Analysis
-
max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/02/2025, 05:17
Static task
static1
Behavioral task
behavioral1
Sample
cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe
Resource
win10v2004-20250217-en
General
-
Target
cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe
-
Size
41KB
-
MD5
ae69e8808d9200fbe0e0537828b383cf
-
SHA1
c0c4eb654cfd78d277afa0cd0cb489c34c5f5fa1
-
SHA256
cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772
-
SHA512
99cfda9eb078dc3d13ca543bc08cda618c77ceb78ff633298279c70810d684ab0d7f14f0b7ad1e6e993c8c99b403b88a659042afee2490675fd49f42f16b4659
-
SSDEEP
768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Eh6I4:e6q10k0EFjed6rqJ+6vghzwYu7vih9G8
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 2964 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2964 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe File created C:\Windows\HidePlugin.dll microsofthelp.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2628 wrote to memory of 2964 2628 cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe 31 PID 2628 wrote to memory of 2964 2628 cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe 31 PID 2628 wrote to memory of 2964 2628 cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe 31 PID 2628 wrote to memory of 2964 2628 cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe"C:\Users\Admin\AppData\Local\Temp\cad5b299da8187a0f67d73489580447ef54da6993384d1789a15241be0f7f772.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2628 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Windows directory
PID:2964
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
42KB
MD5c5e85fdbf9f464950f4348c7c234d26c
SHA13d5a546ae8b365f00450fc357b896f783104e5ce
SHA25682f62b21e8c830c93831d1c0043ef36cf423dc8d109743b0d7ea14ba2448f9ec
SHA512e3e9acf73d88deecba0276688e73343e28415965e337087799e6fc93ec9e45bc30fda86b7ed36b51734693e549e13f5317a95eb4220b335189b63e9e334f6ae4