Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-02-2025 03:08

General

  • Target

    35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc.exe

  • Size

    1.0MB

  • MD5

    00b9f2b546739c96003df5788c64a55a

  • SHA1

    6ea78affd796ffadf558ee3b4259b1503eb071b6

  • SHA256

    35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc

  • SHA512

    d8df3343e011e0c60bb9aed39536cc00bbffd6675fdbb52ad1671de0ed1124b4b6cfc43e53abb1411068ff5a40d24e959ee49cec3b265170e01ba71664a55f98

  • SSDEEP

    24576:Mu6J33O0c+JY5UZ+XC0kGso6FaYEIIrebsWY:Wu0c++OCvkGs9FaYEI/7Y

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/bot7774608033:AAE1fvMZ0hM_UWWpPC6wvLbB9fKWjR8j4wA/sendMessage?chat_id=5224323271

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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 9 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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 10 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: 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 23 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc.exe
    "C:\Users\Admin\AppData\Local\Temp\35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4160
    • C:\Users\Admin\AppData\Local\silvexes\Sheitan.exe
      "C:\Users\Admin\AppData\Local\Temp\35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4136
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc.exe"
        3⤵
        • 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:3716
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Wi-Fi Discovery
          • Suspicious use of WriteProcessMemory
          PID:2020
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1856
          • C:\Windows\SysWOW64\netsh.exe
            netsh wlan show profile
            5⤵
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Wi-Fi Discovery
            PID:4292
          • C:\Windows\SysWOW64\findstr.exe
            findstr All
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3392
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:660
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4384
          • C:\Windows\SysWOW64\netsh.exe
            netsh wlan show networks mode=bssid
            5⤵
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            PID:4596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\607824c4c6d55cd330197fbbf76d7406\msgid.dat

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • C:\Users\Admin\AppData\Local\Temp\cerecloths

    Filesize

    28KB

    MD5

    38840503f4698d43887bb76664622c4f

    SHA1

    48693adf8d119a24d992c429c3d39e979594caaa

    SHA256

    d91ab0453f084bc431aee8b9ff29da8f5a380f510445078bcf0fde7c8a7e1c2e

    SHA512

    116fbae49ff548bec32564ddea747a5eba9f7406dba488568dca3a89bd0647465ce7a1475e1136b4074ca07458673ce2bfc61ea988cea0bc647acba7d0457569

  • C:\Users\Admin\AppData\Local\de813346a059d912d2d5bf8a4b610af7\Admin@GOIGNWEJ_en-US\System\Process.txt

    Filesize

    4KB

    MD5

    62a7f74ee2f60f46c262dad36cdc1b1d

    SHA1

    1a1d73343315643b11df58c2d110d01c1eb3ba0d

    SHA256

    788f6b3761dd188577b566f0d98447d4b8ee73917920551478e3fbd9b2f67682

    SHA512

    0ace01139403db1f6c23dbd574676f876cbf451c792ff08727872a4558e56beef0516ba05b71af8be9ffdb9cc11fe201c99e253d961a1a3698345cf864eeffa4

  • C:\Users\Admin\AppData\Local\silvexes\Sheitan.exe

    Filesize

    1.0MB

    MD5

    00b9f2b546739c96003df5788c64a55a

    SHA1

    6ea78affd796ffadf558ee3b4259b1503eb071b6

    SHA256

    35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc

    SHA512

    d8df3343e011e0c60bb9aed39536cc00bbffd6675fdbb52ad1671de0ed1124b4b6cfc43e53abb1411068ff5a40d24e959ee49cec3b265170e01ba71664a55f98

  • memory/3716-138-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

    Filesize

    4KB

  • memory/3716-32-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/3716-33-0x0000000005920000-0x0000000005986000-memory.dmp

    Filesize

    408KB

  • memory/3716-158-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/3716-31-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

    Filesize

    4KB

  • memory/3716-178-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/3716-179-0x0000000006290000-0x0000000006322000-memory.dmp

    Filesize

    584KB

  • memory/3716-180-0x00000000068E0000-0x0000000006E84000-memory.dmp

    Filesize

    5.6MB

  • memory/3716-184-0x00000000063C0000-0x00000000063CA000-memory.dmp

    Filesize

    40KB

  • memory/3716-30-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/3716-190-0x0000000006820000-0x0000000006832000-memory.dmp

    Filesize

    72KB

  • memory/3716-215-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/4160-11-0x0000000002500000-0x0000000002504000-memory.dmp

    Filesize

    16KB