Analysis
-
max time kernel
149s -
max time network
149s -
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, 19:14
Static task
static1
Behavioral task
behavioral1
Sample
0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe
Resource
win10v2004-20250217-en
General
-
Target
0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe
-
Size
73KB
-
MD5
6e6171a9abc3c3992ae97ca5938bc4ef
-
SHA1
d7ee8a6075a0e33401eabeaf8e008a557b898c6e
-
SHA256
0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7
-
SHA512
434e9654d8506e3b94d0d38f6b925459ad5d8583a5421a81c1df78559ef8d0d1a4ea6b98fba4a108029ab660f051d1b8f2d1061d10a3ca8ea321a77f7f4a54e2
-
SSDEEP
1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhN:E1oEFlt6vghzwYu7vih9GueIh9j2IoHW
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 3416 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 3416 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.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 0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4444 wrote to memory of 3416 4444 0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe 85 PID 4444 wrote to memory of 3416 4444 0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe 85 PID 4444 wrote to memory of 3416 4444 0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe"C:\Users\Admin\AppData\Local\Temp\0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4444 -
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:3416
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
73KB
MD51a93dc47ec40eb51478071b01b600637
SHA1beb6350591732a7658a538508f28fe737a8003fd
SHA256f2298556d4ae0150e7258cffee5a731769a4b35a069beed668ae7f07474520f2
SHA512e51263914e298e8fad0cafff3f5414ecbb373438aae633bef48d8738821119acae5de79a85a0c19e0935c30be42a747aed6953faf1582335378c833780d9bcd0