blihanstealer | 51320baa8ac85f43cd97c407df365bf8fa296910436ce33371cd53396c0918ba

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/10/2026, 14:29

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General

Target
2026-10-14_adb872251cbfc17fb8801cf3372b023b_elex_qilin_rhadamanthys.exe
Size 126KB
Sample261014-rtn18age83
SHA256 51320baa8ac85f43cd97c407df365bf8fa296910436ce33371cd53396c0918ba
MD5 adb872251cbfc17fb8801cf3372b023b
SHA1 e53ad76343649f55cf3422205c4c996294a5bec3
SHA512 16956725d1b8403b9237b2691ff9ee7ca97a7a36506babed3e3a378f2f236214e55aba63fdc748447803c5dbd52ffccd6148d6301e023d9e676c99d13e1fb6e7
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKO:eenet
TLSH
T10FC3D60B5EB1CCDBD810043A57FAA22D86EBBD440DECE35697DDCC4634D2918C8AEA57
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/1704-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b84b-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1704-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4884-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5280-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
5280	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5280	microsofthelp.exe
4884	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-1-5-21-560646293-820748483-2532804640-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-14_adb872251cbfc17fb8801cf3372b023b_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-14_adb872251cbfc17fb8801cf3372b023b_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	2026-10-14_adb872251cbfc17fb8801cf3372b023b_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 1704 wrote to memory of 5280	1704	2026-10-14_adb872251cbfc17fb8801cf3372b023b_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-14_adb872251cbfc17fb8801cf3372b023b_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-14_adb872251cbfc17fb8801cf3372b023b_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:1704
- 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:5280

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4884

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 127KB
SHA256 1a5c7f994ed3505029a57f19f245d4f39d2f7c5f46af167baf79836c9265d302
MD5 5929767837534edd62986a3a5e7977c5
SHA1 1db53c1713c745ee1ee76453a0ac40f6d196a98e
SHA512 44f6bed1df0cdfe39b0f3fa0db7c4fdf37ff614b59808a33ea38c2050aff334594aab41d16075bf0b584979aa6c08920064788bb4b4c0401d04bae544c45e27d
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKN:eenet
TLSH
T14AD3D60B5EB1CCDBD810043A57FAA22D86EBBD440DECE35697DDCC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1704-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1704-6-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4884-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/5280-9-0x0000000000400000-0x000000000040F000-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