blihanstealer | 674b1550aeaa4528be8baaa463d6a86c675bd1434e6d926bf4b103defc07cf97

Analysis

max time kernel
149s
max time network
124s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/09/2026, 23:05

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-09-26_4e9539089f3f1d2b788dc77215bad870_elex_qilin.exe
Size 103KB
Sample260926-23bscstbrc
SHA256 674b1550aeaa4528be8baaa463d6a86c675bd1434e6d926bf4b103defc07cf97
MD5 4e9539089f3f1d2b788dc77215bad870
SHA1 84a7153f19b7b78d8cb71b0025ffadf42b913b32
SHA512 e67f8e92d7200d5122c692bf2b79ca09ad181624e7878d62a88fbb02f487f4a3490e47d104eee4c29dbedbae0378a76b6ee510f4c9a08962b49d37a6ef1c7fa8
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWha:E6
TLSH
T1FFA3A24B4E71CDDBE814143E9BAAB21C86E3FC541CCCE35696EEC84274C2918C9DE967
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion 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/3236-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b85a-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3236-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/396-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5404-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
5404	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5404	microsofthelp.exe
396	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-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-09-26_4e9539089f3f1d2b788dc77215bad870_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	2026-09-26_4e9539089f3f1d2b788dc77215bad870_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	2026-09-26_4e9539089f3f1d2b788dc77215bad870_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 3236 wrote to memory of 5404	3236	2026-09-26_4e9539089f3f1d2b788dc77215bad870_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-09-26_4e9539089f3f1d2b788dc77215bad870_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-26_4e9539089f3f1d2b788dc77215bad870_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:3236
- 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:5404

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:396

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

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 103KB
SHA256 93ff2e4c83c0a0ed4279a715f6bc1dc3880481d65747a4a9add2045b427b8b06
MD5 114229d56712ce63d2a4506e290c7bc3
SHA1 d862b1a87b441450a91cf413fce8f1ff87284947
SHA512 7ca60c1368295a84df5b057c6813f5f252fefd475da3ffbfc00847e9765a2a3a12cf57c7ef0fbef4dded3bdacf4828056345001b1e1227b396e6fcd9604132d8
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhc:E6
TLSH
T16EA3A24B4E71CDDBE814143E9BAAB21C86E3FC541CCCE35696EEC84274C2918C9DE967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/396-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3236-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3236-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5404-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads