2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916

Analysis

max time kernel
181s
max time network
187s
platform
windows10-2004_x64
resource
win10v2004-20220331-en
submitted
28/03/2022, 04:05

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General

Target
2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916.js
Size 3.8MB
Sample220328-enzjjsgae6
SHA256 2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916
MD5 5cf83217c6f2834ddb7072854e8b263f
SHA1 60ea0ba5232bca08ea795983f180dcd104723bb1
SHA512 3b06c81ebb1dc5e645f8cc74b2aa6fd8239e30553f212b790cf4a10eba0bb2e247c0b6137bc2594930370f2ece646ed29db2524228d0bd1b6f06c1f454c727c4
MD5 SHA1 SHA512

Score

8^/10

persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
12	2540	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916.js	wscript.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916.js	wscript.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1082102374-1487407228-1886994731-1000\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1082102374-1487407228-1886994731-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916.js\""	wscript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916.js\""	wscript.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
11	ip-api.com

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

System Information Discovery
T1082

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\2a5f16c3b3efeb9b79a4aac0d39db2b11a9200f2dca5ef805125dcd002360916.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:2540

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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