blihanstealer | 5bcc2dd4577fd940d201310056374f38b480d91833074ea58b21b456ab07caf2

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/08/2026, 17:06

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General

Target
2026-08-03_b5cf68b4d725af0d637a77f23d13aa79_elex_qilin.exe
Size 96KB
Sample260803-vmxxbstepe
SHA256 5bcc2dd4577fd940d201310056374f38b480d91833074ea58b21b456ab07caf2
MD5 b5cf68b4d725af0d637a77f23d13aa79
SHA1 5a4aae74f7e6b4db3f6645073a20d36d8c71da18
SHA512 1971c6131e68b581723d98e0406c57f067750e910af7885e0b9c15936b35b06d9f30c75f60c27960627c4d1c781085b2b8eb5a3e9f89748e71905cef050760cb
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhq:E6t
TLSH
T11AA3B44B8E71CDDBE810143E97EAA21C86D3FC541CDCF35A96EED84670C291C889E967
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/4684-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000800000001b884-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4684-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2916-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/940-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
940	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
940	microsofthelp.exe
2916	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"	2026-08-03_b5cf68b4d725af0d637a77f23d13aa79_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-03_b5cf68b4d725af0d637a77f23d13aa79_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	2026-08-03_b5cf68b4d725af0d637a77f23d13aa79_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 4684 wrote to memory of 940	4684	2026-08-03_b5cf68b4d725af0d637a77f23d13aa79_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-03_b5cf68b4d725af0d637a77f23d13aa79_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_b5cf68b4d725af0d637a77f23d13aa79_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:4684
- 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:940

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2916

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 8a472be6dd1cb0d0409817583e817047d7c154f9f651cd9f93d8f9130d673331
MD5 823cb847824062737be219bee89ac568
SHA1 be14b13a0926633c9085d57155551d5c6731b271
SHA512 a6ffd4e259291f4e76fa3dcf64fab9d0ee00eb6710dd12f5e30365391ee17122eb0ef7c0c0fe8c268dff2e5c61d777c5496ac9b58026475bcffa88fdf61ddc67
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhQ:E6t
TLSH
T115A3B34B8E71CDDBE800143E97EAA21C86D3FC541CDCF35A96EED84670C291C889E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/940-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2916-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4684-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4684-7-0x0000000000400000-0x000000000040E000-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