39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 20:24

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General

Target

39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe
Size

35KB
MD5

4cad31be9992605eb634320bc3f9a334
SHA1

f51ab242081e131bce8168bb62eef3edde6a2c99
SHA256

39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92
SHA512

8defbfab916560d6c71ccb64fd4ab9115b6b6470b2b27d7a2ba9860bf36641399a0559be422687b89f2459f1177a54858dc8ef6833b6aab3732ec2be86f15247
SSDEEP

768:m2VJyePxXbLYTSsrUIZ6kyzrLhRNioqAjgrVo9gK5p5:m2By9QIZgzrlLioqFoW

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\svchost.exe"	39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\svchost.exe"	svchost.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1076	svchost.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe
File opened for modification	C:\Windows\svchost.exe	39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe
File created	C:\Windows\conime.exe	svchost.exe
File opened for modification	C:\Windows\conime.exe	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 1076	4636	39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe	88
PID 4636 wrote to memory of 1076	4636	39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe	88
PID 4636 wrote to memory of 1076	4636	39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe	88

C:\Users\Admin\AppData\Local\Temp\39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe
"C:\Users\Admin\AppData\Local\Temp\39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4636
- C:\Windows\svchost.exe
  C:\Windows\svchost.exe
  2⤵
  - Modifies WinLogon for persistence
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\svchost.exe

Filesize
35KB

MD5
4cad31be9992605eb634320bc3f9a334

SHA1
f51ab242081e131bce8168bb62eef3edde6a2c99

SHA256
39e7644ede3474d6fbc68a0ffe6977725d7da9bf9e84e46da7e3451d16b74b92

SHA512
8defbfab916560d6c71ccb64fd4ab9115b6b6470b2b27d7a2ba9860bf36641399a0559be422687b89f2459f1177a54858dc8ef6833b6aab3732ec2be86f15247

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads