads