blihanstealer | 9477a4bd567660444f181fd465b433e7b86183f9943e33180b2146307dcbe6fd

Analysis

max time kernel
149s
max time network
140s
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, 04:29

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General

Target
2026-10-22_92fc44b47bfd4430b716320cdddfa7d4_elex_qilin.exe
Size 92KB
Sample261024-e4f25shx5l
SHA256 9477a4bd567660444f181fd465b433e7b86183f9943e33180b2146307dcbe6fd
MD5 92fc44b47bfd4430b716320cdddfa7d4
SHA1 62f8228c84278b4c7fdfabccc3ae5a7823bb244a
SHA512 dbe116a202e0ee631a8cc4118c31d4eb88726b344c2661c27ca9950eca6414b428d50076cecffea68a2a8b64ee112c9a5abdceac8471b1b999416b9c506cde1a
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhw:E1oEFlt6vghzwYu7vih9GueIh9j2IoH3
TLSH
T1BF93C34B8E71CDDBE800143EA7AAA11C86D3FC541CDCF35A97EED84670C291C899E967
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/4960-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b85a-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4960-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4504-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4300-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4300	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4300	microsofthelp.exe
4504	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-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-22_92fc44b47bfd4430b716320cdddfa7d4_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-22_92fc44b47bfd4430b716320cdddfa7d4_elex_qilin.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_92fc44b47bfd4430b716320cdddfa7d4_elex_qilin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4960 wrote to memory of 4300	4960	2026-10-22_92fc44b47bfd4430b716320cdddfa7d4_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-22_92fc44b47bfd4430b716320cdddfa7d4_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-22_92fc44b47bfd4430b716320cdddfa7d4_elex_qilin.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4960
- 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:4300

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4504

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 92KB
SHA256 20b78b1f5929f305ef34d20346ff841a878b9d90c303cb05b96766b34e438840
MD5 f06bf301978abb851a9ecae3a8162289
SHA1 11c81f658755255de655174cc74f59cadeed3e6b
SHA512 848f3d4a529bdef1bc2dc6e70ce48402857e721a2adce1fbaa253e2a2804ca64eceb9941a6e07b63b4282f39b9a40380c4cee35b5985d2a35fda585ba0cf6813
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrho:E1oEFlt6vghzwYu7vih9GueIh9j2IoHP
TLSH
T1DC93C34B8E71CDDBE800143EA7AAA11C86D3FC541CCCF35697EED84670C291C899EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4300-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4504-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4960-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4960-6-0x0000000000400000-0x000000000040E000-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