blihanstealer | 0a5e540404145141c0c58cd3bbdb0d2220d319a000063f621869ef133d6a43b5

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/10/2026, 13:43

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General

Target
2026-10-22_4e8662d32f8f9f062e8669d3c239ce20_elex_qilin_rhadamanthys.exe
Size 136KB
Sample261024-q1ntcsvtax
SHA256 0a5e540404145141c0c58cd3bbdb0d2220d319a000063f621869ef133d6a43b5
MD5 4e8662d32f8f9f062e8669d3c239ce20
SHA1 7fd7d1cf153a5cf693647dd3f17ffe24c5db85cf
SHA512 52608172d5544a7720630fb1a865b96f32622ab5d374292c59f0aca64be7c2354f3820913b5bd8eed186bb836a7b00ef7de64bfa8e618923c7696d8263d5d386
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKU:W9nu
TLSH
T1D5D3D6075EA1CCEBD840003A57FAB22D86E7BC441DDCE35697DECC4634C2918C9AEA57
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/4088-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00070000000003e9-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4088-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5196-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1576-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
1576	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1576	microsofthelp.exe
5196	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_4e8662d32f8f9f062e8669d3c239ce20_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-22_4e8662d32f8f9f062e8669d3c239ce20_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	2026-10-22_4e8662d32f8f9f062e8669d3c239ce20_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 4088 wrote to memory of 1576	4088	2026-10-22_4e8662d32f8f9f062e8669d3c239ce20_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-22_4e8662d32f8f9f062e8669d3c239ce20_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-22_4e8662d32f8f9f062e8669d3c239ce20_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:4088
- 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:1576

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5196

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

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Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 136KB
SHA256 7d0fb9abe8aa775d48aecc92a1968d02e6190dd769be33c7a17bfdba0dd4ae1a
MD5 b887eda83d76fa3d8d270805ba8afcaa
SHA1 32fef86b0f77c7aff34920e8a4f6f810dbecf448
SHA512 cc47a3f75ef2b7990dcee16b0973cf1a03d172c54fb3d7bcf29120c5fc55a120bc6bf86d5b6334a2fd21a48a25f34efc4d1329c85908df907b44a00a9b0e3f8b
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKb:W9nu
TLSH
T1B7D3D60B5EA1CCEBD840003A57FAB22D86E7BC441DDCE35697DECC4634C2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1576-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4088-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4088-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5196-8-0x0000000000400000-0x000000000040F000-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