Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
17/03/2023, 15:00
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
5 signatures
150 seconds
General
- Target setup.exe
- Size 1.9MB
- Sample230317-sdb76agg62
- SHA256 cbd52e865efdcce13184bb8594a5016cc973b2f30e880fc620c60dc0b5986e1c
- MD5 a13a518eeb299eb35ef4dab64ca36dfc
- SHA1 f70ed33a0ae431538d248186c102588d0a655544
- SHA512 34508043fa6f682396bef2b8638aa382a8eab294042b1ca02071abc9bf3518b866b89538373a2ca2b002e209b72ccd3cbe7c9e86ab4b97edd2a9a448288d877c
- SSDEEP 49152:+1iXbsGhvUq/AaqDQfM5jx9H2VatXYUq:+AXbfABsU5lrXYU
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
laplas
C2
-
http://45.159.189.105
Attributes
-
api_key
9ee0ef01cd0f0468c997745b63f39799e510412a4bb4e6ff8efcf6f8ac926172
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3840 ntlhost.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" setup.exe - GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 25 Go-http-client/1.1 - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4276 wrote to memory of 3840 4276 setup.exe 90 PID 4276 wrote to memory of 3840 4276 setup.exe 90 PID 4276 wrote to memory of 3840 4276 setup.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4276 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3840
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
- Size 704.7MB
- SHA256 23be9ebce49f8ef95c32587a96786ae4a4781668f712ffab2b5fc68730a514e7
- MD5 0ae528404102d3c1712ffc63641a30d5
- SHA1 d667551c3c642cef63a6d465c230ac7d9e306071
- SHA512 ad146bbf03eca9f13309bd0a5b7d34254692afc66ce378eb466b0cf7092f00f2a44d8a4121c03c7e40d9e2113f1d0edcf6fb75c4260fc58e9fadef706491be50
- SSDEEP 12582912:daCCMEw1isI18sZdeVnfiMxJ+E2tAr2RoG4ZSCVVCC33zrwp5UfqzHRq21e:xdk2n4TAr2Ro3Sz8Y5U2HRq21e
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
- Size 753.1MB
- SHA256 0a596dadafa8d83339da4e68c4c6d33c94dc80702fc149af18134259b9039225
- MD5 f9ae47a1a499293d346df4d17805e84b
- SHA1 1fa9ca23a8f9e064d9ffbb269e8fb8530705e62d
- SHA512 6c1abc29ed424a383d67d01f330df62bf6cdd0b00205d83c5bb5522c24906efdbf62925ef5ce055627e58f0f558f63d23b8859506bde94d7a9b400193c59477b
- SSDEEP 12582912:daCCMEw1isI18sZdeVnfiMxJ+E2tAr2RoG4ZSCVVCC33zrwp5UfqzHRq21ys15Cf:xdk2n4TAr2Ro3Sz8Y5U2HRq21i
- MD5 SHA1 SHA512 SSDEEP