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Overview

overview

10

Static

static

3

Celestial.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    300s
  • max time network
    203s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2025, 00:38

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General

  • Target

    Celestial.exe

  • Size

    348KB

  • MD5

    fc1f93382c60f547c77459038d907bcb

  • SHA1

    23799f6b9222e1c36ddad9aedb76acb4262577cf

  • SHA256

    7c704c02ca2ba3cb4c46333fd85a0d2f4fc59fe4cf9fa364b5fb56f3115e7732

  • SHA512

    2f4e9ffe4d351610b8be3d495e04ea87724973857fad7baa907cadeabd25c35f2be0e50706c79c2ff2c65c1f3788ff0081ef764babf4baf60d85462f30a5702f

  • SSDEEP

    6144:QqHyuhbvbXC3ryhcbp96w8zT9p739CSH6t7FhLji8VENUkEkW:QqSEbve3ccbp96w8zhCXt7Fln2NUfkW

Score
10/10
asyncratgdfjbxc9asdiscoveryrat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

GDFjbxc9as

Mutex

Gx0edRwRzsDs0gzwQ

Attributes
  • delay

    1

  • install

    true

  • install_file

    GoogleUpdates.exe

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/QLnQD5yh

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 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Celestial.exe
    "C:\Users\Admin\AppData\Local\Temp\Celestial.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\sk3d_club.exe
      "C:\Users\Admin\AppData\Local\Temp\sk3d_club.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5076
      • C:\Users\Admin\AppData\Local\Temp\Client.exe
        "C:\Users\Admin\AppData\Local\Temp\Client.exe"
        3⤵
        • Executes dropped EXE
        PID:64
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /7
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Client.exe
    Filesize

    48KB

    MD5

    3d5d9fcc50f0ee536db107a2bb181f2d

    SHA1

    5b05d924177a9adf852abefa4d0afa77082b8370

    SHA256

    febd0d25c9dcea243c4cd39dbf90178d970fbfd6305555291176aaa86bcfb391

    SHA512

    143f6ff7522c798802da4dce511a671a2f43ee2c1368a1bfb8455f181956bcb97e89bfe42a21b1b4d21814bea92fdbdfd423cdef5d6540f447da4a84d521ffb6

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\sk3d_club.exe
    Filesize

    103KB

    MD5

    02075363168c82697c7726c175740b6e

    SHA1

    0adf648a0c0eb63cfa5dc2057feab117bc8ea0cd

    SHA256

    733abf5dda85c41d1ce08b60175da38c3b84fac864ad0c06e225530ac30332e1

    SHA512

    d381292bac696d0f95682264ce144e13f31bbe4d0dc34b5c277874278155768824c2bf14904f297e3aa9a321dd6790084129cb6c9e91d05ca318ee0d75e36094

    Download Submit

  • memory/64-24-0x00007FFDB5153000-0x00007FFDB5155000-memory.dmp

    Filesize

    8KB

    Download

  • memory/64-25-0x00000000000A0000-0x00000000000B2000-memory.dmp

    Filesize

    72KB

    Download

  • memory/1884-27-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-26-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-28-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-38-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-37-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-36-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-35-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-34-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-33-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1884-32-0x0000026F9DB30000-0x0000026F9DB31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/5076-23-0x0000000000400000-0x000000000054D000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/5076-9-0x0000000000400000-0x000000000054D000-memory.dmp

    Filesize

    1.3MB

    Download