blihanstealer | 70a618f7c8ae4c495e1928cd310b0b6ce960950031b9e17bae5de644fc66396b

Analysis

max time kernel
149s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/07/2026, 08:51

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General

Target
2026-07-30_85713870a968bd320fd638128240cb8d_elex_qilin.exe
Size 92KB
Sample260730-kr9rksvbmb
SHA256 70a618f7c8ae4c495e1928cd310b0b6ce960950031b9e17bae5de644fc66396b
MD5 85713870a968bd320fd638128240cb8d
SHA1 7d43fab5a48e9d8b65d920b94d69d1469144b661
SHA512 ca27b4c81918b6b59d5f25d06d59b22c0545c5be5b8e9879d3bc81e103f0f8620b5dfa34c1e4bba5c22f0245303ec97f67748b79f621bd5e4fce2a6f56869537
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhM:E1oEFlt6vghzwYu7vih9GueIh9j2IoHP
TLSH
T1A393C34B4E71CDDBE810143E97EAA21C86D3FC441CDCF35A96EED84670C291C899E967
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/4992-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4992-5-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000d00000001b1d0-6.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5312-8-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2092-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2092	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2092	microsofthelp.exe
5312	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"	2026-07-30_85713870a968bd320fd638128240cb8d_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-30_85713870a968bd320fd638128240cb8d_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	2026-07-30_85713870a968bd320fd638128240cb8d_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 4992 wrote to memory of 2092	4992	2026-07-30_85713870a968bd320fd638128240cb8d_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-30_85713870a968bd320fd638128240cb8d_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-30_85713870a968bd320fd638128240cb8d_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:4992
- 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:2092

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5312

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 92KB
SHA256 6305ca9e74ee0f201b5065d03714f3326a7ef4c48e0ff561feb3025c4e1562c9
MD5 944d901b64cfead588a9e2b73a65b4ff
SHA1 29265b86c780bf96cdc7766dde93ebf920101e71
SHA512 69d01a09815f17858f5d788a302a531302981ae2bb44bfc020896591fee52cb69d36229cfced96b4f81056ce4e0294873c5cdeb52ebf2cf1e02e4578ec117fbf
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhn:E1oEFlt6vghzwYu7vih9GueIh9j2IoHo
TLSH
T14F93B34B4E71CDDBE810143E97EAA21C86D3FC4418DCF35A96DED84670C291C899EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2092-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4992-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4992-5-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5312-8-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads