Overview
overview
8Static
static
5d215cf3550...7N.exe
windows7-x64
7d215cf3550...7N.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PROGRAMFI.../m.exe
windows7-x64
8$PROGRAMFI.../m.exe
windows10-2004-x64
8$PROGRAMFI...UL.exe
windows7-x64
6$PROGRAMFI...UL.exe
windows10-2004-x64
6$PROGRAMFI...xb.exe
windows7-x64
5$PROGRAMFI...xb.exe
windows10-2004-x64
5Hash-MD5֤.exe
windows7-x64
3Hash-MD5֤.exe
windows10-2004-x64
3uninst.exe
windows7-x64
7uninst.exe
windows10-2004-x64
7Analysis
-
max time kernel
93s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2024 22:24
Behavioral task
behavioral1
Sample
d215cf3550092e9833a3f540caca905b73460f9b0ea0f97637aea5301e9389f7N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
d215cf3550092e9833a3f540caca905b73460f9b0ea0f97637aea5301e9389f7N.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PROGRAMFILES/Funshion Online/Funshion/m.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PROGRAMFILES/Funshion Online/Funshion/m.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$PROGRAMFILES/Intel/yFMSUL.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PROGRAMFILES/Intel/yFMSUL.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$PROGRAMFILES/Windows Media Player/jcxb.exe
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
$PROGRAMFILES/Windows Media Player/jcxb.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
Hash-MD5֤.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
Hash-MD5֤.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
uninst.exe
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
uninst.exe
Resource
win10v2004-20241007-en
General
-
Target
$PROGRAMFILES/Intel/yFMSUL.exe
-
Size
11KB
-
MD5
a4ee3b862cbed8c2d12ed4417da46de5
-
SHA1
e3ff3b42ad2ef5c6b5a255f261d49bfb9209f183
-
SHA256
e0c17f93b8de19524ad4092bc2e2e78e91985acef5740c95cdb577bcd5b63c62
-
SHA512
f03b1cc3226c3ff64c4b8ca5ff3372b221228a71077172de6435ac6af024d9d94f43acf7464c1f461e8124fc677d765ebfd27a076b1f253a7a682ef8751c75d0
-
SSDEEP
192:SczFy0JIZgAtxlw/OQoP1hscuLhIE0MlCMKrNqb9D:7zU0CZgAtbwN81hscuqslCBR4D
Malware Config
Signatures
-
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 yFMSUL.exe -
resource yara_rule behavioral8/memory/2944-0-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral8/memory/2944-1-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral8/memory/2944-4-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral8/memory/2944-5-0x0000000000400000-0x0000000000409000-memory.dmp upx -
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 yFMSUL.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2944 yFMSUL.exe