3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7a

Analysis

max time kernel
119s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 17:56

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General

Target

3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe
Size

76KB
MD5

1dd8fb4151e6bcaf26917a149c81cc10
SHA1

e507f1fed74078f7a47c35f415e9ab1cc6ce82e3
SHA256

3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7a
SHA512

fa338bca67b41b0024ec6313616ee7d63bba268cae7c90090c15dc020e39af2908441a22d3795741e11475c7b0882ea6815057c27c91571b6e94549e20d971c1
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvPHG3GvUhCHi1X5GoOvmHO8:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhA+

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2368	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2368	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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2368	1972	3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe	82
PID 1972 wrote to memory of 2368	1972	3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe	82
PID 1972 wrote to memory of 2368	1972	3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe	82

C:\Users\Admin\AppData\Local\Temp\3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe
"C:\Users\Admin\AppData\Local\Temp\3e4718ce3ceb4c223080ab1e8598561513f4039d89223a9ba1be1abccdc5ed7aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2368

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
54e785c9a7e5137916cec46348c6aa79

SHA1
2b70532285943a37666dc462c36ddd0d8a94ebfe

SHA256
3caebe3f79430c5e9d29b80567f97659bc6b8d1a0b0a26846abb17e1b21cde28

SHA512
a37aeeca8ea9026ca860c4360a82f48edec18e209e71ae91fa24a3077d3420a22d56a68d812d06d7660403548a43d3792c16836c08454d1525282360a8a189cd

Download Submit
memory/1972-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1972-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2368-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads