blihanstealer | 05c4e025d2303992b90b53b4ec2729c957055b4ac10cbf95f50297e66e862efd

Analysis

max time kernel
150s
max time network
117s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/08/2026, 21:33

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General

Target
2026-08-14_6bd9c60510d501e5766cfb088b6bf430_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Size 478KB
Sample260814-1ejbvshr8s
SHA256 05c4e025d2303992b90b53b4ec2729c957055b4ac10cbf95f50297e66e862efd
MD5 6bd9c60510d501e5766cfb088b6bf430
SHA1 2d4ca2d932718b8382686632c66baaa278123226
SHA512 85f1119317d1f6f4c19dfc2231152a096085a417be62e471122a688c42ce5f6fc21e81d20f7c337b20691d823c26dba5494142505cbdcb972d7161095aa83ff9
SSDEEP 6144:een/WDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdy7:eeQh1Lk70Tnvjc8MxdABSnLHOr2f
TLSH
T1F5A4D02175C1C4B7C466003505EADB3D8A7B7C210BF9D2D7BBDCDA6A2E512D0963A2CB
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
behavioral2/memory/2064-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00070000000113d4-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2064-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/6068-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1448-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1448	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1448	microsofthelp.exe
6068	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-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-14_6bd9c60510d501e5766cfb088b6bf430_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-14_6bd9c60510d501e5766cfb088b6bf430_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.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	2026-08-14_6bd9c60510d501e5766cfb088b6bf430_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 1448	2064	2026-08-14_6bd9c60510d501e5766cfb088b6bf430_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-14_6bd9c60510d501e5766cfb088b6bf430_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-14_6bd9c60510d501e5766cfb088b6bf430_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2064
- 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:1448

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:6068

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 478KB
SHA256 9beb43862cd9a9e3943e3968afc5e28459d00bdc83ad858967b7e8dd584d56f8
MD5 07447121a319d561c1fb21a24b6b71ad
SHA1 5cc67378f273c7788811b2117d50a2c0a6b4d7da
SHA512 d8e55e06e228c166abd99e4abd741258a9e95d2c93d2b1ed3fac129c1832e732193abd9b1d4b0365117d15b664839af939b9ba812014b7b0e28843eb08c7fe15
SSDEEP 6144:een/WDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdy7:eeQh1Lk70Tnvjc8MxdABSnLHOr2f
TLSH
T1DEA4D02175C1C4B7C466003505EADB3D8A7B7C210BF9D2D7BBDCDA6A2E512D0963A2CB
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1448-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2064-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2064-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/6068-8-0x0000000000400000-0x000000000040F000-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