gootloader | faa386a653305f00e34bcd94511480b809b221ebf7205319578ef4ec9c050605

Analysis

max time kernel
149s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
23/05/2026, 03:16

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General

Target
tmp0260_y_y.js
Size 28.9MB
Sample260523-dspdpsb13n
SHA256 faa386a653305f00e34bcd94511480b809b221ebf7205319578ef4ec9c050605
MD5 6549d39c02c70808198741b87b6aec8d
SHA1 8a2d9af6453338427b63cd9f7e3020f37ac1aa73
SHA512 8d6f83edec2082e99aa02fb47964828c2d6b0a2e26016720dbbd64430e45c37499a3224c7fdb7f14c679dfc0a68431e0460e4600c969fbdb523a099ef188f839
SSDEEP 49152:v7BZzjCxbgqHlpRwVON0kLhG5JizUYzYBGZP+8Hzm3nI/NlHGy/R3qy/a7gbcEOI:2
TLSH
T13A67B20DAEF71091A923317C8FAF640AB6748017190ADD143D8DA3945FA953867FEFE8
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution gootloader loader persistence

Malware Config

Signatures

Family: GootLoader
JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.
loader gootloader
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 8 IoCs

pid	Process
3888	powershell.exe
3888	powershell.exe
3888	powershell.exe
3888	powershell.exe
3888	powershell.exe
3888	powershell.exe
3888	powershell.exe
3888	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3888	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3252 wrote to memory of 4032	3252	wscript.EXE	84
PID 4032 wrote to memory of 3888	4032	cscript.exe	86

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\tmp0260_y_y.js
1⤵
PID:1724

C:\Windows\system32\wscript.exe
wscript
1⤵
PID:4632

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE GLOBAL~1.JS
1⤵
- Suspicious use of WriteProcessMemory
PID:3252
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" "GLOBAL~1.JS"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4032
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3888

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_3ypshldd.gat.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3ypshldd.gat.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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GLOBAL~1.JS

Path C:\Users\Admin\AppData\Roaming\Adobe\GLOBAL~1.JS
Size 39.2MB
SHA256 d088fcbe34d8438e9b881c0847c5991cb19be058f3208c14637fce214e13b3d8
MD5 5085842509fd3af705786223524a74a3
SHA1 40e92fe49e00652692f6067e22f2d4fe43a1cb5f
SHA512 6644a446d108735e41def63f2f76a8feba3e8d18144f55b0aaa39a17046428ce40dc04e045ffad3c2d6ea4614c3d9aae933d9df9f67889b2217cc6f5445a50f4
SSDEEP 12288:EKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKW:L
TLSH
T168974BFE6091E07628CB3621B1581E35461AD082CDEF7128E729D7A5704AF3D47EBDA8
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3888-8-0x000002CF67510000-0x000002CF67532000-memory.dmp

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memory/3888-10-0x000002CF67940000-0x000002CF67986000-memory.dmp

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