4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31/05/2024, 21:28

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General

Target

4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe
Size

96KB
MD5

344edc84221fd113d458c8ace5b9df7d
SHA1

3647ab9e54005e28e9e9c7586e6109ac2d5a437b
SHA256

4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb
SHA512

e823cad724a93302a9636d35f61f287f6074d3be021cf2b28eaa77dc6fbc3fbe4d1678a47a7102b7a482c45da85ae52e46af5cab2ce73ac2bc36cad0a03c1a4f
SSDEEP

3072:/AoVl4lXin3m2GnNCyuaMeFg8kVQ+SvMuYsZZZNF01Lryhv1g1sE1EEEhdeEBvM4:4rwC

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2636	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2636	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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2636	1984	4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe	28
PID 1984 wrote to memory of 2636	1984	4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe	28
PID 1984 wrote to memory of 2636	1984	4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe	28
PID 1984 wrote to memory of 2636	1984	4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe	28

C:\Users\Admin\AppData\Local\Temp\4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe
"C:\Users\Admin\AppData\Local\Temp\4c2b5817c519fccf0578868ea6c907d38bc6477f68a6626ea572a46838dd4afb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2636

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

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Downloads

C:\Windows\microsofthelp.exe

Filesize
96KB

MD5
98459db29d52580c364b3c8c8860f32d

SHA1
d1de1c62701a48688ab8c2b882c01a7759a4ba73

SHA256
f2813ce1b38427a29cc90c1bc248f4753a4877b9f88ef8f36367deaafad09d85

SHA512
664e69b8e456cbf7de0fc3477524b2675709e7dd6eab8fee6b7504eb1bcc56874caa9483a558e8a5b0a7964f405021e80535c98042e15d549b8cd3c60038f824

Download Submit
memory/1984-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1984-7-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2636-8-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads