2c376c69255d3445a86e8e1966c75e69a95ba95ab2fe15cca3f0c0ae1d18a797

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
16/05/2024, 10:10

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General

Target

node.bat
Size

687B
MD5

52dc8ab7250ca32c7dea8867d6464e5b
SHA1

4e3202f42632fa8a2c1c632af80b8223b9ada385
SHA256

b99b7a8864e07ed15ba3e11ec6e5ad793d3a8e257321c89c7c2b7842cc674728
SHA512

f43a7fc7e9d57f46eb08a8d84dde6503b5fd65c1f2e4a28f80ca700ca2050506c05b09ad52e092c6b46f094a079580bbd863cf04ff0ea3db589d2527218ef985

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1252	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1252	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1252	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 1252	1720	cmd.exe	29
PID 1720 wrote to memory of 1252	1720	cmd.exe	29
PID 1720 wrote to memory of 1252	1720	cmd.exe	29

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\node.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1720
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  PowerShell -Command "$tr = New-Object -ComObject Schedule.Service; $tr.Connect(); $ta = $tr.NewTask(0); $ta.RegistrationInfo.Description = 'Runs a script every 2 minutes'; $ta.Settings.Enabled = $true; $ta.Settings.DisallowStartIfOnBatteries = $false; $st = $ta.Triggers.Create(1); $st.StartBoundary = [DateTime]::Now.ToString('yyyy-MM-ddTHH:mm:ss'); $st.Repetition.Interval = 'PT2M'; $md = $ta.Actions.Create(0); $md.Path = 'C:\\Users\\Public\\AutoHotkey.exe'; $ns = $tr.GetFolder('\'); $ns.RegisterTaskDefinition('BTime', $ta, 6, $null, $null, 3);"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1252

C:\Windows\system32\taskeng.exe
taskeng.exe {45FD5EF0-00C8-45D2-8481-8C69FA97BCD2} S-1-5-21-2737914667-933161113-3798636211-1000:PUMARTNR\Admin:Interactive:[1]
1⤵
PID:2404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1252-4-0x000007FEF63BE000-0x000007FEF63BF000-memory.dmp

Filesize
4KB

Download
memory/1252-5-0x000000001B740000-0x000000001BA22000-memory.dmp

Filesize
2.9MB

Download
memory/1252-6-0x0000000002240000-0x0000000002248000-memory.dmp

Filesize
32KB

Download
memory/1252-7-0x000007FEF6100000-0x000007FEF6A9D000-memory.dmp

Filesize
9.6MB

Download
memory/1252-8-0x000007FEF6100000-0x000007FEF6A9D000-memory.dmp

Filesize
9.6MB

Download
memory/1252-9-0x000007FEF6100000-0x000007FEF6A9D000-memory.dmp

Filesize
9.6MB

Download
memory/1252-10-0x000007FEF6100000-0x000007FEF6A9D000-memory.dmp

Filesize
9.6MB

Download