gootloader | e65e5ec24ee55f1b2a365c9de01e21baa1ad6a74578e7aa07a7b1b42815f8095

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
20-05-2024 12:57

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General

Target

e65e5ec24ee55f1b2a365c9de01e21baa1ad6a74578e7aa07a7b1b42815f8095.js
Size

5.5MB
MD5

60ed21699fe726ae8cc28836f8b8dfc2
SHA1

b42008ac95e568b9ff07e2ac616fe769fe87ee0a
SHA256

e65e5ec24ee55f1b2a365c9de01e21baa1ad6a74578e7aa07a7b1b42815f8095
SHA512

8af276af30c1c7952bf5d0e8ce235eaebb72000325ed04b73f29e6898a765667803c392687e299b48ad8df333cac9b2b35a56ccca405949e97dc36789538d9b0
SSDEEP

49152:R0ytwpCQK+4X0ytwpCQK+4X0ytwpCQK+4X0ytwpCQK+4X0ytwpCQK+4p:RppppP

Score

10^/10

gootloader execution loader

Malware Config

Signatures

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 1 IoCs

Processes:

powershell.exe

pid process

2512 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2512 powershell.exe

pid	process
2512	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2512	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

taskeng.exewscript.EXEcscript.exe

description	pid	process	target process
PID 2568 wrote to memory of 1744	2568	taskeng.exe	wscript.EXE
PID 2568 wrote to memory of 1744	2568	taskeng.exe	wscript.EXE
PID 2568 wrote to memory of 1744	2568	taskeng.exe	wscript.EXE
PID 1744 wrote to memory of 2996	1744	wscript.EXE	cscript.exe
PID 1744 wrote to memory of 2996	1744	wscript.EXE	cscript.exe
PID 1744 wrote to memory of 2996	1744	wscript.EXE	cscript.exe
PID 2996 wrote to memory of 2512	2996	cscript.exe	powershell.exe
PID 2996 wrote to memory of 2512	2996	cscript.exe	powershell.exe
PID 2996 wrote to memory of 2512	2996	cscript.exe	powershell.exe

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\e65e5ec24ee55f1b2a365c9de01e21baa1ad6a74578e7aa07a7b1b42815f8095.js
1⤵
PID:1872

C:\Windows\system32\taskeng.exe
taskeng.exe {82E304E3-6E3B-4FB0-8CD0-50CFD11869AC} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2568

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE CHEMIC~1.JS
2⤵
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\System32\cscript.exe
"C:\Windows\System32\cscript.exe" "CHEMIC~1.JS"
3⤵
- Suspicious use of WriteProcessMemory
PID:2996

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2512

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\Roaming\Adobe\CHEMIC~1.JS

Filesize
46.5MB

MD5
b0b77196da0756d6c076d882e85de681

SHA1
252bf3d03c3b6fc973a2dc9d3913c6eed32a1dc4

SHA256
5ef1b8b860a81cce9d61196500ba101b5183a9feb390811a98e5c2d7917cd4a1

SHA512
5a9d08a1d63f772b59e5258d8baa0b02d6daa67231e73a93a55363fddf336c8d5dd5e1dd377005d47df68f06327c56316d927a4d4dd350feccd81b754f591b78

Download Submit
memory/2512-7-0x000000001B6C0000-0x000000001B9A2000-memory.dmp

Filesize
2.9MB

Download
memory/2512-8-0x0000000001E00000-0x0000000001E08000-memory.dmp

Filesize
32KB

Download