gootloader | b53ec71b7a07ad3fb8c36a3c8cfc28eefd146cd3e17228b4c340474f25c48e37

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29-07-2024 12:53

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General

Target

b53ec71b7a07ad3fb8c36a3c8cfc28eefd146cd3e17228b4c340474f25c48e37.js
Size

13.7MB
MD5

63cf4b18ae1acb7db0a839c351608697
SHA1

890f9d086cf309e97f71501dec3dfe417ac7f5a2
SHA256

b53ec71b7a07ad3fb8c36a3c8cfc28eefd146cd3e17228b4c340474f25c48e37
SHA512

e90108845735cddb202c08db00e391d028d2a48e8743b2ef33a810bc2bbdee475894dce08f5b1194f20daa9df040da011205f842942d9f7f64e55445cbac67f7
SSDEEP

49152:YYRxr8uC0NjaCXB7gYRxr8uC0NjaCXB7f:nLz

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
856	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	856	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

taskeng.exewscript.EXEcscript.exe

description	pid	Process	procid_target
PID 3012 wrote to memory of 2308	3012	taskeng.exe	32
PID 3012 wrote to memory of 2308	3012	taskeng.exe	32
PID 3012 wrote to memory of 2308	3012	taskeng.exe	32
PID 2308 wrote to memory of 1596	2308	wscript.EXE	33
PID 2308 wrote to memory of 1596	2308	wscript.EXE	33
PID 2308 wrote to memory of 1596	2308	wscript.EXE	33
PID 1596 wrote to memory of 856	1596	cscript.exe	35
PID 1596 wrote to memory of 856	1596	cscript.exe	35
PID 1596 wrote to memory of 856	1596	cscript.exe	35

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\b53ec71b7a07ad3fb8c36a3c8cfc28eefd146cd3e17228b4c340474f25c48e37.js
1⤵
PID:2272

C:\Windows\system32\taskeng.exe
taskeng.exe {59105A31-148B-4CFA-A89C-A7318D7E84AC} S-1-5-21-3450744190-3404161390-554719085-1000:PDIZKVQX\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\system32\wscript.EXE
  C:\Windows\system32\wscript.EXE EVENTM~1.JS
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\System32\cscript.exe
    "C:\Windows\System32\cscript.exe" "EVENTM~1.JS"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1596
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:856

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\EVENTM~1.JS

Filesize
38.4MB

MD5
d6cbdefd0621c8f45853f9d0852e2c64

SHA1
b2bf9fb053bacd217d94d3492981b3826f2f1e42

SHA256
aa228ec9abb6c81bd5c390c0b386c0d682f3061c4548e0370631ec2402d4d4f1

SHA512
e3c3029e1362dc65d86464af570646add3ab5fc6371b04801f0636a3d5bd35aeebee7807d73bba4e287cd9da44411e954818a7420e9606984f330f6e8187c976

Download Submit
memory/856-7-0x000000001B570000-0x000000001B852000-memory.dmp

Filesize
2.9MB

Download
memory/856-8-0x0000000002790000-0x0000000002798000-memory.dmp

Filesize
32KB

Download