Analysis
-
max time kernel
141s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-09-2024 15:22
Static task
static1
Behavioral task
behavioral1
Sample
039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe
Resource
win10v2004-20240802-en
General
-
Target
039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe
-
Size
6.3MB
-
MD5
45b55d1e5d2bf60cc572f541ae6fa7d1
-
SHA1
2329f56147a299bcdbf20520e626cc8253e49a8d
-
SHA256
039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8
-
SHA512
5483964e050b2be073d3cf966b6dd6271556d4adfb420fb9ecf81f42f27cd06727016292dceb9a282f9fdcb451507309d1a78f58dd5d84e3022c0ea20c58dbe2
-
SSDEEP
49152:rDiHluIUMaBlQkeq99ytafJLHQH9UdaRESvgKQUN7LpNoyuwHw6c+M8rUr+9r:qABlQkeq9gtafJzQdUdatpgwdM8rUr4r
Malware Config
Extracted
cryptbot
fivev5sb.top
-
url_path
/v1/upload.php
Signatures
-
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe -
Executes dropped EXE 3 IoCs
Processes:
service123.exeservice123.exeservice123.exepid process 3184 service123.exe 824 service123.exe 5076 service123.exe -
Loads dropped DLL 3 IoCs
Processes:
service123.exeservice123.exeservice123.exepid process 3184 service123.exe 824 service123.exe 5076 service123.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
service123.exeschtasks.exe039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language service123.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exedescription pid process target process PID 2584 wrote to memory of 3184 2584 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe service123.exe PID 2584 wrote to memory of 3184 2584 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe service123.exe PID 2584 wrote to memory of 3184 2584 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe service123.exe PID 2584 wrote to memory of 2180 2584 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe schtasks.exe PID 2584 wrote to memory of 2180 2584 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe schtasks.exe PID 2584 wrote to memory of 2180 2584 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe"C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2584 -
C:\Users\Admin\AppData\Local\Temp\service123.exe"C:\Users\Admin\AppData\Local\Temp\service123.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3184 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2180
-
C:\Users\Admin\AppData\Local\Temp\service123.exeC:\Users\Admin\AppData\Local\Temp\/service123.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:824
-
C:\Users\Admin\AppData\Local\Temp\service123.exeC:\Users\Admin\AppData\Local\Temp\/service123.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:5076