984ec703d267e37554db2532839f37170f8762886c904e51f26d90235eff8984

Analysis

max time kernel
120s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 20:53

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General

Target

984ec703d267e37554db2532839f37170f8762886c904e51f26d90235eff8984N.dll
Size

256KB
MD5

fa03aea4eb3a4945cd82eeabbe6db700
SHA1

7b16018f280e12da6693e227e690d71796b78e0b
SHA256

984ec703d267e37554db2532839f37170f8762886c904e51f26d90235eff8984
SHA512

260fa82efb37bc5a02e0081a75d94ca5cddb9734e65b5d139030ea9844e87136d42c880cbce0d9e79965a9d5287132def6443098a87a7217a537aa4c697c2ae0
SSDEEP

6144:sZDoIGsIguwjVFIqfPc295F9bz5tUmkboAwPoq6lk0ID:sZMBv6E29hnjUmkb39qzh

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\Vwoxuq = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\984ec703d267e37554db2532839f37170f8762886c904e51f26d90235eff8984N.dll\",Startup"	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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
2244	rundll32.exe
2244	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2244	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2244	2396	rundll32.exe	89
PID 2396 wrote to memory of 2244	2396	rundll32.exe	89
PID 2396 wrote to memory of 2244	2396	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\984ec703d267e37554db2532839f37170f8762886c904e51f26d90235eff8984N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\984ec703d267e37554db2532839f37170f8762886c904e51f26d90235eff8984N.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2244

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4304,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=4140 /prefetch:8
1⤵
PID:4656

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

Replay Monitor

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Downloads

memory/2244-0-0x00000000028E0000-0x00000000029E0000-memory.dmp

Filesize
1024KB

Download
memory/2244-1-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2244-11-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2244-12-0x00000000028E0000-0x00000000029E0000-memory.dmp

Filesize
1024KB

Download