Overview

overview

10

Static

static

10

Roblox(unclose).exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-01-2025 17:00

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General

  • Target

    Roblox(unclose).exe

  • Size

    45KB

  • MD5

    11544ff4745a17016a9086bac7c0c83c

  • SHA1

    91440ea21b73beba389c29784be98b8b83c5ee77

  • SHA256

    ec8c79d2dead186bfc98d16e10dea1f01acd654815c1b6a468a427419624d227

  • SHA512

    b357274d5d17b05e580b9785ff8aad57ea87dcb721d46cbe8410e87e651bea2fccfd5f93796fd775947c6d0b134a2bbe138857f13c40fda8c634e02bd5e18b48

  • SSDEEP

    768:ru1a21T3EiJfWUzDydmo2qzConp/JtByBlPI1zjbKgX3i4G03gSjt7Of78BDZ5A:ru1a21T3xq2Rop/J113bdXS7zSJ7/d5

Score
10/10
asyncratdefaultdiscoveryrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

https://d43b-88-230-120-156.ngrok-free.app:80

Mutex

NU2iszyvlx0s

Attributes
  • delay

    3

  • install

    true

  • install_file

    Datamc.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Asyncrat family
    asyncrat
  • Async RAT payload 1 IoCs
    rat
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 37 IoCs
  • Suspicious use of SendNotifyMessage 37 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Roblox(unclose).exe
    "C:\Users\Admin\AppData\Local\Temp\Roblox(unclose).exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4288
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Datamc" /tr '"C:\Users\Admin\AppData\Roaming\Datamc.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:676
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Datamc" /tr '"C:\Users\Admin\AppData\Roaming\Datamc.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:644
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpD002.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4464
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4816
      • C:\Users\Admin\AppData\Roaming\Datamc.exe
        "C:\Users\Admin\AppData\Roaming\Datamc.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2128
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD002.tmp.bat
    Filesize

    150B

    MD5

    59f28e2604ac9a1352e9cdc621147796

    SHA1

    676dd71025dd1760563c08272e9c6d0f63a1f286

    SHA256

    9429f749c52eb2a089b958f8f5c785c5edb554c16523f3ebf03b49d46422df10

    SHA512

    c24d6572271820151cd0f898da2573b185c9a34b5450627cd186ec2f1ebac36cf09b4b570fc0ab2b2c02bbc6ff81f7f38da9593e7f181156e78f20f65ecb08e4

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Datamc.exe
    Filesize

    45KB

    MD5

    11544ff4745a17016a9086bac7c0c83c

    SHA1

    91440ea21b73beba389c29784be98b8b83c5ee77

    SHA256

    ec8c79d2dead186bfc98d16e10dea1f01acd654815c1b6a468a427419624d227

    SHA512

    b357274d5d17b05e580b9785ff8aad57ea87dcb721d46cbe8410e87e651bea2fccfd5f93796fd775947c6d0b134a2bbe138857f13c40fda8c634e02bd5e18b48

    Download Submit

  • memory/2128-14-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/2128-13-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/2164-21-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-26-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-22-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-23-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-24-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-15-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-16-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-17-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-25-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2164-27-0x0000022AC7E40000-0x0000022AC7E41000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4288-8-0x0000000074610000-0x0000000074DC0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/4288-0-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4288-1-0x0000000000A60000-0x0000000000A72000-memory.dmp

    Filesize

    72KB

    Download

  • memory/4288-2-0x0000000074610000-0x0000000074DC0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/4288-3-0x0000000005440000-0x00000000054DC000-memory.dmp

    Filesize

    624KB

    Download