blihanstealer | 63a1613df29ee4f2d44d81354ee09295b30570514f7d8585376af7abe5d23e2e

Analysis

max time kernel
149s
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
09/08/2026, 00:22

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General

Target
2026-08-08_1678ea301fdd682c88d06618c784d2a8_elex_qilin.exe
Size 83KB
Sample260809-apavcsfl4y
SHA256 63a1613df29ee4f2d44d81354ee09295b30570514f7d8585376af7abe5d23e2e
MD5 1678ea301fdd682c88d06618c784d2a8
SHA1 3cb14bb85f8c83fa56e631e03d736bb76a2f3d9f
SHA512 5ffe30357d007eb440d76ea835eda1e256097436ce096ee3016b1b515f1569445664657e2b8b2a9c01b34410bf332c5276b944c5a1ad6c75da88fde8f2254386
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hs:E1oEFlt6vghzwYu7vih9GueIh9j2IoHz
TLSH
T19983D54B4E65CDDFD804103BABEAA26C86E3FC451CCCF35657EEC80664C2918C99E997
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/2380-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x00170000000243b5-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2380-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3752-8-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1128-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1128	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1128	microsofthelp.exe
3752	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-1-5-21-668679576-120646659-2289335452-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-08_1678ea301fdd682c88d06618c784d2a8_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-08_1678ea301fdd682c88d06618c784d2a8_elex_qilin.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	2026-08-08_1678ea301fdd682c88d06618c784d2a8_elex_qilin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1128	2380	2026-08-08_1678ea301fdd682c88d06618c784d2a8_elex_qilin.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-08_1678ea301fdd682c88d06618c784d2a8_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_1678ea301fdd682c88d06618c784d2a8_elex_qilin.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- 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:1128

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3752

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 84KB
SHA256 c49795035096f0b274c00d8eaa62df484850ea01d6dfb2f260b97795992f9317
MD5 dd25d6a6e794a8213f398d65e47f2aaf
SHA1 2f0c81ce75aa36fd6609d13d36539db5d11e0a6d
SHA512 6df04a30fad1efefa79e8473effb57aee7291cd118d24427f5151e9b4d7ba66c1f64677a4e05503e748c120861e85d154a39b948c81505d6bb51c37badbd022f
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hQ:E1oEFlt6vghzwYu7vih9GueIh9j2IoHf
TLSH
T1F683E54B4E65CDDFD804103B9BEAA22C86E3FC451CCCF35657EEC80664C2918C99E957
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1128-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2380-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2380-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3752-8-0x0000000000400000-0x000000000040E000-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