gootloader | 4087fa18c34c9e1ea1c98c58b6daf357eb14d1ab8d1c526219ecf4d6afbb9e20

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11-06-2024 21:06

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General

Target

malicious.js
Size

9.9MB
MD5

9fe82b58b7aab5786dc5e3218353828c
SHA1

62089cd04e6ae9ced185069caec25487e1a4ff06
SHA256

4087fa18c34c9e1ea1c98c58b6daf357eb14d1ab8d1c526219ecf4d6afbb9e20
SHA512

df3dff40522e393ba937e7a643c957a22eaa9c703c05d37de13a4912f7c1d1e92a2e1fb6bbf0d832c642f7a37f055be0909c400bd437b08a3275705de73a637e
SSDEEP

49152:F8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK:FIIIIIIII+

Score

10^/10

gootloader execution loader

Malware Config

Signatures

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

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-1-5-21-1337824034-2731376981-3755436523-1000\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-1-5-21-1337824034-2731376981-3755436523-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeIncreaseQuotaPrivilege	1508	powershell.exe
Token: SeSecurityPrivilege	1508	powershell.exe
Token: SeTakeOwnershipPrivilege	1508	powershell.exe
Token: SeLoadDriverPrivilege	1508	powershell.exe
Token: SeSystemProfilePrivilege	1508	powershell.exe
Token: SeSystemtimePrivilege	1508	powershell.exe
Token: SeProfSingleProcessPrivilege	1508	powershell.exe
Token: SeIncBasePriorityPrivilege	1508	powershell.exe
Token: SeCreatePagefilePrivilege	1508	powershell.exe
Token: SeBackupPrivilege	1508	powershell.exe
Token: SeRestorePrivilege	1508	powershell.exe
Token: SeShutdownPrivilege	1508	powershell.exe
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeSystemEnvironmentPrivilege	1508	powershell.exe
Token: SeRemoteShutdownPrivilege	1508	powershell.exe
Token: SeUndockPrivilege	1508	powershell.exe
Token: SeManageVolumePrivilege	1508	powershell.exe
Token: 33	1508	powershell.exe
Token: 34	1508	powershell.exe
Token: 35	1508	powershell.exe
Token: 36	1508	powershell.exe
Token: SeIncreaseQuotaPrivilege	1508	powershell.exe
Token: SeSecurityPrivilege	1508	powershell.exe
Token: SeTakeOwnershipPrivilege	1508	powershell.exe
Token: SeLoadDriverPrivilege	1508	powershell.exe
Token: SeSystemProfilePrivilege	1508	powershell.exe
Token: SeSystemtimePrivilege	1508	powershell.exe
Token: SeProfSingleProcessPrivilege	1508	powershell.exe
Token: SeIncBasePriorityPrivilege	1508	powershell.exe
Token: SeCreatePagefilePrivilege	1508	powershell.exe
Token: SeBackupPrivilege	1508	powershell.exe
Token: SeRestorePrivilege	1508	powershell.exe
Token: SeShutdownPrivilege	1508	powershell.exe
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeSystemEnvironmentPrivilege	1508	powershell.exe
Token: SeRemoteShutdownPrivilege	1508	powershell.exe
Token: SeUndockPrivilege	1508	powershell.exe
Token: SeManageVolumePrivilege	1508	powershell.exe
Token: 33	1508	powershell.exe
Token: 34	1508	powershell.exe
Token: 35	1508	powershell.exe
Token: 36	1508	powershell.exe
Token: SeIncreaseQuotaPrivilege	1508	powershell.exe
Token: SeSecurityPrivilege	1508	powershell.exe
Token: SeTakeOwnershipPrivilege	1508	powershell.exe
Token: SeLoadDriverPrivilege	1508	powershell.exe
Token: SeSystemProfilePrivilege	1508	powershell.exe
Token: SeSystemtimePrivilege	1508	powershell.exe
Token: SeProfSingleProcessPrivilege	1508	powershell.exe
Token: SeIncBasePriorityPrivilege	1508	powershell.exe
Token: SeCreatePagefilePrivilege	1508	powershell.exe
Token: SeBackupPrivilege	1508	powershell.exe
Token: SeRestorePrivilege	1508	powershell.exe
Token: SeShutdownPrivilege	1508	powershell.exe
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeSystemEnvironmentPrivilege	1508	powershell.exe
Token: SeRemoteShutdownPrivilege	1508	powershell.exe
Token: SeUndockPrivilege	1508	powershell.exe
Token: SeManageVolumePrivilege	1508	powershell.exe
Token: 33	1508	powershell.exe
Token: 34	1508	powershell.exe
Token: 35	1508	powershell.exe
Token: 36	1508	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 4704	2596	wscript.EXE	93
PID 2596 wrote to memory of 4704	2596	wscript.EXE	93
PID 4704 wrote to memory of 1508	4704	cscript.exe	95
PID 4704 wrote to memory of 1508	4704	cscript.exe	95

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\malicious.js
1⤵
PID:1076

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE MENTAL~1.JS
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" "MENTAL~1.JS"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4704
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell
    3⤵
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1508

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_gqcrotgz.mhf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\MENTAL~1.JS

Filesize
46.4MB

MD5
eb16dc2278a93ab53ef0cd4488a88f45

SHA1
e741ec66033b124d8ef2b4b91d633cd33a2f7ecd

SHA256
afe90a58ee45a219105926e64c372a3fc436f25fbf00ba4ac135bfa8d7e9fd11

SHA512
983e466f0dd1b99c1760342263476071a13dafedeebdf948a5929cd8159c2ae0ede9e9fceb44184592f8e52c95c38010328bea51d3b830afde6f98f8f9297a46

Download Submit
memory/1508-12-0x000002C13E360000-0x000002C13E382000-memory.dmp

Filesize
136KB

Download
memory/1508-13-0x000002C13E760000-0x000002C13E7A4000-memory.dmp

Filesize
272KB

Download
memory/1508-14-0x000002C13E830000-0x000002C13E8A6000-memory.dmp

Filesize
472KB

Download
memory/1508-15-0x000002C13EA70000-0x000002C13EA9A000-memory.dmp

Filesize
168KB

Download
memory/1508-16-0x000002C13EA70000-0x000002C13EA94000-memory.dmp

Filesize
144KB

Download