gootloader | 78916a8a20fee326c042ffb7fde4de07ce3e658054a4f3b7f4c486454f79cb2b

Analysis

max time kernel
76s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 16:23

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General

Target

union_of_taxation_employees_collective_agreement66444.js
Size

6.4MB
MD5

6a18d361f72b5a9c255452fa8f0f9182
SHA1

0f8299b5d413624e1c240242e8d70d16ec3e5bd8
SHA256

78916a8a20fee326c042ffb7fde4de07ce3e658054a4f3b7f4c486454f79cb2b
SHA512

0c9deb8b068524d932a26bf3d3fe89ee4c35e0d98c1bf08684d58123ac09db82494edced96658bae86cf6e4b2cada590be04b78dd450ac1ce30f1ce952418565
SSDEEP

49152:fUD7dUPV9RUD7dUPV9RUD7dUPV9RUD7dUPV9RUD7dUPV9l:qaPVuaPVuaPVuaPVuaPVD

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

2032 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2032 powershell.exe

pid	process
2032	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2032	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

taskeng.exewscript.EXEcscript.exe

description	pid	process	target process
PID 2812 wrote to memory of 3024	2812	taskeng.exe	wscript.EXE
PID 2812 wrote to memory of 3024	2812	taskeng.exe	wscript.EXE
PID 2812 wrote to memory of 3024	2812	taskeng.exe	wscript.EXE
PID 3024 wrote to memory of 872	3024	wscript.EXE	cscript.exe
PID 3024 wrote to memory of 872	3024	wscript.EXE	cscript.exe
PID 3024 wrote to memory of 872	3024	wscript.EXE	cscript.exe
PID 872 wrote to memory of 2032	872	cscript.exe	powershell.exe
PID 872 wrote to memory of 2032	872	cscript.exe	powershell.exe
PID 872 wrote to memory of 2032	872	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\union_of_taxation_employees_collective_agreement66444.js
1⤵
PID:1760

C:\Windows\system32\taskeng.exe
taskeng.exe {DE4CA3E5-8CA0-4AD1-8F7F-58DBD7C7C96C} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2812

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE NATURA~1.JS
2⤵
- Suspicious use of WriteProcessMemory
PID:3024

C:\Windows\System32\cscript.exe
"C:\Windows\System32\cscript.exe" NATURA~1.JS
3⤵
- Suspicious use of WriteProcessMemory
PID:872

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2032

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\NATURA~1.JS

Filesize
40.5MB

MD5
308e52940a8e3d4065d6d87617dbbb85

SHA1
d69e99c6328f730e6cbeccc622a6844c41e164b3

SHA256
d7705bec86f627e76e733df8ccd12cba4b03b4dfe2ac182ac117b270f0d07cd4

SHA512
7b715cb47c38fad2ab1e09d8759525d75de6d0e497f26462475164be7e2cdbc9928455c134c0283ddedf584cb1b779beb6e5cd93d1f55868eb5bcd98aaae70bb

Download Submit
memory/2032-7-0x000000001B600000-0x000000001B8E2000-memory.dmp

Filesize
2.9MB

Download
memory/2032-8-0x0000000002620000-0x0000000002628000-memory.dmp

Filesize
32KB

Download