b7b23e7e5129c6562a21bed20c8d9c2f62e3c56cda6524d8b96fb048632a2879

Analysis

max time kernel
163s
max time network
192s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 07:42

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General

Target

NEAS.e2bf71ea3e0d65793793ff14da668600.exe
Size

2.2MB
MD5

e2bf71ea3e0d65793793ff14da668600
SHA1

cd1fa35e9489e247aed6fb016cd4b26634ce86bd
SHA256

b7b23e7e5129c6562a21bed20c8d9c2f62e3c56cda6524d8b96fb048632a2879
SHA512

0d056a663b084b083b2ae443cc53e2df6a6955c476f1be1df9987096f2a5ad42c1f6f42f4a0ea2947fc17d974b54b20bdb089deaa728cefc764681e7d02be156
SSDEEP

49152:M1K3cmsvMwMxEKHWB+28B942wnZxXJMNcDxngRPh/Xn4gJOtUUFrKMe9fV:Mo1shMWKHC+H9dwnZxXeNcDxnYPh/X4O

Score

8^/10

evasion spyware stealer upx

Malware Config

Signatures

Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 15 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3688-0-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-1-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-2-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-3-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-4-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-6-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-7-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-8-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-9-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-10-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-11-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-12-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-13-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-14-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx
behavioral2/memory/3688-15-0x0000000000BE0000-0x0000000000FDF000-memory.dmp	upx

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1304	sc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 3568	3688	NEAS.e2bf71ea3e0d65793793ff14da668600.exe	87
PID 3688 wrote to memory of 3568	3688	NEAS.e2bf71ea3e0d65793793ff14da668600.exe	87
PID 3568 wrote to memory of 1304	3568	cmd.exe	89
PID 3568 wrote to memory of 1304	3568	cmd.exe	89
PID 3688 wrote to memory of 1592	3688	NEAS.e2bf71ea3e0d65793793ff14da668600.exe	90
PID 3688 wrote to memory of 1592	3688	NEAS.e2bf71ea3e0d65793793ff14da668600.exe	90

C:\Users\Admin\AppData\Local\Temp\NEAS.e2bf71ea3e0d65793793ff14da668600.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.e2bf71ea3e0d65793793ff14da668600.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3688
- C:\Windows\system32\cmd.exe
  cmd /c sc stop IxijyXWUAUServYMHv
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3568
- - C:\Windows\system32\sc.exe
    sc stop IxijyXWUAUServYMHv
    3⤵
    - Launches sc.exe
    PID:1304
- C:\Windows\system32\cmd.exe
  cmd /c del c:\windows\yarfn.exe
  2⤵
  PID:1592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

memory/3688-0-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-1-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-2-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-3-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-4-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-6-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-7-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-8-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-9-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-10-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-11-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-12-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-13-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-14-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download
memory/3688-15-0x0000000000BE0000-0x0000000000FDF000-memory.dmp

Filesize
4.0MB

Download