Overview
overview
9Static
static
3MSS32.dll
windows7-x64
9MSS32.dll
windows10-2004-x64
9granny2.dll
windows7-x64
3granny2.dll
windows10-2004-x64
3lib/Libido.pyc
windows7-x64
3lib/Libido.pyc
windows10-2004-x64
3lib/UserDict.pyc
windows7-x64
3lib/UserDict.pyc
windows10-2004-x64
3lib/__future__.pyc
windows7-x64
3lib/__future__.pyc
windows10-2004-x64
3lib/_socket.dll
windows7-x64
3lib/_socket.dll
windows10-2004-x64
3lib/_sre.pyc
windows7-x64
3lib/_sre.pyc
windows10-2004-x64
3lib/_sre.dll
windows7-x64
3lib/_sre.dll
windows10-2004-x64
3lib/copy_reg.pyc
windows7-x64
3lib/copy_reg.pyc
windows10-2004-x64
3lib/httplib.pyc
windows7-x64
3lib/httplib.pyc
windows10-2004-x64
3lib/inf.pyc
windows7-x64
3lib/inf.pyc
windows10-2004-x64
3lib/linecache.pyc
windows7-x64
3lib/linecache.pyc
windows10-2004-x64
3lib/mimetools.pyc
windows7-x64
3lib/mimetools.pyc
windows10-2004-x64
3lib/ntpath.pyc
windows7-x64
3lib/ntpath.pyc
windows10-2004-x64
3lib/nturl2path.pyc
windows7-x64
3lib/nturl2path.pyc
windows10-2004-x64
3lib/os.pyc
windows7-x64
3lib/os.pyc
windows10-2004-x64
3Analysis
-
max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 12:39
Static task
static1
Behavioral task
behavioral1
Sample
MSS32.dll
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
MSS32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
granny2.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
granny2.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
lib/Libido.pyc
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
lib/Libido.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
lib/UserDict.pyc
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
lib/UserDict.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
lib/__future__.pyc
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
lib/__future__.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
lib/_socket.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
lib/_socket.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
lib/_sre.pyc
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
lib/_sre.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
lib/_sre.dll
Resource
win7-20241010-en
Behavioral task
behavioral16
Sample
lib/_sre.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
lib/copy_reg.pyc
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
lib/copy_reg.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
lib/httplib.pyc
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
lib/httplib.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
lib/inf.pyc
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
lib/inf.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
lib/linecache.pyc
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
lib/linecache.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
lib/mimetools.pyc
Resource
win7-20241010-en
Behavioral task
behavioral26
Sample
lib/mimetools.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
lib/ntpath.pyc
Resource
win7-20240708-en
Behavioral task
behavioral28
Sample
lib/ntpath.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
lib/nturl2path.pyc
Resource
win7-20241023-en
Behavioral task
behavioral30
Sample
lib/nturl2path.pyc
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
lib/os.pyc
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
lib/os.pyc
Resource
win10v2004-20241007-en
General
-
Target
MSS32.dll
-
Size
957KB
-
MD5
01c14c4c2b8568a3e8d2004c5930fed7
-
SHA1
57ca5229b6c233d407061ec1f038da34b07bdf8c
-
SHA256
a0ef00858d423763fa4aec6d0afa6cc9d9ebccf15717d183419f850402f2b546
-
SHA512
ba2395e97acf7acaf8d840b408901f0547b2c164a262e56767cea2422dd8948c6613193c3b109d776200d36d57a0f800cc0f6462d602a389ffced9e450ac4400
-
SSDEEP
24576:5BBCQFgtnGyfZ1ybM0OPj9RFPGEHouQOnYsdW1CJEx3:PBCGgtGMgM/FPGa/vnYsdW1uEx3
Malware Config
Signatures
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ rundll32.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 956 rundll32.exe -
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 behavior: EnumeratesProcesses 1 IoCs
pid Process 956 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2000 wrote to memory of 956 2000 rundll32.exe 31 PID 2000 wrote to memory of 956 2000 rundll32.exe 31 PID 2000 wrote to memory of 956 2000 rundll32.exe 31 PID 2000 wrote to memory of 956 2000 rundll32.exe 31 PID 2000 wrote to memory of 956 2000 rundll32.exe 31 PID 2000 wrote to memory of 956 2000 rundll32.exe 31 PID 2000 wrote to memory of 956 2000 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MSS32.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MSS32.dll,#12⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:956
-