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
118s -
max time network
122s -
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/es/IdleMaster.resources.dll
-
Size
9KB
-
MD5
03f33e9b70f9fe5277b9d95debb9c2c5
-
SHA1
25dc0252d263021463ec3194840c9e3f1b6244ed
-
SHA256
ffa9f60c87a65ad3211549ba8687247a5bc2c9469549a1e96d2e0b9b55d3a2d8
-
SHA512
eaf7cb9d40228d9fd74bb53a10fb4bf38f8162964a2af4bf6167655ac6401d6f02f0ce3e42c2fcfda57cfe4fa338bc3d9d6ce27690d28675f70b099f8ac843a0
-
SSDEEP
192:5cayCz4xEScErs+nE6hqQbwS5fORXPyBhUdQHaJ:5GhEScE/nE642GdT
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 2104 wrote to memory of 376 2104 rundll32.exe 31 PID 2104 wrote to memory of 376 2104 rundll32.exe 31 PID 2104 wrote to memory of 376 2104 rundll32.exe 31 PID 2104 wrote to memory of 376 2104 rundll32.exe 31 PID 2104 wrote to memory of 376 2104 rundll32.exe 31 PID 2104 wrote to memory of 376 2104 rundll32.exe 31 PID 2104 wrote to memory of 376 2104 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\idle_master_extended_v1.5\Languages\es\IdleMaster.resources.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\idle_master_extended_v1.5\Languages\es\IdleMaster.resources.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:376
-