blihanstealer | 1a87a510ecc0e3792466be224a0b751065d13c39e34834efb5a625261978d577

Analysis

max time kernel
150s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/07/2026, 10:08

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General

Target
2026-07-30_1b4f1bb87c24557d1d22426c113740d5_elex_qilin_rhadamanthys.exe
Size 104KB
Sample260730-l6nckaff48
SHA256 1a87a510ecc0e3792466be224a0b751065d13c39e34834efb5a625261978d577
MD5 1b4f1bb87c24557d1d22426c113740d5
SHA1 9a1e35c1b392141bff265a298f121551d953db6c
SHA512 8a3fbf009c9c7e08cc43813b57e9399b84c5047eca37a188948ee0485168127b1b489e75c05f4e535d9e5da2971111b8f37077cd9f1de84dd52b2db923000167
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNC:een/
TLSH
T10FA35D176EE2C8A7D441003616FAA77D86AFBD410EF8A397CBDCDC1639D2914C92E147
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/3360-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b867-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3360-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4964-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4540-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4540	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4540	microsofthelp.exe
4964	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-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-30_1b4f1bb87c24557d1d22426c113740d5_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-30_1b4f1bb87c24557d1d22426c113740d5_elex_qilin_rhadamanthys.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	2026-07-30_1b4f1bb87c24557d1d22426c113740d5_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 3360 wrote to memory of 4540	3360	2026-07-30_1b4f1bb87c24557d1d22426c113740d5_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-30_1b4f1bb87c24557d1d22426c113740d5_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-30_1b4f1bb87c24557d1d22426c113740d5_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:3360
- 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:4540

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4964

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 104KB
SHA256 9c22e3faaaa54843bb8280555fcc202ae499e48bcdcf4baa52a4dc66d496ab6b
MD5 400fb9732f7e5fcd3a00c17b07d85f2b
SHA1 c909ab7af0c9f0eaa84dadca8f52695a70dbf238
SHA512 ccb1685d7bb65286f300647ad22b585b5735d1f5f4654b871a21c86dcf20d64b711738d9547230b968737e0582374f8cb26bcfb6509cd0735433852cd96256d8
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahN8:een/
TLSH
T188B35D176EE2C8A7D441003616FAA77D86AFBD410EF8A397CBDCDC1639D2914C92E247
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3360-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3360-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4540-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4964-8-0x0000000000400000-0x000000000040F000-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