gootloader | fb8dfbd0bc32eb573ca3d103f6e655e566ac674e446bcd9836037ad32b5eeae1

Analysis

max time kernel
141s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
20/02/2025, 15:39

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General

Target

ORIGINAL-External-STAGE1-cancellationofcontractletterformat59607-ORIGINAL.js
Size

844KB
MD5

864fde6b86995179f9c1c3216cac78eb
SHA1

8e4adaea7b49cf4dbc8817ed7723c67e4458a56f
SHA256

fb8dfbd0bc32eb573ca3d103f6e655e566ac674e446bcd9836037ad32b5eeae1
SHA512

69a8daabbf331cb9845ab895f18c45fc47d7dd03e862171321dae15cc0b1a9b5cf2efba8fa343fcef71f89cf60ea687fa1aeafd5523efeb57a63dd4cd247481d
SSDEEP

24576:TUCgo+ogQc5WfNnZmD/nQt2qBvieJ9LEfWpyQTaEFNE3NEr:TUCgo+ogQc5WfNnZmD/nw2qBDeWpyQTZ

Score

10^/10

gootloader execution loader

Malware Config

Signatures

GootLoader
JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.
loader gootloader
Gootloader family
gootloader

Blocklisted process makes network request 3 IoCs

flow	pid	Process
34	4296	powershell.exe
41	4296	powershell.exe
43	4296	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation	wscript.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

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4296	powershell.exe
4296	powershell.exe
4296	powershell.exe
4296	powershell.exe
4296	powershell.exe
4296	powershell.exe
4296	powershell.exe
4296	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4296	powershell.exe
Token: SeIncreaseQuotaPrivilege	4296	powershell.exe
Token: SeSecurityPrivilege	4296	powershell.exe
Token: SeTakeOwnershipPrivilege	4296	powershell.exe
Token: SeLoadDriverPrivilege	4296	powershell.exe
Token: SeSystemProfilePrivilege	4296	powershell.exe
Token: SeSystemtimePrivilege	4296	powershell.exe
Token: SeProfSingleProcessPrivilege	4296	powershell.exe
Token: SeIncBasePriorityPrivilege	4296	powershell.exe
Token: SeCreatePagefilePrivilege	4296	powershell.exe
Token: SeBackupPrivilege	4296	powershell.exe
Token: SeRestorePrivilege	4296	powershell.exe
Token: SeShutdownPrivilege	4296	powershell.exe
Token: SeDebugPrivilege	4296	powershell.exe
Token: SeSystemEnvironmentPrivilege	4296	powershell.exe
Token: SeRemoteShutdownPrivilege	4296	powershell.exe
Token: SeUndockPrivilege	4296	powershell.exe
Token: SeManageVolumePrivilege	4296	powershell.exe
Token: 33	4296	powershell.exe
Token: 34	4296	powershell.exe
Token: 35	4296	powershell.exe
Token: 36	4296	powershell.exe
Token: SeIncreaseQuotaPrivilege	4296	powershell.exe
Token: SeSecurityPrivilege	4296	powershell.exe
Token: SeTakeOwnershipPrivilege	4296	powershell.exe
Token: SeLoadDriverPrivilege	4296	powershell.exe
Token: SeSystemProfilePrivilege	4296	powershell.exe
Token: SeSystemtimePrivilege	4296	powershell.exe
Token: SeProfSingleProcessPrivilege	4296	powershell.exe
Token: SeIncBasePriorityPrivilege	4296	powershell.exe
Token: SeCreatePagefilePrivilege	4296	powershell.exe
Token: SeBackupPrivilege	4296	powershell.exe
Token: SeRestorePrivilege	4296	powershell.exe
Token: SeShutdownPrivilege	4296	powershell.exe
Token: SeDebugPrivilege	4296	powershell.exe
Token: SeSystemEnvironmentPrivilege	4296	powershell.exe
Token: SeRemoteShutdownPrivilege	4296	powershell.exe
Token: SeUndockPrivilege	4296	powershell.exe
Token: SeManageVolumePrivilege	4296	powershell.exe
Token: 33	4296	powershell.exe
Token: 34	4296	powershell.exe
Token: 35	4296	powershell.exe
Token: 36	4296	powershell.exe
Token: SeIncreaseQuotaPrivilege	4296	powershell.exe
Token: SeSecurityPrivilege	4296	powershell.exe
Token: SeTakeOwnershipPrivilege	4296	powershell.exe
Token: SeLoadDriverPrivilege	4296	powershell.exe
Token: SeSystemProfilePrivilege	4296	powershell.exe
Token: SeSystemtimePrivilege	4296	powershell.exe
Token: SeProfSingleProcessPrivilege	4296	powershell.exe
Token: SeIncBasePriorityPrivilege	4296	powershell.exe
Token: SeCreatePagefilePrivilege	4296	powershell.exe
Token: SeBackupPrivilege	4296	powershell.exe
Token: SeRestorePrivilege	4296	powershell.exe
Token: SeShutdownPrivilege	4296	powershell.exe
Token: SeDebugPrivilege	4296	powershell.exe
Token: SeSystemEnvironmentPrivilege	4296	powershell.exe
Token: SeRemoteShutdownPrivilege	4296	powershell.exe
Token: SeUndockPrivilege	4296	powershell.exe
Token: SeManageVolumePrivilege	4296	powershell.exe
Token: 33	4296	powershell.exe
Token: 34	4296	powershell.exe
Token: 35	4296	powershell.exe
Token: 36	4296	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 3596	2316	wscript.EXE	90
PID 2316 wrote to memory of 3596	2316	wscript.EXE	90
PID 3596 wrote to memory of 4296	3596	cscript.exe	92
PID 3596 wrote to memory of 4296	3596	cscript.exe	92

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\ORIGINAL-External-STAGE1-cancellationofcontractletterformat59607-ORIGINAL.js
1⤵
PID:1468

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE AUDITP~1.JS
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" "AUDITP~1.JS"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3596
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe
    3⤵
    - Blocklisted process makes network request
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4296

Network

MITRE ATT&CK Enterprise v15

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ohf5efy4.4rc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\AUDITP~1.JS

Filesize
44.9MB

MD5
d5089001cb6003e940ebc7ae74b1ff1e

SHA1
d6b0c1063af4343c99020d54819834679dcce702

SHA256
2ad847d70dfc696c295e623d34f4644a6e716ed205911883d60a8fab0a0d7690

SHA512
42f654d577c11cafc9282bc38912612d8ea30e2cc914eb79ba68991fc12992b4e4c62416331f9ad385ab2bf82dabf32c75ef33e7bf2fcf0ca69662bd11060554

Download Submit
memory/4296-12-0x000001C4285F0000-0x000001C428612000-memory.dmp

Filesize
136KB

Download
memory/4296-13-0x000001C442F60000-0x000001C442FA4000-memory.dmp

Filesize
272KB

Download
memory/4296-14-0x000001C443030000-0x000001C4430A6000-memory.dmp

Filesize
472KB

Download
memory/4296-15-0x000001C443260000-0x000001C44328A000-memory.dmp

Filesize
168KB

Download
memory/4296-16-0x000001C443260000-0x000001C443284000-memory.dmp

Filesize
144KB

Download