blihanstealer | 9e946f08825f5f06d02c30e409783f6628b767d36bc4cf5d1c9fdd771c16f84f

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
04/08/2026, 10:47

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General

Target
2026-08-03_92c19173849e3a1a67d911503a6a9e31_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Size 299KB
Sample260804-mvsnkstxcs
SHA256 9e946f08825f5f06d02c30e409783f6628b767d36bc4cf5d1c9fdd771c16f84f
MD5 92c19173849e3a1a67d911503a6a9e31
SHA1 ff13022a2763ee725374bd6fdc41f4daa133032e
SHA512 8b826df00be00a4991f780f0f084c8d68fbe307e5e3926ea5f0c174f204187359e02f0b6e7195011c1a0af1a9b7bf87357bf43999f194e3cc23d4868adb17725
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNh:een/WDKW1Lgbdl0TBBvjc/oVM6W
TLSH
T1F654AE1275C1C1B3C466003145E6DB3D9A7B78210BF9D2D7BBDC9A6A2E513D0E63A2CB
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/1292-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x00140000000242b2-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1292-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2532-7-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1252-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1252	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1252	microsofthelp.exe
2532	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-1-5-21-876885714-46325919-1482798410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-03_92c19173849e3a1a67d911503a6a9e31_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	2026-08-03_92c19173849e3a1a67d911503a6a9e31_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	2026-08-03_92c19173849e3a1a67d911503a6a9e31_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 1292 wrote to memory of 1252	1292	2026-08-03_92c19173849e3a1a67d911503a6a9e31_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-08-03_92c19173849e3a1a67d911503a6a9e31_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_92c19173849e3a1a67d911503a6a9e31_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:1292
- 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:1252

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2532

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 299KB
SHA256 462ae15c0eb1c67ad1ca4cc7f61f2be687e0ab4848a96bb5c6ae777d4429d086
MD5 67ba08f43be1610254891cd0976d5778
SHA1 2da1211fb148a022f01f35b168868c24053402aa
SHA512 e194a601156abe34773a0ea8f1968f12f86a71ac597c19479681ba4b76e9600437404df22710f3b67077ae3f22b65d21249450498ad3c9ced4b849c2ce90d1d3
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahN6:een/WDKW1Lgbdl0TBBvjc/oVM6W
TLSH
T18064AE1275C1C1B3C466003145E6DB3D9A7B78210BF9D2D7BBDC9A6A2E513D0E63A2CB
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1252-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1292-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1292-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2532-7-0x0000000000400000-0x000000000040F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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