18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30/06/2024, 19:09

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General

Target

18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe
Size

38KB
MD5

129b13f44651dd9f9067fb1c4ea361c6
SHA1

5b5eccbecbb1889cdf2b681c67ea4f69a40a5aff
SHA256

18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8
SHA512

afd1da6b1ab6522ef9bb3554864086f97881f7f68d4f8b3fa941860cd8cc846353a7313b13917a70fa95dfbe91392712fa42e7ad06d04bd22d0c093d296dad52
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhh:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYB

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4780	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4780	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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 4780	4464	18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe	81
PID 4464 wrote to memory of 4780	4464	18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe	81
PID 4464 wrote to memory of 4780	4464	18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe	81

C:\Users\Admin\AppData\Local\Temp\18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe
"C:\Users\Admin\AppData\Local\Temp\18c74d90a1012ac061085de40ba74d828841ef61da383afc96786871addd62e8.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4464
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:4780

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

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Downloads

C:\Windows\microsofthelp.exe

Filesize
38KB

MD5
957c0ee1e654bf18e0c0e740e7409465

SHA1
671d6a7eb9d817107d3ae3d95f087376dfa819a7

SHA256
27b65e5c0891acfd662661c788236a52290250fbc0df26bb738e5f491d0e49ef

SHA512
55d56e071efd2c3ec10873f65ba65bf3534ed97c40a66cda090b56815148921966e52d4c1f21b23b550535c3c1f208eab31f8f428d043c834bd11f1e3b17f75d

Download Submit
memory/4464-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4464-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4780-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads