blihanstealer | 2b92fe5e3b8ce879e1153e8c123123486a1bb45d2a8fd042f2a189411cc75060

Analysis

max time kernel
149s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/08/2026, 10:14

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General

Target
2026-08-07_4cbda3e6d06d4a0c1d2b25bec5b5c927_elex_qilin.exe
Size 93KB
Sample260807-l93lnawsbv
SHA256 2b92fe5e3b8ce879e1153e8c123123486a1bb45d2a8fd042f2a189411cc75060
MD5 4cbda3e6d06d4a0c1d2b25bec5b5c927
SHA1 9317b6e2511c14d6864aae09f16149a22a74780b
SHA512 bda75f92289ae38f136e7e833d7ad4df9e03d162b2a9d6ae676ef4967a7e204e03cc8370b842fcee8ece54761d639415b8885b7581d1a49f4dea26aa00bfb0d2
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhp:E1oEFlt6vghzwYu7vih9GueIh9j2IoH6
TLSH
T17F93B34B8E71CDDBE800143E9BEAA21C86D3FC541CDCF35A96DED84670C291C899E967
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/924-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000011390-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/924-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1244-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5692-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5692	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5692	microsofthelp.exe
1244	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"	2026-08-07_4cbda3e6d06d4a0c1d2b25bec5b5c927_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-07_4cbda3e6d06d4a0c1d2b25bec5b5c927_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	2026-08-07_4cbda3e6d06d4a0c1d2b25bec5b5c927_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 924 wrote to memory of 5692	924	2026-08-07_4cbda3e6d06d4a0c1d2b25bec5b5c927_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-07_4cbda3e6d06d4a0c1d2b25bec5b5c927_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_4cbda3e6d06d4a0c1d2b25bec5b5c927_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:924
- 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:5692

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1244

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 93KB
SHA256 7e1c678a870bb31a8ab471fec4376a02018e6e1c5f1d5d5457ab4b99a98779c8
MD5 f69fc4bfa0ca584d39ae40782675141a
SHA1 1f299ee8c668c3df6ddb674e73413567163d75c4
SHA512 b543ee40b230973561238722012f7a3ba782ba69fd0b5c31ea816bebaaa9c845690480071f225f793941567e728c852c4b0fd58ad44c852ef0fb20de3feb7811
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhi:E1oEFlt6vghzwYu7vih9GueIh9j2IoHd
TLSH
T1F293B34B4EB1CDDBE800143E97EAA21C86D3FC541CDCF35A96DED84670C291C899EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/924-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/924-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1244-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5692-10-0x0000000000400000-0x000000000040E000-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