Analysis
-
max time kernel
149s -
max time network
139s -
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, 22:53
Static task
static1
Behavioral task
behavioral1
Sample
4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe
Resource
win10v2004-20250217-en
General
-
Target
4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe
-
Size
67KB
-
MD5
04e315d7904447324911e3ed4e43b0f4
-
SHA1
c380e1212fc83e587ef6ed8ec7227b8e3a7fb5ea
-
SHA256
4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf
-
SHA512
09fafae2e8777bcdddae50df7753e294b4bcaabefdaf08371d85ee21dcb75a14a6f59afc9b7e2e556eaaedf8d2bef4cb2a7d1a72f984cb6e8cc0b8efe9e57955
-
SSDEEP
1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+uhIehXehXhHhD:E1oEFlt6vghzwYu7vih9GueIh9j2IoHm
Malware Config
Extracted
blihanstealer
pomdfghrt
-
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
-
BlihanStealer
Blihan is a stealer written in C++.
-
Blihanstealer family
-
Deletes itself 1 IoCs
pid Process 264 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 264 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.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 4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4388 wrote to memory of 264 4388 4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe 83 PID 4388 wrote to memory of 264 4388 4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe 83 PID 4388 wrote to memory of 264 4388 4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe"C:\Users\Admin\AppData\Local\Temp\4ce57ad148a242a072958391708d382f35d10c4245e8d8bdbb7f29dfe1f601bf.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4388 -
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:264
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
67KB
MD5da7ebda3cce6558abcc1e4fe87a4846a
SHA1b519d35454e0cbc09d496902ec63145e0b52161f
SHA256ea6355401430a53b3360ba346365d7713a9e1a3d51acb5b4fbe8ba590c74fedf
SHA5129c3cc6dd64c823fba4621e12ef359b8101fec185cefbd92e68c6a8d1f744842da6e60f4b1ac1d61f51c9ae136e9d533f2adbdd48fd62a980ef0f7d6736c7dc35