9e364ccf2384a19973de23c0b730e50a84a250f915e09253e77740baa69eb9bb

Analysis

max time kernel
96s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2024 09:07

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General

Target

Bin1799/Plugins/mstscax.dll
Size

640KB
MD5

b202b160c128ccb5265082a94ee01a6c
SHA1

240dac2b308caccfdd0240acf036934e135a63d0
SHA256

c9f554d83c6c3e02d0baccc1c2124112390e57136072b8282ae24c04e4796694
SHA512

cd6b618a3b2ecb07999a56b08932486a081ec8d9e37558bc1fcf6970bf44989a81ac2ec59328596c9395b91b7e159bc8cdcbdcc03fd213b982d84ee6bf7f3f05
SSDEEP

12288:qUtkfbJmi+xthCKKdo7QqkJHXab7c69fEmIwTs:WbJh+Qkc0EwT

Score

3^/10

discovery

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.
discovery

System Language Discovery
T1614.001

Processes:

regsvr32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 12 IoCs

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3523c2fb-4031-44e4-9a3b-f1e94986ee7f}\ToolboxBitmap32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8C11EFA1-92C3-11D1-BC1E-00C04FA31489}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8C11EFA1-92C3-11D1-BC1E-00C04FA31489}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8C11EFA1-92C3-11D1-BC1E-00C04FA31489}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7cacbd7b-0d99-468f-ac33-22e495c0afe5}\ToolboxBitmap32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7cacbd7b-0d99-468f-ac33-22e495c0afe5}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3523c2fb-4031-44e4-9a3b-f1e94986ee7f}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a41a4187-5a86-4e26-b40a-856f9035d9cb}\ToolboxBitmap32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a41a4187-5a86-4e26-b40a-856f9035d9cb}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 1676 wrote to memory of 4364	1676	regsvr32.exe	regsvr32.exe
PID 1676 wrote to memory of 4364	1676	regsvr32.exe	regsvr32.exe
PID 1676 wrote to memory of 4364	1676	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Bin1799\Plugins\mstscax.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\Bin1799\Plugins\mstscax.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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