Malware Analysis Report

2024-11-30 20:54

Sample ID 241122-stk51atkfy
Target aregunsuppressorslegalinnc53730.js
SHA256 bb3ae458a426bb45e7be1473870162c82bdf87aa63a67f407e11cba9aec5c008
Tags
gootloader execution loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bb3ae458a426bb45e7be1473870162c82bdf87aa63a67f407e11cba9aec5c008

Threat Level: Known bad

The file aregunsuppressorslegalinnc53730.js was found to be: Known bad.

Malicious Activity Summary

gootloader execution loader

Gootloader family

GootLoader

Blocklisted process makes network request

Checks computer location settings

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Modifies registry class

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-22 15:25

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-22 15:25

Reported

2024-11-22 15:27

Platform

win7-20240708-en

Max time kernel

122s

Max time network

124s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\aregunsuppressorslegalinnc53730.js

Signatures

GootLoader

loader gootloader

Gootloader family

gootloader

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\aregunsuppressorslegalinnc53730.js

C:\Windows\system32\taskeng.exe

taskeng.exe {29D47528-3096-4ADE-841E-092BFB034165} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]

C:\Windows\system32\wscript.EXE

C:\Windows\system32\wscript.EXE POWERP~1.JS

C:\Windows\System32\cscript.exe

"C:\Windows\System32\cscript.exe" "POWERP~1.JS"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe

Network

N/A

Files

C:\Users\Admin\AppData\Roaming\Mozilla\POWERP~1.JS

MD5 10d3f375959485d3e7adc6e2699975a1
SHA1 5ddae99a6603aab2781bfde79712119fcb9802db
SHA256 af6c876c02722e125c510c7130843f102e6e0ffe12b29cfee669433b28affe2d
SHA512 1cc81418f286612d3cb4b333d76f81f855abd1a6ca278951aeb219b4b558f3363008903394f2e6f965e8f2c778e4de17b064b6ceea86ca2bdfc28f3b36001930

memory/2176-7-0x000000001B7C0000-0x000000001BAA2000-memory.dmp

memory/2176-8-0x0000000001DF0000-0x0000000001DF8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-22 15:25

Reported

2024-11-22 15:27

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

156s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\aregunsuppressorslegalinnc53730.js

Signatures

GootLoader

loader gootloader

Gootloader family

gootloader

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation C:\Windows\system32\wscript.EXE N/A

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 33 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 34 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 35 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 36 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 33 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 34 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 35 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 36 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 33 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 34 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 35 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 36 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1548 wrote to memory of 3180 N/A C:\Windows\system32\wscript.EXE C:\Windows\System32\cscript.exe
PID 1548 wrote to memory of 3180 N/A C:\Windows\system32\wscript.EXE C:\Windows\System32\cscript.exe
PID 3180 wrote to memory of 2508 N/A C:\Windows\System32\cscript.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3180 wrote to memory of 2508 N/A C:\Windows\System32\cscript.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\aregunsuppressorslegalinnc53730.js

C:\Windows\system32\wscript.EXE

C:\Windows\system32\wscript.EXE POWERP~1.JS

C:\Windows\System32\cscript.exe

"C:\Windows\System32\cscript.exe" "POWERP~1.JS"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 35.133.123.92.in-addr.arpa udp
US 8.8.8.8:53 sorry-about-the-mess.co.uk udp
GB 185.151.30.178:443 sorry-about-the-mess.co.uk tcp
US 8.8.8.8:53 178.30.151.185.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 diasporiana.org.ua udp
US 172.67.169.213:443 diasporiana.org.ua tcp
US 8.8.8.8:53 213.169.67.172.in-addr.arpa udp
GB 185.151.30.178:443 sorry-about-the-mess.co.uk tcp
US 8.8.8.8:53 charlesbooker.org udp
US 104.21.36.166:443 charlesbooker.org tcp

Files

C:\Users\Admin\AppData\Roaming\Sun\POWERP~1.JS

MD5 1998844583106d4a76e169fb2b063ae6
SHA1 5cd3cfedb699cf9eb9c69b8e8edc47023ad4ccfd
SHA256 1eaea6912041bae670cefb0640a25f180f115fa445cb076b5586e7430331b850
SHA512 c563392a1b338b21c597d3ca75a82b23d14fd3f1de7c6859a864ecf3b46da86fd5687654e780ca04832afe402d7163de408b7ceec3e06a9c5318e84874310726

memory/2508-3-0x000001E6F7C80000-0x000001E6F7CA2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mm5xzf1x.mh3.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2508-13-0x000001E6FA300000-0x000001E6FA344000-memory.dmp

memory/2508-14-0x000001E6FA3D0000-0x000001E6FA446000-memory.dmp

memory/2508-15-0x000001E6FA650000-0x000001E6FA67A000-memory.dmp

memory/2508-16-0x000001E6FA650000-0x000001E6FA674000-memory.dmp