blihanstealer | 20ab9d5e310466ace6ba5f01217468206c1f8236f20d75bf4976b5469f88e3a3

Analysis

max time kernel
149s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/10/2026, 19:32

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General

Target
2026-10-01_14a921e6cc29b2d0379c407b3b513d9a_elex_qilin.exe
Size 95KB
Sample261002-x9eqdaxgmd
SHA256 20ab9d5e310466ace6ba5f01217468206c1f8236f20d75bf4976b5469f88e3a3
MD5 14a921e6cc29b2d0379c407b3b513d9a
SHA1 a2167fb6368996f56c8df1ac5d57ca75eb81fc2c
SHA512 6342b573708d0aad87fcd052d9b496a83ba8f21d8f5dc77632c04501c7fc65f2de63eb2f119b1ff68576a9b8f12650a3ff7a5dace8f5007507633601a82b1654
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhS:E1oEFlt6vghzwYu7vih9GueIh9j2IoHp
TLSH
T15AA3B34B4E71CDDBE810143EABEAA21C86D3FC541CDCF35A97DED84270C2918899E967
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/4952-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4952-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b85a-5.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4500-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3296-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3296	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3296	microsofthelp.exe
4500	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-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-01_14a921e6cc29b2d0379c407b3b513d9a_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-01_14a921e6cc29b2d0379c407b3b513d9a_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	2026-10-01_14a921e6cc29b2d0379c407b3b513d9a_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 4952 wrote to memory of 3296	4952	2026-10-01_14a921e6cc29b2d0379c407b3b513d9a_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-10-01_14a921e6cc29b2d0379c407b3b513d9a_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-01_14a921e6cc29b2d0379c407b3b513d9a_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:4952
- 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:3296

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4500

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 95KB
SHA256 07337975e99e2041f3797b96ef29003f9628b43a2756e3e1382f14ee80a857f9
MD5 a295407f8dc83ed40a3985408b05a79e
SHA1 19186ecaba8bb7389c0a0aaeaa00202a89da4b5e
SHA512 afe190ad9800afd7a257dd1c734020da4bb1f98c26241f370e73ab3666b22311d04b619d4882918a94048b48288d4b6e983e2201e3a924179d0421620e639f5d
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh/:E1oEFlt6vghzwYu7vih9GueIh9j2IoH4
TLSH
T1A5A3B34B4E71CDDBE800143EABEAA21C86D3FC541CDCF35A97DED84670C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3296-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4500-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4952-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4952-7-0x0000000000400000-0x000000000040E000-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