blihanstealer | e83440bb44a8d76e939f5345ee55d15179a27cc79a0e736ec959d6c74e3d053d

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/11/2026, 15:36

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General

Target
2026-11-03_80b46e8f14e05f0ccc497e5f330d1d21_elex_qilin_rhadamanthys.exe
Size 87KB
Sample261104-s18jwabs21
SHA256 e83440bb44a8d76e939f5345ee55d15179a27cc79a0e736ec959d6c74e3d053d
MD5 80b46e8f14e05f0ccc497e5f330d1d21
SHA1 489a4ca1aa11b75dfbd7aa144b2eb3a946728af9
SHA512 932e701ccb9ebc58b5aa7cd70939b1bdda955f32932f89163f7dac0dd82fccba662f5a7730375ac1deb7eec2784cf8e021cad49ce31ea716e6b9ef826fe548a7
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXk:E1oEFlt6vghzwYu7vih9GueIh9j2IoHe
TLSH
T12C933A5B8AA2CCEBD810003B57EAA27C86EBFC411DDCE3968BDDC81634D2918C95E557
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/3472-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b86a-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3472-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3184-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3608-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3608	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3608	microsofthelp.exe
3184	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-1-5-21-4057491610-3392471755-192832105-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-11-03_80b46e8f14e05f0ccc497e5f330d1d21_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-11-03_80b46e8f14e05f0ccc497e5f330d1d21_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	2026-11-03_80b46e8f14e05f0ccc497e5f330d1d21_elex_qilin_rhadamanthys.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3472 wrote to memory of 3608	3472	2026-11-03_80b46e8f14e05f0ccc497e5f330d1d21_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-11-03_80b46e8f14e05f0ccc497e5f330d1d21_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-03_80b46e8f14e05f0ccc497e5f330d1d21_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:3472
- 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:3608

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3184

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 87KB
SHA256 d446715afba32523c53957dbcb0ba4a0e74012da42ada8633b93a266404e9766
MD5 7fd0b0e0ccacb161ec8c665c0e8a825b
SHA1 ee4d7c6979d269c319b96605599bfea0b3480f02
SHA512 fd01fcdb6bd778f9966e64533c9b14a7c234356cd21096ec5ddd1b9f55eefd1d40ea56dbeb7335ff64dff311343c4441ceb7131e213ae39d9ac1b9df25d206d4
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX/:E1oEFlt6vghzwYu7vih9GueIh9j2IoHV
TLSH
T16D933A5B8AA2CCEBD810003B57EAA27C86EBFC411DDCA3968BDDC81634D2918C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3184-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3472-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3472-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3608-10-0x0000000000400000-0x000000000040E000-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