b33fc9879caba493afdf71552f0ed39197ead807eef1b4b4a7f6d8d9540cf9b1

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
03/11/2023, 17:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe
Size

87KB
MD5

1314ee8d9a1f70822992939c29a5ee00
SHA1

f3df8e6c6f1d2b1f167d249a28d9873271bcb514
SHA256

b33fc9879caba493afdf71552f0ed39197ead807eef1b4b4a7f6d8d9540cf9b1
SHA512

6cc70f4dfde320b31a7ec40791829dc2bb689d475ac33f40203dc23a534b4b2c858dea943f9b33234a8a9d9ce94d126d679a333370b15c3d129e8b238edbce1d
SSDEEP

1536:vAowfbJFgjQ284U+w2EwRzSIUqhwDKopH0njnIInjjnjjjjjjjnjjnRt89yES/fI:vAowVFgjQiUkEwtSXqhwDKopH0njnIIy

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4896	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4896	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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3220 wrote to memory of 4896	3220	NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe	86
PID 3220 wrote to memory of 4896	3220	NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe	86
PID 3220 wrote to memory of 4896	3220	NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe	86

C:\Users\Admin\AppData\Local\Temp\NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.1314ee8d9a1f70822992939c29a5ee00_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3220
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:4896

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

Loading Replay Monitor...

Downloads

C:\Windows\microsofthelp.exe

Filesize
88KB

MD5
fe07309301aed4037875c41f6d226a72

SHA1
13be205564b410653305bb6619a575230d402162

SHA256
80f5b489d9cac3e8b9d5fccaef7f23de550bda7552deaa410644a8ef19a7b7e3

SHA512
bcdbe890bbf8cac7b77e7c75cd4c7f8e368d0a46b8254a4177c9595475becc71f454be2825c1e9a4b432509822f056a88ecb6c9fbff403046c0347520f4f9716

Download Submit
C:\Windows\microsofthelp.exe

Filesize
88KB

MD5
fe07309301aed4037875c41f6d226a72

SHA1
13be205564b410653305bb6619a575230d402162

SHA256
80f5b489d9cac3e8b9d5fccaef7f23de550bda7552deaa410644a8ef19a7b7e3

SHA512
bcdbe890bbf8cac7b77e7c75cd4c7f8e368d0a46b8254a4177c9595475becc71f454be2825c1e9a4b432509822f056a88ecb6c9fbff403046c0347520f4f9716

Download Submit
memory/3220-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/3220-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/4896-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads