blihanstealer | 5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc

max time kernel
599s
max time network
391s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260617-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/06/2026, 14:34

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General

Target
Supernova/5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc.exe
Size 124KB
Sample260626-rxt2mscs3x
SHA256 5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc
MD5 ab5da234fe64408217985fa9e25b5a4f
SHA1 7803bda3cf5ff8a1fc2c18eef93071bd0ef15fb3
SHA512 b685383efa3b599eeda362ccedb1f69b84279baa85b6b2b6406032bcea1d125a024439db3a88e84bef7c52c7a62095af8c28f7721b446284cee1f1aeb56c9f1b
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK+:eene
TLSH
T1AEC3E7076FB18CEBD850043A57FAA22C86EBBC440DDCE25697DDDC4634D2918C8AEA57
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

Deletes itself 1 IoCs

pid	Process
2264	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2264	microsofthelp.exe
3248	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-1-5-21-28459746-3881314244-166055492-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc.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	5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 2264	4748	5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc.exe	88

C:\Users\Admin\AppData\Local\Temp\Supernova\5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc.exe
"C:\Users\Admin\AppData\Local\Temp\Supernova\5cdd47383ca7b3b3db0c20e69b9e99c316df2a08e8c56f6db30e464874e3aafc.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4748
- 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:2264

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3248

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:3524

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 124KB
SHA256 e613b216ba8b795c7f90490e36688abcc32c7b8e36c3470c95e1f0aecc1149e6
MD5 8bb0f6cf62624abddcf05e45626724cd
SHA1 0ad4922bd1526da5a4a9822ef2000efa97853046
SHA512 952bd73a2669cc222ee7ca8483989ef1b8c6c61239dbea89b08869d1c0c3c586fc3ddd749d9f8aaab8c407eae33f301c34d794fc5b59925ae2a3bb515911936f
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKy:eene
TLSH
T1E3C3E7076FB18CEBD850043A57FAA22C86EBBC440DDCE35697DDDC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2264-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3248-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4748-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4748-5-0x0000000000400000-0x000000000040F000-memory.dmp

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Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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