4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30/09/2024, 06:19

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General

Target

4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe
Size

77KB
MD5

1dde083870250b856ef93a8a70be30d0
SHA1

5400072d12726baa944d6241aa065e3013aa83e4
SHA256

4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5
SHA512

ee7902a8327b73540bc35b4c54408607d6c07b27178f5df5d439edbd38af557a9e804745179cef2e438c87501ce2174d22e3074a6ffa1bfe6068e1f22d60e0e7
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OInvnHvvxIfhqhcGoI/v:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAv

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1496	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1496	microsofthelp.exe

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\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 1496	1760	4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe	30
PID 1760 wrote to memory of 1496	1760	4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe	30
PID 1760 wrote to memory of 1496	1760	4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe	30
PID 1760 wrote to memory of 1496	1760	4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe	30

C:\Users\Admin\AppData\Local\Temp\4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe
"C:\Users\Admin\AppData\Local\Temp\4e2c534c2732de3c721a705728b090b8413959b17733b9a04e313f5f45ccdce5N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1496

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

C:\Windows\microsofthelp.exe

Filesize
77KB

MD5
8e4490d85f35da8c109eced536890efa

SHA1
df5bcef0d92160cf9ee469c716433e36233dbfd0

SHA256
360b47d0b794b6b03873a842f91c92dfc74bb955f450e8d70092c50682f78105

SHA512
bd55e14ec19d5e1558eab3968fb53b22f04d0b2a7de93b9cdd5f786b7def5e6a7eba646f5b029c938c0b7c81b43c9b16a8c4ca32e8d1ab4d570aed4716205097

Download Submit
memory/1496-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1760-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1760-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1760-6-0x00000000002B0000-0x00000000002BF000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads