blihanstealer | 9bb23d5d06378bf702772d6512f96fbeb3e5da8088b047d561836f8a63add6f1

Analysis

max time kernel
149s
max time network
138s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/09/2026, 22:50

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General

Target
2026-08-31_fc490e121916e5303e871f25a29f3290_elex_qilin_rhadamanthys.exe
Size 82KB
Sample260901-2sclxacl3w
SHA256 9bb23d5d06378bf702772d6512f96fbeb3e5da8088b047d561836f8a63add6f1
MD5 fc490e121916e5303e871f25a29f3290
SHA1 b2fa83b539a15814d9cce4f77ea01d9f8b0751e6
SHA512 50e3b46195e4ed2f1e6c27e1190f4bfdb1b09bb5861b63200f360791dd064880265cf735c6d0444ff2e1bd21839758512d1fa3634eb870795b63653f334f567d
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXa:E1oEFlt6vghzwYu7vih9GueIh9j2IoHc
TLSH
T133834B5B8EA2C8ABD800003B57FAA27C86EBFD411DE8F3968BDDCC1634D2914C95E557
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/3480-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000019cb8-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3480-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/236-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3568-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3568	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3568	microsofthelp.exe
236	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-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-31_fc490e121916e5303e871f25a29f3290_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-31_fc490e121916e5303e871f25a29f3290_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	2026-08-31_fc490e121916e5303e871f25a29f3290_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 3480 wrote to memory of 3568	3480	2026-08-31_fc490e121916e5303e871f25a29f3290_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-31_fc490e121916e5303e871f25a29f3290_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-31_fc490e121916e5303e871f25a29f3290_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:3480
- 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:3568

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:236

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 82KB
SHA256 a057600427703253cf1f7a51f1faaa95815b6b535d745d9f7515305234fc6a07
MD5 6f46bce24b6555665edc0e507e06b048
SHA1 ca0b28bb62f4e1b71c88ce97bd3113b7bfba92b5
SHA512 d8a526d7664adb39d06f38007e4456737e2b577d76e83c9c91bf00a9269eb51a344480a5c651a8626c0a30511ab5ecd61dd130524efb9337e0b0eb793412bfc2
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXM:E1oEFlt6vghzwYu7vih9GueIh9j2IoHG
TLSH
T1AB834B5B8EA2CCABD800003B57FAA27C86EBFD411DE8B3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/236-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3480-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3480-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3568-10-0x0000000000400000-0x000000000040E000-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