49b0c588abedc0239ef9580de207baa36d220ac82125bc65a6a3398692c66f24

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 00:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

215b48d49b04ccd8fc8951b9dfa8f59d.exe
Size

7KB
MD5

215b48d49b04ccd8fc8951b9dfa8f59d
SHA1

51208df94b3186cdb5887f20f158caa93f01ca09
SHA256

49b0c588abedc0239ef9580de207baa36d220ac82125bc65a6a3398692c66f24
SHA512

cb5025d9b9c13fcfe9da0ec4bb5318553518c7f539a6dc751fa3e313fbc6252a79bc69ac428ff36863f967156340aec6cbe5bed1aa794d454304176ebd0d3962
SSDEEP

96:AFB26INK4u5V0XzhjCb0q9Md57iZriH6sFwLcjOjVlNvCZM:Wr4520TsriH6sFwL5jfNmM

Score

8^/10

persistence

Malware Config

Signatures

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\kkvk\ImagePath = "\\??\\C:\\Windows\\Fonts\\kkvk.fon"	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
3800	rundll32.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\kkvk.fon	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4424	215b48d49b04ccd8fc8951b9dfa8f59d.exe
4424	215b48d49b04ccd8fc8951b9dfa8f59d.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3800	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 3536	4424	215b48d49b04ccd8fc8951b9dfa8f59d.exe	40
PID 4424 wrote to memory of 3536	4424	215b48d49b04ccd8fc8951b9dfa8f59d.exe	40
PID 4424 wrote to memory of 3536	4424	215b48d49b04ccd8fc8951b9dfa8f59d.exe	40
PID 3536 wrote to memory of 3800	3536	cmd.exe	39
PID 3536 wrote to memory of 3800	3536	cmd.exe	39
PID 3536 wrote to memory of 3800	3536	cmd.exe	39

C:\Users\Admin\AppData\Local\Temp\215b48d49b04ccd8fc8951b9dfa8f59d.exe
"C:\Users\Admin\AppData\Local\Temp\215b48d49b04ccd8fc8951b9dfa8f59d.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4424
- C:\Windows\SysWOW64\cmd.exe
  cmd /c rundll32 Runt.dll,RundllTest
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3536

C:\Windows\SysWOW64\rundll32.exe
rundll32 Runt.dll,RundllTest
1⤵
- Sets service image path in registry
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: LoadsDriver
PID:3800

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3800-5-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/4424-0-0x0000000013140000-0x0000000013143000-memory.dmp

Filesize
12KB

Download
memory/4424-2-0x0000000013140000-0x0000000013143000-memory.dmp

Filesize
12KB

Download