blihanstealer | 1364ec20b28f512e612bed1ade8c7775a515961194419b66ac26d35eb9bfb962

Analysis

max time kernel
150s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 16:27

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General

Target
2026-08-04_23804aee512dec75340d1b610af84243_elex_qilin.exe
Size 96KB
Sample260804-tygh2sswas
SHA256 1364ec20b28f512e612bed1ade8c7775a515961194419b66ac26d35eb9bfb962
MD5 23804aee512dec75340d1b610af84243
SHA1 18528ff5560830e73afe2a6f71fb356f5b050b08
SHA512 56914b81902a60a1e6f9c55610d632a46aec24667b2a746b08582aa14fd6d660e5ff85c3db14e04624a75ec973fac46725635d47003370889b4be558749aa499
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhS:E6t
TLSH
T1F9A3B44B8E71CDDBE810143E97EAA21C86D3FC541CDCF35A96DED84670C291C889E967
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/4112-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4112-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0008000000016b4d-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3056-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3308-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3308	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3308	microsofthelp.exe
3056	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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-04_23804aee512dec75340d1b610af84243_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-04_23804aee512dec75340d1b610af84243_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	2026-08-04_23804aee512dec75340d1b610af84243_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 4112 wrote to memory of 3308	4112	2026-08-04_23804aee512dec75340d1b610af84243_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-04_23804aee512dec75340d1b610af84243_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_23804aee512dec75340d1b610af84243_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:4112
- 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:3308

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3056

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 96KB
SHA256 d6e220eebc715e74b65c8f1f27547a225e48cf65c33933294b7f4ad24eb10668
MD5 16a4edcb4013e6c463918bc639753f34
SHA1 8c10996d794eed353a7f980197fe37671cbb3bc0
SHA512 f17dfd241426850e900bb546313d274c224dbec3ea85c86f986e0351660b3b0de50a28ee138d74a33b0b163155a4ec3f345fda6be7f3c691d4a7d334ead65376
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhP:E6t
TLSH
T1D5A3C44B4E71CDDBE810143E97EAA21C86D3FC441CCCF35A96DED84670C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3056-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3308-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4112-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4112-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads