blihanstealer | 17b4ab6834b16fa31b9e69bab0480b223f718459a311e9ea21614e605b367ed7

Analysis

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

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
10/08/2026, 06:03

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General

Target
2026-08-10_99a00b4c5793c07eca4af6b698afe4ef_elex_qilin_rhadamanthys.exe
Size 82KB
Sample260810-gr6hdasdng
SHA256 17b4ab6834b16fa31b9e69bab0480b223f718459a311e9ea21614e605b367ed7
MD5 99a00b4c5793c07eca4af6b698afe4ef
SHA1 58af03340ac0394f33fdd73cd7579748aa815ea5
SHA512 8c969ba704998f4cafcca9cdac0c3f245b19ff2e21f7ff5fc46af0fde446bab271654944137263e4d10cf4695b1ff10b3fe7e6fb5f6576156fd2af78a702c417
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXl:E1oEFlt6vghzwYu7vih9GueIh9j2IoHr
TLSH
T1BB834B5B8AA2CCABD800003B67FAA27C86EBFD411DD8F3968BDDCC1634D2914C95E557
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/1464-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x000a000000024290-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1464-4-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2220-8-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/4500-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4500	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4500	microsofthelp.exe
2220	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-1-5-21-204488895-2999877624-296153668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-10_99a00b4c5793c07eca4af6b698afe4ef_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-10_99a00b4c5793c07eca4af6b698afe4ef_elex_qilin_rhadamanthys.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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-10_99a00b4c5793c07eca4af6b698afe4ef_elex_qilin_rhadamanthys.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 4500	1464	2026-08-10_99a00b4c5793c07eca4af6b698afe4ef_elex_qilin_rhadamanthys.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-08-10_99a00b4c5793c07eca4af6b698afe4ef_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_99a00b4c5793c07eca4af6b698afe4ef_elex_qilin_rhadamanthys.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1464
- 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:4500

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2220

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 82KB
SHA256 6f1e1521bd4b8a40d8dba71467356573e7c4881fc3e344c8d1e715d953e86a48
MD5 1060740506e31f2899f3fb501e569bcd
SHA1 ba9bd5eb0e6a7cb2ce68856754c300bbbddef772
SHA512 08ab63ae5434cb00c4071e377b091be813ff12fd13bab2864eb35c284686f2d769afd8bc4d147c9561a66da1c45c9c52adef830d631effa6c04ee673bb797aee
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXP:E1oEFlt6vghzwYu7vih9GueIh9j2IoHJ
TLSH
T1DD834B5B8AA2CCABD800003B67FAA27C86EBFD411DD8F3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1464-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1464-4-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2220-8-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4500-9-0x0000000000400000-0x000000000040E000-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