blihanstealer | 52cd394bd12d6864777f9763c525cba53a46f7cc345d6bf4f7b0ebdedb1f3301

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/08/2026, 02:48

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General

Target
2026-08-27_ecbfe368ebe1cc32e8f279d957a41255_elex_qilin_rhadamanthys.exe
Size 133KB
Sample260828-dat68ssfrb
SHA256 52cd394bd12d6864777f9763c525cba53a46f7cc345d6bf4f7b0ebdedb1f3301
MD5 ecbfe368ebe1cc32e8f279d957a41255
SHA1 6bd905a527851f147cecc1165bd2eb37a4d717fb
SHA512 8f93a3dc16f3b50ca94a72670d7db568a7876b2cb18fc6d9983a70a3b80e63a8e29bfeceb800b40fd4ff42aec477e2b023f92cab0c4ee0e0d51196d3124928f2
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKp:W9nu
TLSH
T1C3D3D50B5FA1C8EBD840043A57FAB22D86E7BC441DDCE35697DECC4634D2918C8AEA57
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/4876-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x001300000001b1d0-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4876-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3264-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5872-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5872	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5872	microsofthelp.exe
3264	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"	2026-08-27_ecbfe368ebe1cc32e8f279d957a41255_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-27_ecbfe368ebe1cc32e8f279d957a41255_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	2026-08-27_ecbfe368ebe1cc32e8f279d957a41255_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 4876 wrote to memory of 5872	4876	2026-08-27_ecbfe368ebe1cc32e8f279d957a41255_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-27_ecbfe368ebe1cc32e8f279d957a41255_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-27_ecbfe368ebe1cc32e8f279d957a41255_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:4876
- 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:5872

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3264

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 133KB
SHA256 b6e1758e2a5555ccc0440fcf23f065440d68bc8e9ab692f275a0ab27e7ce5035
MD5 3ccd5b976bcabb938f4ce4b25c26c2f6
SHA1 6fb765a5e8b04de42f3db93fd9afd0b5b4b5d3cc
SHA512 0cc4ebcfa0cd940febb734534dea3f915cca854e9803e85813902a497dd6a9c78d1e237942cb29a0e14b225207f02e70323e3d11492b087867859fc0c3030b19
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKL:W9nuH
TLSH
T16CD3D50B5FA1C8EBD800043A57FAB22D86E7BC441DDCE35697DECC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3264-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4876-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4876-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/5872-9-0x0000000000400000-0x000000000040F000-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