Analysis
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max time kernel
149s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
26/02/2025, 19:53
Static task
static1
Behavioral task
behavioral1
Sample
0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe
Resource
win10v2004-20250217-en
General
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Target
0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe
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Size
71KB
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MD5
0bca1d775ee632fe2885837af28ad353
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SHA1
54919a2d79b51a82039dd934481a7af493063b1a
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SHA256
0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9
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SHA512
6274f72aca68e5765f3d841af5459d6a61a6a69f7e665f464f5e76a8ad27fb1ebbdab6c1eaf5bf129e928b61e1b3e6d2b1755e0a6dc129f5e9602633fcfde731
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SSDEEP
1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhf:E1oEFlt6vghzwYu7vih9GueIh9j2IoHC
Malware Config
Extracted
blihanstealer
pomdfghrt
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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
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BlihanStealer
Blihan is a stealer written in C++.
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Blihanstealer family
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Deletes itself 1 IoCs
pid Process 4556 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 4556 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-100612193-3312047696-905266872-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 6000 wrote to memory of 4556 6000 0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe 89 PID 6000 wrote to memory of 4556 6000 0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe 89 PID 6000 wrote to memory of 4556 6000 0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe"C:\Users\Admin\AppData\Local\Temp\0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6000 -
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:4556
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
71KB
MD5436bfbfe1a2708fb0abf26263f1332d6
SHA1055bb78ef7843b0e5efd498a99b59f4c67a0899d
SHA256e150877ae571e812b77c92e0f3392c6aefce7999dc8e341f4f0370a0eb5c7ebb
SHA5126feaa6fe61c2063ea80d02da0cb91f5fb41096aeb60fc135c61d0457a23ce331a91483e6fbc23278e5e085a19cd21317e5f17ce202925f5c7eb79d2273a79cf7