blihanstealer | 7ad9fec2741eb7fb94ebbce2c9c69e87d8af42bdf918a76318d45b69513b7657

Analysis

max time kernel
150s
max time network
134s
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, 10:02

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General

Target
2026-08-07_92bd740cf9e73f1893fe8ab178a11373_elex_qilin.exe
Size 83KB
Sample260807-l2v7lssdpf
SHA256 7ad9fec2741eb7fb94ebbce2c9c69e87d8af42bdf918a76318d45b69513b7657
MD5 92bd740cf9e73f1893fe8ab178a11373
SHA1 cd10510ed9818d96df1682ffea986d05256f49c4
SHA512 2821aedd013cd3709da8857be664b07a0f2f51f92a59bdfcdaaec4f71040a5af2de1fc8c2af6dce235dd342b6815a5591a2201f0fdd6f25862e541a043d44460
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hs:E1oEFlt6vghzwYu7vih9GueIh9j2IoHz
TLSH
T14B83D54B4E65CDDFD804103BABEAA22C86E3FC451CCCF35657EEC80664C2918C99E997
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/4116-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0007000000016b61-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4116-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4384-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2620-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2620	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2620	microsofthelp.exe
4384	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-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-07_92bd740cf9e73f1893fe8ab178a11373_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-07_92bd740cf9e73f1893fe8ab178a11373_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_92bd740cf9e73f1893fe8ab178a11373_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 4116 wrote to memory of 2620	4116	2026-08-07_92bd740cf9e73f1893fe8ab178a11373_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-07_92bd740cf9e73f1893fe8ab178a11373_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_92bd740cf9e73f1893fe8ab178a11373_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:4116
- 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:2620

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4384

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 84KB
SHA256 95968aae5fc92808bcd736100b8cc64a759fcc3f05cbb36ce7f76af1c8a1ad48
MD5 82d0e3c3d183ec029f4331e4df1aa673
SHA1 17b4abbb4069891b762557fc78100e289c0ca547
SHA512 bfa37dbe3f47f4601179eeb5a105dbfbe0211881791a7d428b511da198a0bcf397bbe9aadacb86beac74959234c47b7ae919349d4491973376057e54fca30110
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hq:E1oEFlt6vghzwYu7vih9GueIh9j2IoHd
TLSH
T1FB83E54B4EA5CDDFD804103B9BEAA22C86E3FC451DCCF35657EEC80664C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2620-11-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4116-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4116-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4384-10-0x0000000000400000-0x000000000040E000-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