blihanstealer | c7376827c44262cbffb6dc0bdaa013661cd052100ddf8f4d42910dd39826daf5

Analysis

max time kernel
149s
max time network
140s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/08/2026, 23:15

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General

Target
2026-08-18_a2b52bc2e59e37db1daaced90773ab0c_elex_qilin_rhadamanthys.exe
Size 83KB
Sample260818-28hsvsap9y
SHA256 c7376827c44262cbffb6dc0bdaa013661cd052100ddf8f4d42910dd39826daf5
MD5 a2b52bc2e59e37db1daaced90773ab0c
SHA1 1fe587c26fd843223f05173ff4199597d4bcc72b
SHA512 eac7c0bf37ccf6f0533a28365e60024397d9c248e1a2932e0011f35d99b84589ccd6dcbfeaa79e336d245f56e16c6b75c744e00baa22a334f1a9d5e11382ec0f
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX/:E1oEFlt6vghzwYu7vih9GueIh9j2IoHN
TLSH
T16C834B5B8AA2CCEBD800003B67FAA27C86EBBD411DD8F3968BDDCC1634D2914C95E557
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/1652-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000011390-6.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1652-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4880-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4636-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4636	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4636	microsofthelp.exe
4880	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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-18_a2b52bc2e59e37db1daaced90773ab0c_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	2026-08-18_a2b52bc2e59e37db1daaced90773ab0c_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	2026-08-18_a2b52bc2e59e37db1daaced90773ab0c_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 1652 wrote to memory of 4636	1652	2026-08-18_a2b52bc2e59e37db1daaced90773ab0c_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-18_a2b52bc2e59e37db1daaced90773ab0c_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-18_a2b52bc2e59e37db1daaced90773ab0c_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:1652
- 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:4636

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4880

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 83KB
SHA256 f32fb6b0aa9f5d72d8b4d5527cdce65dca7704177fb7b68dba393db503f203eb
MD5 1fb69be3442b9e9fbe47c995261894d1
SHA1 669875efb508e32566ea1994dfef839fd3fe3a59
SHA512 b3c80581469841afda14f8f67e86eee66f2c6deddbbd4e19e888a85426172736b03930a4a12b9690d117e6518d80fa7fc85ae6940e0c1aa48e1526965a423cf3
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXU:E1oEFlt6vghzwYu7vih9GueIh9j2IoHi
TLSH
T134834B5B8AA2CCEBD800003B67FAA27C86E7BD411DD8F3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1652-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/1652-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4636-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4880-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads