blihanstealer | a0bea92cdcd8d0fb244d02f26e4d896d87d66c9152ca6793a91b8bedeb00e84b

Analysis

max time kernel
149s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
14/10/2026, 18:44

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General

Target
2026-10-14_77af38a4098188eca336ee88f2aab868_elex_qilin_rhadamanthys.exe
Size 125KB
Sample261014-xdfb2azzbx
SHA256 a0bea92cdcd8d0fb244d02f26e4d896d87d66c9152ca6793a91b8bedeb00e84b
MD5 77af38a4098188eca336ee88f2aab868
SHA1 1f7e99b82308345bc37d86040a61e1bbfb7d87a6
SHA512 f0253b247d4a5589f7c6092665c66b3e677fc16c9b85b8ef69e6f9a009587006af0b799b873cdfef406a117ae9bfdab7008e922a4d6cf10cdfd152580f7e087c
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKp:eene
TLSH
T130C3E7076FA1CCEBD841043A57FAA22C86EBBC440DDCE35697DDDC4634D2918C8AEA57
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
behavioral1/memory/4928-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x0004000000021a3b-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/4928-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1860-7-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3108-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3108	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3108	microsofthelp.exe
1860	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-1-5-21-939655444-3071939294-1401108526-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-14_77af38a4098188eca336ee88f2aab868_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-14_77af38a4098188eca336ee88f2aab868_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	2026-10-14_77af38a4098188eca336ee88f2aab868_elex_qilin_rhadamanthys.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 3108	4928	2026-10-14_77af38a4098188eca336ee88f2aab868_elex_qilin_rhadamanthys.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-10-14_77af38a4098188eca336ee88f2aab868_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-14_77af38a4098188eca336ee88f2aab868_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:4928
- 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:3108

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1860

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 126KB
SHA256 9365e52a908aac41d3c7ecf701a467a0ed8b52933c9b3f3d2dea51458b73f975
MD5 0d576465ca95b5edee703839ce65b7b2
SHA1 6ad4c3cf2cc8c1743bae8c50c99f42c1abf1ab80
SHA512 db0de0343b52e97845b1180a48f13c20defb0ebc96c47909d62d4670df4559141e542e648f9e2646b9c49a8b9c53e0ec83c0e6c37813b15f01afe90ca9259c1b
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKW:eene
TLSH
T1B8C3E7076FA1CCEBD841003A57FAA22C86EBBC440DDCE35697DDDC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1860-7-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3108-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4928-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4928-5-0x0000000000400000-0x000000000040F000-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