6db345ff7f370b0785a5ce1a0f3e8d9b2a8d8fb6a236d29744c87749868adc50

Analysis

max time kernel
139s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2024 11:18

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General

Target

PmpSplitter.dll
Size

236KB
MD5

dc1defde4f0b51bd17332586d0962786
SHA1

06a6da68883b7ef5f515f9df9d58004b502d15bb
SHA256

fc4d9fbdfebec64d2d7207ceba6fec4ad8ec2b210ee07775577d4435ea5ad8e5
SHA512

01fd15256abd24deb758e6007bef77184fad94e945192dd650d9b01798ed974675b60d818f2d570fda9b2a8c6f27d1ab2d38b342a464613079adfa34a2b4f83b
SSDEEP

6144:kOKxw3fICwnQQABCZs04tq4t+9U0P2N4:Rgn7FZswTON4

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

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

Modifies registry class 23 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Media Type\Extensions\.pmp	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E117D42B-839C-498A-95DA-647BC90E2B8F}\ = "Pmp Source"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{E117D42B-839C-498A-95DA-647BC90E2B8F}\CLSID = "{E117D42B-839C-498A-95DA-647BC90E2B8F}"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{E117D42B-839C-498A-95DA-647BC90E2B8F}\FilterData = 02000000010060000000000000000000	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{E117D42B-839C-498A-95DA-647BC90E2B8F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Media Type\{E436EB83-524F-11CE-9F53-0020AF0BA770}\{706D706D-0000-0000-0000-000000000000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}\ = "Pmp Splitter"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E117D42B-839C-498A-95DA-647BC90E2B8F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E117D42B-839C-498A-95DA-647BC90E2B8F}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}\CLSID = "{412C98D0-B46E-4FFA-92E1-4016782EE0AB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Media Type\{E436EB83-524F-11CE-9F53-0020AF0BA770}\{706D706D-0000-0000-0000-000000000000}\0 = "0,4,,706d706d"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Media Type\{E436EB83-524F-11CE-9F53-0020AF0BA770}\{706D706D-0000-0000-0000-000000000000}\Source Filter = "{E117D42B-839C-498A-95DA-647BC90E2B8F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E117D42B-839C-498A-95DA-647BC90E2B8F}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{E117D42B-839C-498A-95DA-647BC90E2B8F}\FriendlyName = "Pmp Source"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Media Type\Extensions\.pmp\Source Filter = "{E117D42B-839C-498A-95DA-647BC90E2B8F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PmpSplitter.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E117D42B-839C-498A-95DA-647BC90E2B8F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PmpSplitter.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}\FriendlyName = "Pmp Splitter"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{412C98D0-B46E-4FFA-92E1-4016782EE0AB}\FilterData = 02000000010060000100000000000000307069330000000000000000020000000000000000000000307479330000000048000000580000003174793300000000480000006800000083eb36e44f52ce119f530020af0ba770000000000000000000000000000000006d706d70000000000000000000000000	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 2160	4876	regsvr32.exe	84
PID 4876 wrote to memory of 2160	4876	regsvr32.exe	84
PID 4876 wrote to memory of 2160	4876	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\PmpSplitter.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\PmpSplitter.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2160

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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