Overview
overview
7Static
static
3idle_maste....5.zip
windows7-x64
7idle_maste....5.zip
windows10-2004-x64
1idle_maste...ck.dll
windows7-x64
1idle_maste...ck.dll
windows10-2004-x64
1idle_maste...er.exe
windows7-x64
3idle_maste...er.exe
windows10-2004-x64
3idle_maste...xe.xml
windows7-x64
3idle_maste...xe.xml
windows10-2004-x64
1idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3idle_maste...es.dll
windows7-x64
3idle_maste...es.dll
windows10-2004-x64
3Analysis
-
max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13-01-2025 13:50
Static task
static1
Behavioral task
behavioral1
Sample
idle_master_extended_v1.5.zip
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
idle_master_extended_v1.5.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
idle_master_extended_v1.5/HtmlAgilityPack.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
idle_master_extended_v1.5/HtmlAgilityPack.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
idle_master_extended_v1.5/IdleMaster.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
idle_master_extended_v1.5/IdleMaster.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
idle_master_extended_v1.5/IdleMaster.exe.xml
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
idle_master_extended_v1.5/IdleMaster.exe.xml
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
idle_master_extended_v1.5/Languages/cs/IdleMaster.resources.dll
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
idle_master_extended_v1.5/Languages/cs/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
idle_master_extended_v1.5/Languages/de/IdleMaster.resources.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
idle_master_extended_v1.5/Languages/de/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
idle_master_extended_v1.5/Languages/el/IdleMaster.resources.dll
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
idle_master_extended_v1.5/Languages/el/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
idle_master_extended_v1.5/Languages/es/IdleMaster.resources.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
idle_master_extended_v1.5/Languages/es/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
idle_master_extended_v1.5/Languages/fi/IdleMaster.resources.dll
Resource
win7-20241023-en
Behavioral task
behavioral18
Sample
idle_master_extended_v1.5/Languages/fi/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
idle_master_extended_v1.5/Languages/fr/IdleMaster.resources.dll
Resource
win7-20240729-en
Behavioral task
behavioral20
Sample
idle_master_extended_v1.5/Languages/fr/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
idle_master_extended_v1.5/Languages/hu/IdleMaster.resources.dll
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
idle_master_extended_v1.5/Languages/hu/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
idle_master_extended_v1.5/Languages/it/IdleMaster.resources.dll
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
idle_master_extended_v1.5/Languages/it/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
idle_master_extended_v1.5/Languages/ja/IdleMaster.resources.dll
Resource
win7-20241010-en
Behavioral task
behavioral26
Sample
idle_master_extended_v1.5/Languages/ja/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
idle_master_extended_v1.5/Languages/ko/IdleMaster.resources.dll
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
idle_master_extended_v1.5/Languages/ko/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
idle_master_extended_v1.5/Languages/nl/IdleMaster.resources.dll
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
idle_master_extended_v1.5/Languages/nl/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
idle_master_extended_v1.5/Languages/no/IdleMaster.resources.dll
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
idle_master_extended_v1.5/Languages/no/IdleMaster.resources.dll
Resource
win10v2004-20241007-en
General
-
Target
idle_master_extended_v1.5/Languages/hu/IdleMaster.resources.dll
-
Size
9KB
-
MD5
c1d2aeaf92fe90aeaabce26f1cd808ec
-
SHA1
30b1c09125c6040b22a61d6b184ace4842a1899e
-
SHA256
ce9af7be8b5d2d203e2381d400af57b0476ec46cc64f0489dd1263bea9ff437e
-
SHA512
97f9e166f5e91f17fdcb83a0818342fa91ef10567053ba23e5567630679179f22495203f6f9b405033ee01498c02338732a0e80e4f2972f56a9cba39744330c5
-
SSDEEP
192:vcayCzw8zXfQrKK8l77eHniWcg/wQY0yMhuQHaJ:vGDMXfQj8l7EnR5YYET
Malware Config
Signatures
-
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 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1568 wrote to memory of 1944 1568 rundll32.exe 30 PID 1568 wrote to memory of 1944 1568 rundll32.exe 30 PID 1568 wrote to memory of 1944 1568 rundll32.exe 30 PID 1568 wrote to memory of 1944 1568 rundll32.exe 30 PID 1568 wrote to memory of 1944 1568 rundll32.exe 30 PID 1568 wrote to memory of 1944 1568 rundll32.exe 30 PID 1568 wrote to memory of 1944 1568 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\idle_master_extended_v1.5\Languages\hu\IdleMaster.resources.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1568 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\idle_master_extended_v1.5\Languages\hu\IdleMaster.resources.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1944
-