Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-02-2025 04:11

General

  • Target

    AsyncRAT-0e1c49b6f18f737c17423eed597f37bab695ef39a605c4273757e6f00438e14b.exe

  • Size

    226KB

  • MD5

    1434c1c043fac5b539609ac89ff98dc7

  • SHA1

    cbe5186ca1a1607c9fab1167ac06901e01ca5624

  • SHA256

    0e1c49b6f18f737c17423eed597f37bab695ef39a605c4273757e6f00438e14b

  • SHA512

    4dd43e907287c32a0556cb31f85ac783fcbca9fe3ac56f77d2f7967a382e48b3b4baa9898dced0ebe95009443a3be5ee28842e977587ae2696d72c8ae1ab5e0d

  • SSDEEP

    3072:x+STW8djpN6izj8mZw/XmiXrThhmUbBKkkjz8KXL8JdMnOmZl8TP6+Wpd:u8XN6W8mm/X9T7mUbGjO

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot6118451923:AAE5b-PwqcIYRWOSTvI2HWoqu2xjLtG2iDA/sendMessage?chat_id=5725945887

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • Stormkitty family
  • Downloads MZ/PE file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops desktop.ini file(s) 9 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Looks up geolocation information via web service

    Uses a legitimate geolocation service to find the infected system's geolocation info.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AsyncRAT-0e1c49b6f18f737c17423eed597f37bab695ef39a605c4273757e6f00438e14b.exe
    "C:\Users\Admin\AppData\Local\Temp\AsyncRAT-0e1c49b6f18f737c17423eed597f37bab695ef39a605c4273757e6f00438e14b.exe"
    1⤵
    • Drops desktop.ini file(s)
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Wi-Fi Discovery
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Windows\SysWOW64\chcp.com
        chcp 65001
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2216
      • C:\Windows\SysWOW64\netsh.exe
        netsh wlan show profile
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Wi-Fi Discovery
        PID:3112
      • C:\Windows\SysWOW64\findstr.exe
        findstr All
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1540
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3816
      • C:\Windows\SysWOW64\chcp.com
        chcp 65001
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2816
      • C:\Windows\SysWOW64\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1208
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7Q0RDOTVBNzktRTkyOS00NDFDLUI4NDYtNzEyNUM4MkU5RDc3fSIgdXNlcmlkPSJ7N0Q0MzNBOEMtQkYzQi00NDgwLUE0MzUtOUI1OEI2ODVBMkM5fSIgaW5zdGFsbHNvdXJjZT0ibGltaXRlZCIgcmVxdWVzdGlkPSJ7OUZFMzQxOTYtNkI2NC00ODc2LUJGQTAtRkI5NjcxMTRCOTRCfSIgZGVkdXA9ImNyIiBkb21haW5qb2luZWQ9IjAiPjxodyBsb2dpY2FsX2NwdXM9IjIiIHBoeXNtZW1vcnk9IjQiIGRpc2tfdHlwZT0iMiIgc3NlPSIxIiBzc2UyPSIxIiBzc2UzPSIxIiBzc3NlMz0iMSIgc3NlNDE9IjEiIHNzZTQyPSIxIiBhdng9IjEiLz48b3MgcGxhdGZvcm09IndpbiIgdmVyc2lvbj0iMTAuMC4xOTA0MS4xMjg4IiBzcD0iIiBhcmNoPSJ4NjQiIHByb2R1Y3RfdHlwZT0iNDgiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O0UreGJBejZZNnNVMTI4OWJTNnFsNFZSTGJramZCVUdUTUpzanJIcjQ0aUk9JnF1b3Q7Ii8-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU1NzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODAxNjUyMzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDc3MDIyOTYzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:3952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\1d8d73da2c2e0237159702f9dbde87dd\msgid.dat

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • C:\Users\Admin\AppData\Local\6d09a6a4d023cfa8117aca3877d43452\Admin@TKWSFSRI_en-US\Browsers\Firefox\Bookmarks.txt

    Filesize

    105B

    MD5

    2e9d094dda5cdc3ce6519f75943a4ff4

    SHA1

    5d989b4ac8b699781681fe75ed9ef98191a5096c

    SHA256

    c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

    SHA512

    d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

  • C:\Users\Admin\AppData\Local\6d09a6a4d023cfa8117aca3877d43452\Admin@TKWSFSRI_en-US\System\Process.txt

    Filesize

    4KB

    MD5

    34d9ab74b7beed0062be49c1aecb8575

    SHA1

    43538d2ae12d1b479ad8d7ce90932fb78dad7338

    SHA256

    64185519dec02bef140c1c6af6d64ce55db827f442cac727f2d5457144357281

    SHA512

    435e67f10c36aaf5b8c94acdc0cf15684c540cdb64891623baf80cc2a7060def8afe6dac9bff30f6b2acd1457949ab5930314da42c9afd671a19af8887178d71

  • memory/2640-3-0x0000000005180000-0x00000000051E6000-memory.dmp

    Filesize

    408KB

  • memory/2640-0-0x000000007428E000-0x000000007428F000-memory.dmp

    Filesize

    4KB

  • memory/2640-120-0x000000007428E000-0x000000007428F000-memory.dmp

    Filesize

    4KB

  • memory/2640-2-0x0000000074280000-0x0000000074A30000-memory.dmp

    Filesize

    7.7MB

  • memory/2640-145-0x0000000074280000-0x0000000074A30000-memory.dmp

    Filesize

    7.7MB

  • memory/2640-146-0x0000000074280000-0x0000000074A30000-memory.dmp

    Filesize

    7.7MB

  • memory/2640-148-0x0000000005AD0000-0x0000000005B62000-memory.dmp

    Filesize

    584KB

  • memory/2640-149-0x0000000006120000-0x00000000066C4000-memory.dmp

    Filesize

    5.6MB

  • memory/2640-153-0x0000000005CE0000-0x0000000005CEA000-memory.dmp

    Filesize

    40KB

  • memory/2640-154-0x0000000074280000-0x0000000074A30000-memory.dmp

    Filesize

    7.7MB

  • memory/2640-1-0x0000000000770000-0x00000000007AE000-memory.dmp

    Filesize

    248KB