blihanstealer | f94899cd6d8735ef1a23db018afa1de4f77afa4c5cb318ed0349bab4366bcfd2

Analysis

max time kernel
150s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/08/2026, 22:10

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General

Target
2026-08-28_0edea0a899c70482b017298be2ba0a1b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Size 442KB
Sample260828-13ch8attez
SHA256 f94899cd6d8735ef1a23db018afa1de4f77afa4c5cb318ed0349bab4366bcfd2
MD5 0edea0a899c70482b017298be2ba0a1b
SHA1 c1bd5abb48b07ae763b84e9f6595a6e42ed64fbe
SHA512 5bb535b4ff01f770aa87e8d544e0101bd3d0f8b1c027b693967a56f9947cd61ae40b51b427d0747ce56acd2eea68ce3616eb848b8367e1263d7cbccd0777853a
SSDEEP 6144:ETWDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdy:ETQh1Lk70Tnvjc8MxdABSnLHOr2f
TLSH
T1FAA4F12175C0C4B7D466103545EACB3D8A76B8210BF8D2C7BBDC9BB66E512D0973A2CB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery blihanstealer persistence stealer trojan

Malware Config

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/4316-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000800000001b858-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4316-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3368-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3552-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3552	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3552	microsofthelp.exe
3368	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"	2026-08-28_0edea0a899c70482b017298be2ba0a1b_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	2026-08-28_0edea0a899c70482b017298be2ba0a1b_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	2026-08-28_0edea0a899c70482b017298be2ba0a1b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4316 wrote to memory of 3552	4316	2026-08-28_0edea0a899c70482b017298be2ba0a1b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-28_0edea0a899c70482b017298be2ba0a1b_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-28_0edea0a899c70482b017298be2ba0a1b_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:4316
- 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:3552

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3368

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 442KB
SHA256 ef6d460f6fdf689c665e4ce88c750fd38bd46c39ddbdd7a554707516ee28963a
MD5 aebe78afc75c00d830e864aa38449b74
SHA1 830ffb0c6207e349c7a871d2c445343bc25d088a
SHA512 3679f62c17b2f522dac96e05c4e3cf7548df7bc34a10f5a3dae64f2e4a80a89c35f78c653ba620a1d2cf2084180e308d8474673692143bf3e39e08dd4c564744
SSDEEP 6144:ETWDKW1Lgbdl0TBBvjc/oVM66dAFlJTSRUYzLY6hOfvb2wdy:ETQh1Lk70Tnvjc8MxdABSnLHOr2f
TLSH
T1AFA4F12175C0C4B7D466103545EACB3D8A76B8210BF8D2C7BBDC9BB66E512D0973A2CB
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3368-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3552-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4316-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4316-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads