blihanstealer | 6cd3e75aa65619e397c62f8b91d51d3dc9a54b117205780e6d86d168b5b3c439

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
24/07/2026, 09:35

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General

Target
2026-07-24_2ff806f816fb784270d0c00b4ba8b5bf_elex_qilin.exe
Size 82KB
Sample260724-lkcc6sfd99
SHA256 6cd3e75aa65619e397c62f8b91d51d3dc9a54b117205780e6d86d168b5b3c439
MD5 2ff806f816fb784270d0c00b4ba8b5bf
SHA1 3b4c6f3ba8a345aa05013ff449f06bd871ebcb7a
SHA512 e35339342b748bcfa56cbec3b8ae06a1a593b9b6d29ed1a5cd345d69bd7ab00f5680beb8377e4f883c2c92a68251ad572f3b2c0fcba93b93a04191d6219379c4
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh7:E1oEFlt6vghzwYu7vih9GueIh9j2IoHM
TLSH
T1B583D54B8F71CDDBE804143EA7EAA21C86D3FC5418CCF35A96DED84374C2918899E967
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/964-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000f000000016cb6-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/964-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3020-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1292-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1292	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1292	microsofthelp.exe
3020	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-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-24_2ff806f816fb784270d0c00b4ba8b5bf_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	2026-07-24_2ff806f816fb784270d0c00b4ba8b5bf_elex_qilin.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	2026-07-24_2ff806f816fb784270d0c00b4ba8b5bf_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 964 wrote to memory of 1292	964	2026-07-24_2ff806f816fb784270d0c00b4ba8b5bf_elex_qilin.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-07-24_2ff806f816fb784270d0c00b4ba8b5bf_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-24_2ff806f816fb784270d0c00b4ba8b5bf_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:964
- 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:1292

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3020

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 83KB
SHA256 ab839416d15bb438be80d8a6ac273d4d711ef481e2365dab734cfd30c5ce8c85
MD5 735a5fe9265de2906a257ea451dd627a
SHA1 f2d9deb449d40394e876e903ca11af4f9c6e985f
SHA512 f1c70a0daf8325eba0a2449e7372dec691899352968c18250b8c6b21cf04c647d73fe2aab5ce7c9f97d26f947a7d823f7f44ab89de3b592b1ca0ee9b9100cbaf
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhi:E1oEFlt6vghzwYu7vih9GueIh9j2IoH5
TLSH
T1F783D54B4FB1CDDBE804143EA7EAA21C86D3FC5418CCF35A96DED84374C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/964-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/964-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1292-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3020-9-0x0000000000400000-0x000000000040E000-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