1453e149ff91aab74a9da067cfb8a7f745833a77cc886712569addaad9e86c90

Analysis

max time kernel
142s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 07:42

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General

Target

64d93720e8df5ace4b8b2b7071219a60.exe
Size

26KB
MD5

64d93720e8df5ace4b8b2b7071219a60
SHA1

4e819f44dc9dc3a0b9d251e893a3a05aa7869301
SHA256

1453e149ff91aab74a9da067cfb8a7f745833a77cc886712569addaad9e86c90
SHA512

5b17e737cbd5b28265a47b0562659567169446bc69d7e47a791c1f005b071c2e4968184cc4e062a2eda276e5a367df786141b760f106a5bd97db3fcc785737e0
SSDEEP

384:33a2PoNoo7VVLp+mQYZLhqV8WWexmZ7a766jtJdAna6hf0xr30RLo/tMa:33oNo+eIq2WWeUZ7adH6hf0xr3MLYM

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
2756	netsh.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\sysrest32.exe = "C:\\Windows\\system32\\sysrest32.exe"	64d93720e8df5ace4b8b2b7071219a60.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\sysrest.sys	64d93720e8df5ace4b8b2b7071219a60.exe
File created	C:\Windows\SysWOW64\sysrest32.exe	64d93720e8df5ace4b8b2b7071219a60.exe
File opened for modification	C:\Windows\SysWOW64\sysrest32.exe	64d93720e8df5ace4b8b2b7071219a60.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
660	Process not Found

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4956 wrote to memory of 2756	4956	64d93720e8df5ace4b8b2b7071219a60.exe	99
PID 4956 wrote to memory of 2756	4956	64d93720e8df5ace4b8b2b7071219a60.exe	99
PID 4956 wrote to memory of 2756	4956	64d93720e8df5ace4b8b2b7071219a60.exe	99

C:\Users\Admin\AppData\Local\Temp\64d93720e8df5ace4b8b2b7071219a60.exe
"C:\Users\Admin\AppData\Local\Temp\64d93720e8df5ace4b8b2b7071219a60.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4956
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall set allowedprogram "C:\Users\Admin\AppData\Local\Temp\64d93720e8df5ace4b8b2b7071219a60.exe" enable
  2⤵
  - Modifies Windows Firewall
  PID:2756

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4956-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4956-1-0x0000000002030000-0x0000000002060000-memory.dmp

Filesize
192KB

Download
memory/4956-2-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4956-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4956-5-0x0000000002030000-0x0000000002060000-memory.dmp

Filesize
192KB

Download
memory/4956-9-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads