blihanstealer | e321a8303f4315954b69a5b83d652f3ac8cd2e2ab5879085eec73770569fbb7e

Analysis

max time kernel
149s
max time network
141s
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, 04:31

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General

Target
2026-08-19_bec56b632ca9a7a38f248f829ed2fe24_elex_qilin_rhadamanthys.exe
Size 80KB
Sample260819-e5jveswgme
SHA256 e321a8303f4315954b69a5b83d652f3ac8cd2e2ab5879085eec73770569fbb7e
MD5 bec56b632ca9a7a38f248f829ed2fe24
SHA1 b0d0e28621a68e183c97f78851e388e201c9ba3b
SHA512 a6eec514b1f3d0bad253b25b85a6a4f051de8617fc7f86a315d6ef830dc14aadf0edbfb2b58940bf80dc41784fd3600eaaf31b2d14fba5ecc3b8b350b8c3cd48
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXR:E1oEFlt6vghzwYu7vih9GueIh9j2IoHP
TLSH
T12C834B578EA2CCABD800003B67FAA27C86EBBC411DECB3968BDDCC1634D2914C95E557
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/2652-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2652-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000019cb8-7.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5364-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3212-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3212	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3212	microsofthelp.exe
5364	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_bec56b632ca9a7a38f248f829ed2fe24_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_bec56b632ca9a7a38f248f829ed2fe24_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_bec56b632ca9a7a38f248f829ed2fe24_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 2652 wrote to memory of 3212	2652	2026-08-19_bec56b632ca9a7a38f248f829ed2fe24_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-19_bec56b632ca9a7a38f248f829ed2fe24_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_bec56b632ca9a7a38f248f829ed2fe24_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:2652
- 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:3212

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5364

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 80KB
SHA256 6d2e391618d85a0a1081d21609cfe4374a210285973f99d9eeb0cc456346b695
MD5 18d230649105bb15f7fd2d4a5adcdc67
SHA1 72bb0ffebf865027a9139ed37530a4e5113937bd
SHA512 c548f6d50a7117271095847cfe3f1103f62d10e09c9731d355eb597e3a2255f29eded00204903a9e81b62a41a5c72ab95c7f27d692924c4bcd51033e4bb7328b
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXN:E1oEFlt6vghzwYu7vih9GueIh9j2IoHb
TLSH
T101835B578EA2CCABD800003B67FAA27C86EBBC411DECB3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2652-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2652-6-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3212-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5364-9-0x0000000000400000-0x000000000040E000-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