39c93ed4de66b2b9d07bbf842f10ce899480fffd80e7b41ff40e270b493449a1

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 16:17

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General

Target

ece96593baa146d5d43320b54cc99efe707423033dd3a54707f62da30b8411ec.js
Size

4.0MB
MD5

5b105052491111a765f56d4089b579c0
SHA1

f3a9091241bec8746c0013ed57c00a1706c14bb1
SHA256

ece96593baa146d5d43320b54cc99efe707423033dd3a54707f62da30b8411ec
SHA512

0db07ad592f4a36c76a1c00f9f100a3417940de0521c63b5c076dcb993423af6013c6b5bcef8c90851e60da8d33c9959ce802b3282102a88166bac57744fab0d
SSDEEP

49152:Nsz6FvpOiHY7sz6FvpOiHYVmgm4ndniS60S6Gy492BRoRqfZYQEgXG9ad3:N0WQ0Wg

Score

8^/10

execution persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
3	2708	wscript.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\ProgramData\\ybf35mv\\client32.exe"	wscript.exe

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

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ece96593baa146d5d43320b54cc99efe707423033dd3a54707f62da30b8411ec.js
1⤵
- Blocklisted process makes network request
- Adds Run key to start application
PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\PROGRA~3\ybf35mv.zip

Filesize
736KB

MD5
8d72305dc2525c77ab514170a1f717dd

SHA1
15447fe30eaaa46e5cce27685402a1e9dd76e979

SHA256
aecea706ae9aafefb26611dfde10ac2d53906b772bae69940072555ea6ed4ec4

SHA512
649522f908fc5bca5271f8da11fe357bb2be04d9f6e0f0f821e7d35ae6d3a004ec30d488cde2dd0b44cf2e0f78a5c7282018f4b7dd3cf5a94a4fb438c2a7e3d1

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads