blihanstealer | 1be0688110a15b4c15aede523e60545d2783b1dcf03ba71cdcf8e3e5d04469f9

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
16/08/2026, 16:50

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General

Target
2026-08-16_cb0f0b602548fb8d63374fca331fd9c4_elex_qilin.exe
Size 95KB
Sample260816-vcja7ascpg
SHA256 1be0688110a15b4c15aede523e60545d2783b1dcf03ba71cdcf8e3e5d04469f9
MD5 cb0f0b602548fb8d63374fca331fd9c4
SHA1 0da976a5dd6a1b1d477b767d0a02ffc015f7bbab
SHA512 3cd5fb3d8b0c6ebb8d020a71c67b9fecf72248dfe93b865601ec000f974b82a33c2c555efeced2a540affa18f5c8b692cf3d9e610f2ac24fa55358b51ff2fbe7
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hN:E1oEFlt6vghzwYu7vih9GueIh9j2IoHG
TLSH
T18A93B34B4EA5CEDBD804103B9BEAA21C86E3FC452DDCF35957EEC80660C2918C99E957
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
behavioral1/memory/4004-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x000800000002453a-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/4004-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1804-8-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3432-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3432	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3432	microsofthelp.exe
1804	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-1-5-21-2370214745-1838013427-2987045292-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-16_cb0f0b602548fb8d63374fca331fd9c4_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-16_cb0f0b602548fb8d63374fca331fd9c4_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	2026-08-16_cb0f0b602548fb8d63374fca331fd9c4_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 4004 wrote to memory of 3432	4004	2026-08-16_cb0f0b602548fb8d63374fca331fd9c4_elex_qilin.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-16_cb0f0b602548fb8d63374fca331fd9c4_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-16_cb0f0b602548fb8d63374fca331fd9c4_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:4004
- 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:3432

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1804

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 95KB
SHA256 41fdc8c996c1f59a302c7b71d93a41becf5256832b9a4074b1d51eff406126cb
MD5 c2ad4f723b8a1ba3371ccac9471565ec
SHA1 162172d616d3dfd5f5497c365894702234c01c36
SHA512 f0956809260ed95a1e68275013eb81cb657460b381ac7eda570bbeed7d752d64e98435cc128e6918eec687c9bb6157893c43d86eb58de029af057aaa673dc460
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hY:E1oEFlt6vghzwYu7vih9GueIh9j2IoH7
TLSH
T167A3B34B4EA5CEDFD804103B9BEAA21C86E3FC452DDCF35957EEC80660C2918C99E957
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1804-8-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3432-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4004-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4004-6-0x0000000000400000-0x000000000040E000-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