blihanstealer | f29f1543f33450658b62d460b5544e659dda364246620345e7099bf7a7430321

Analysis

max time kernel
150s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/08/2026, 05:56

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General

Target
2026-08-10_b498cf42191107780f967f51c4dd1896_elex_qilin_rhadamanthys.exe
Size 82KB
Sample260810-gndm7ack3x
SHA256 f29f1543f33450658b62d460b5544e659dda364246620345e7099bf7a7430321
MD5 b498cf42191107780f967f51c4dd1896
SHA1 16a8c15f70391d5d214e20a7d9efe7228517ad62
SHA512 1869b529705f47b909f874afc07d482968d89950ab8b827328240ef421e764b526b9d9858b8e4a94bd2ccd9b54edf5051fc0d8aaa528b29c12db553888b9c742
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXO:E1oEFlt6vghzwYu7vih9GueIh9j2IoHQ
TLSH
T191834B574AA2CCABD800003B67FAA27C86EBFD411DECF3968BDDC81634D2914C95E557
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/2808-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0006000000006977-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2808-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5028-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/892-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
892	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
892	microsofthelp.exe
5028	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-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-10_b498cf42191107780f967f51c4dd1896_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	2026-08-10_b498cf42191107780f967f51c4dd1896_elex_qilin_rhadamanthys.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	2026-08-10_b498cf42191107780f967f51c4dd1896_elex_qilin_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 892	2808	2026-08-10_b498cf42191107780f967f51c4dd1896_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-10_b498cf42191107780f967f51c4dd1896_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_b498cf42191107780f967f51c4dd1896_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:2808
- 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:892

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5028

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 82KB
SHA256 07f53e810734c5bed3b9b99cc0bdb40dba0998c00a755e5f156061355af308f9
MD5 bbba1255a85e159e5ee2c253778f082a
SHA1 fc9c7bd5eee00e68471fde28a02617a6c2caa46e
SHA512 7cb760ca4d7dbdcbc6524dd796265e35fbdee9ca7d06255f77cc68eb3a1d65c1d75900f9d71e54463072fc554920812574a615c1f42172586ea4cc5c983611dc
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXn:E1oEFlt6vghzwYu7vih9GueIh9j2IoH5
TLSH
T1F1834B578EA2CCABD800003B67FAA27C86EBFD411DECB3968BDDC81634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/892-11-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2808-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2808-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5028-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads