Analysis
-
max time kernel
149s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 20:21
Static task
static1
Behavioral task
behavioral1
Sample
1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe
Resource
win10v2004-20241007-en
General
-
Target
1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe
-
Size
53KB
-
MD5
920e8c6d26a5397dc188fc6efe3a8ddf
-
SHA1
5ce5a90c34d1347a43d590fadd21b69e01705f6e
-
SHA256
1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3
-
SHA512
fc0b16c509e1546cb31e563e39d273e8da1674f0bd24ddec00a0f2610588702d05774e7650f3bdddb95e1987bcab61481484cbbfc0e91fe9dda255158b9801c9
-
SSDEEP
1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhH:E1oEFlt6vghzwYu7vih9GueIh9j2IoHw
Malware Config
Signatures
-
Deletes itself 1 IoCs
pid Process 648 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 648 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.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 1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3976 wrote to memory of 648 3976 1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe 83 PID 3976 wrote to memory of 648 3976 1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe 83 PID 3976 wrote to memory of 648 3976 1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe"C:\Users\Admin\AppData\Local\Temp\1ecdb27c6902e23d4ef5be1a46c3bd76e3e9771116b6e01e38a5232399d218a3.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3976 -
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:648
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
53KB
MD5d85cb77ae766a7c7e7506fb81da3dc40
SHA174685be2a9431ad9c951fc0fbbf70fa35fc6f485
SHA256cf28d9cfae7da3305c1d01419aea54224dfb7e578ecc56b1c49a33436391032a
SHA51231d19a41efa45935b267d4f2459e4b1497a7483e3fb3267cb72b5e558dbd9a8a6d20588e240f75d587f7166414025da0de49210c19f137fb029726ea988f8d6f