17b0474ba20af91e63d44b7ad7543d8a55938ffc14cfb46722180c90e33c891c

Analysis

max time kernel
142s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
16-08-2022 03:01

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General

Target

jetbra/scripts/uninstall-all-users.vbs
Size

1KB
MD5

f8ea54322d35bce7f93af2b993a73d7e
SHA1

e8ec2bd8883202b9e44783ca7b5831c0df35d4db
SHA256

11811f0c25f30336a0c835dad7e30e7c9810392d207540c847da0e1b7c06ce72
SHA512

29acd1cbcb0885e9f7bdfd6659b0f7e6d812216c257fe72dace2cdebe9073a6850800cccf7e24d5602beacc6be98f3f63cb9edb173725b10fb9d225b85aa7742

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WScript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	WScript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WScript.exe

description	pid	process	target process
PID 1336 wrote to memory of 2108	1336	WScript.exe	WScript.exe
PID 1336 wrote to memory of 2108	1336	WScript.exe	WScript.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\jetbra\scripts\uninstall-all-users.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1336

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\jetbra\scripts\uninstall-all-users.vbs" /elevate
2⤵
PID:2108

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2108-132-0x0000000000000000-mapping.dmp

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