7d97f9c1ad70d61b440ab9e8e5ae2553189a4d77fdf1bc34d597164515f80c6b

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/08/2024, 10:00

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General

Target

91b43aa97ef34691962e23d52e2f0430N.dll
Size

8KB
MD5

91b43aa97ef34691962e23d52e2f0430
SHA1

ed87935c9dd5d14a6f95fda236862320e17b05e5
SHA256

7d97f9c1ad70d61b440ab9e8e5ae2553189a4d77fdf1bc34d597164515f80c6b
SHA512

2ac1751031f53c1197c161849386f72dddaffc278f67448a5a081d7d7bde3dd7472400feb7056f6fb969ef659b346989a622b732cd658ae09d71ce52808f7907
SSDEEP

192:Ah4SFyvWohE5xf6YUBSL63SUJqtMblWN:AO+ohE2B13NJqtM

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\satornas.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\satornas.dll	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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 4480	4732	rundll32.exe	83
PID 4732 wrote to memory of 4480	4732	rundll32.exe	83
PID 4732 wrote to memory of 4480	4732	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\91b43aa97ef34691962e23d52e2f0430N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\91b43aa97ef34691962e23d52e2f0430N.dll,#1
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:4480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4480-0-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads