blihanstealer | 124c35971db1fa25fcda1df847de1fd8fc24c0d239eff0f2e9896e937b416be5

Analysis

max time kernel
149s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/10/2026, 20:37

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General

Target
2026-10-28_b3e0b44dff90eef94217d23c9e8c331b_elex_qilin_rhadamanthys.exe
Size 88KB
Sample261029-zelasaf13k
SHA256 124c35971db1fa25fcda1df847de1fd8fc24c0d239eff0f2e9896e937b416be5
MD5 b3e0b44dff90eef94217d23c9e8c331b
SHA1 70c2407bad52f9743165ee7c15335d34f8152578
SHA512 2384e1071fa8a4cb0b4945fc6e4261e4f817e0f36cdb8424d68e893064c0ddf6d5c742de0f5112f8df470df0899174548e6a1be50329bbb8ce1f33bfe377205f
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXE:E1oEFlt6vghzwYu7vih9GueIh9j2IoHK
TLSH
T17C933A5B8AA2CCEBD810003B57EAA27C86EBFC411DDCE3968BDDCC1634D2918C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion 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/5868-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000900000001b846-7.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5868-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2212-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5252-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
5252	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5252	microsofthelp.exe
2212	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-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-28_b3e0b44dff90eef94217d23c9e8c331b_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	2026-10-28_b3e0b44dff90eef94217d23c9e8c331b_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	2026-10-28_b3e0b44dff90eef94217d23c9e8c331b_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 5868 wrote to memory of 5252	5868	2026-10-28_b3e0b44dff90eef94217d23c9e8c331b_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-28_b3e0b44dff90eef94217d23c9e8c331b_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-28_b3e0b44dff90eef94217d23c9e8c331b_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:5868
- 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:5252

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2212

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

Indicator Removal

T1070

File Deletion

T1070.004

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 88KB
SHA256 8fc620657828a688720283374eb3af9e55fddb0be82c1b9a6b690156d505d7d5
MD5 45d36ce30e3a26165038176be857dc95
SHA1 f3d9ddaf35d683c7b373a5475ad0511244c5844d
SHA512 2c0cdc75abfc7e9c06d175d0ef4d7ec439338600a21a9cdcfa1616590865c9e4f14b982a5cfb0e59fc676f9fe7db12293ad7e349ace1fcd0102cec70fe8a7809
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXn:E1oEFlt6vghzwYu7vih9GueIh9j2IoH1
TLSH
T1D9933A5B8AA2CCEBD800003B57EAA27C86EBFD411DDCE3968BDDCC1634D2918C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2212-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5252-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5868-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5868-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads