blihanstealer | 8ddcdc9a57ac7a470212d38aa0e59e1ab7ee248b43a4be74e88f8781b2edb26a

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
22/04/2026, 04:32

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General

Target
2026-04-22_f9b77d580847b40a479532b0d5483172_elex_qilin_rhadamanthys.exe
Size 131KB
Sample260422-e6ayxag13m
SHA256 8ddcdc9a57ac7a470212d38aa0e59e1ab7ee248b43a4be74e88f8781b2edb26a
MD5 f9b77d580847b40a479532b0d5483172
SHA1 7e8164f5cc86cbdb7d4749a50d30ab35fbafadb5
SHA512 12beab24d38e2784565416de1f956cdb1d292a651afa2303a68264530b3b99efb524f60b4533f3579e34410d2a0d383d8195845b79e3a08d2951a5e623f192e9
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK+:W9nu
TLSH
T149D3D6075FA1CCEBD840043A57FAA22D86E7BC440DECE35687DECC4634D2918C9AEA57
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
behavioral1/memory/3560-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3560-4-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x0007000000022e76-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1244-7-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/5044-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5044	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5044	microsofthelp.exe
1244	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-1-5-21-2714754311-527593155-1440850301-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-04-22_f9b77d580847b40a479532b0d5483172_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-04-22_f9b77d580847b40a479532b0d5483172_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	2026-04-22_f9b77d580847b40a479532b0d5483172_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 3560 wrote to memory of 5044	3560	2026-04-22_f9b77d580847b40a479532b0d5483172_elex_qilin_rhadamanthys.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-04-22_f9b77d580847b40a479532b0d5483172_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-22_f9b77d580847b40a479532b0d5483172_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:3560
- 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:5044

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1244

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 131KB
SHA256 bd160fc4295a67eef1104d5430087d128f16ba7b830e211ef2836e22c68393ca
MD5 87be7ae571544feaaaa89ec2848cebd5
SHA1 4159ef96c402293daabf3f697c96a1018b1cf23f
SHA512 299940fd00c87ef8f79bed77798bed9d74ecb5b223a69a084d13f4da151251a0a91d14ab9bf52dd6170e4081abb67929e34dc2147798aa86ead7818efa2e4f5a
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKi:W9nu
TLSH
T140D3D6075FA1CCEBD840043A57FAA22D86E7BC440DECE35687DECC4635D2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1244-7-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3560-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3560-4-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/5044-8-0x0000000000400000-0x000000000040F000-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