blihanstealer | 1ea68970464da3f45e173c9deb1f0dbb6d33b69ce54637bfe90970b67b6428af

Analysis

max time kernel
149s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/08/2026, 10:41

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General

Target
2026-08-19_ee479359a5fc340b335e1264844f700c_elex_qilin_rhadamanthys.exe
Size 81KB
Sample260819-mrcsyshm5y
SHA256 1ea68970464da3f45e173c9deb1f0dbb6d33b69ce54637bfe90970b67b6428af
MD5 ee479359a5fc340b335e1264844f700c
SHA1 df67f5d0e2d00baddd2495e4da71d1ac656223d5
SHA512 d1ba42e0f17d8e41144a8aaa858efe0b06697b27ab0bd7dce9aca28c632e6670d4de7f6c87f1c3b7ae436e377858a4e9a442d60106429b504f9bebb50bd262d8
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX3:E1oEFlt6vghzwYu7vih9GueIh9j2IoHx
TLSH
T14C834B5B8AA2CCEBD800003A67FAA27C86EBBD411DDCF3968BDDCC1634D2914C95E557
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/2968-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b85f-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2968-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3692-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2176-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2176	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2176	microsofthelp.exe
3692	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-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-19_ee479359a5fc340b335e1264844f700c_elex_qilin_rhadamanthys.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	2026-08-19_ee479359a5fc340b335e1264844f700c_elex_qilin_rhadamanthys.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	2026-08-19_ee479359a5fc340b335e1264844f700c_elex_qilin_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 2176	2968	2026-08-19_ee479359a5fc340b335e1264844f700c_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-19_ee479359a5fc340b335e1264844f700c_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_ee479359a5fc340b335e1264844f700c_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:2968
- 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:2176

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3692

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 81KB
SHA256 5e37ab2f810a6aa835adb501a2e209f329294f3954ad81487eec26dcc8cf9bba
MD5 bf82bd34fbfaff08824aaa45d47da3b1
SHA1 5473538f7818ea5f42562389215f40c2f331b91d
SHA512 a420df20a4ae26d6c8b7c18c2da8e01a3974b7af42056a40388c0353a1a4a1b61985b6e1f455163097e168f5caa1c1ae636cc1a74ce9c4ffe159942ab4776c02
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXM:E1oEFlt6vghzwYu7vih9GueIh9j2IoHy
TLSH
T1AF834B5B8AA2CCABD800003B67FAA27C86EBBD411DDCF3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2176-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2968-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2968-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3692-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads