Analysis

  • max time kernel
    144s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 13:28

General

  • Target

    Invoice-BL. Payment TT $ 28,945.99.exe

  • Size

    785KB

  • MD5

    54dbe54846a05d5a1677a5ab2970bd6a

  • SHA1

    4ea5792f72f540c58a54f5cfce9de19eb05ffaaa

  • SHA256

    53965f472183c0e8ec94202b3ba0716faf8e095e073a688f3396c4b8dcca6f30

  • SHA512

    f4778a6162b01bcfbb4d26b4686c9caea803b995b74d9f1c080eda0a431820827ddd9601265c23c1220de36faeb75c5e3b738b8adadf1ca76a5a350552b5bf4a

  • SSDEEP

    12288:5NMKhM39TXsTAiYRH3wbrccYpea/jiAsRaT21tKkxRzb53/x6Io5kZaiB:HMaciYlwkp5/o0i1tVRp6IfB

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/bot6331768257:AAE1Rrc3F4A-nTJkfXEukNBriTate8i72L8/sendMessage?chat_id=5287158069

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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • A potential corporate email address has been identified in the URL: WorldWindProResultsDate2024123112839PMSystemWindows10Pro64BitUsernameAdminCompNameSPDEBJWHLanguageenUSAntivirusNotinstalledHardwareCPU12thGenIntelRCoreTMi512400GPUMicrosoftBasicDisplayAdapterRAM16154MBHWIDUnknownPowerNoSystemBattery1Screen1280x720NetworkGatewayIP10.127.0.1InternalIP10.127.0.102ExternalIP181.215.176.83BSSIDae9d0084c16bDomainsinfoBankLogsNodataCryptoLogsNodataFreakyLogsNodataLogsBookmarks5SoftwareDeviceWindowsproductkeyDesktopscreenshotFileGrabberDatabasefiles6TelegramChannel@XSplinter
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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) 8 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 11 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 28,945.99.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 28,945.99.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SFHAWxtoIpgL.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1156
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SFHAWxtoIpgL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE510.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1988
    • C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 28,945.99.exe
      "C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 28,945.99.exe"
      2⤵
      • 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:4064
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Wi-Fi Discovery
        • Suspicious use of WriteProcessMemory
        PID:3184
        • C:\Windows\SysWOW64\chcp.com
          chcp 65001
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4348
        • C:\Windows\SysWOW64\netsh.exe
          netsh wlan show profile
          4⤵
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Wi-Fi Discovery
          PID:3484
        • C:\Windows\SysWOW64\findstr.exe
          findstr All
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3068
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:460
        • C:\Windows\SysWOW64\chcp.com
          chcp 65001
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2628
        • C:\Windows\SysWOW64\netsh.exe
          netsh wlan show networks mode=bssid
          4⤵
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          PID:1668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\1dd392223cb31fae7f3259c5267d6559\Admin@SPDEBJWH_en-US\System\Process.txt

    Filesize

    4KB

    MD5

    521a09b9a3f5996f35b8b6dd8041fe07

    SHA1

    60ec64e8f4230b7de3d1b835630f435b4763f0e2

    SHA256

    e3ee53f670f4947e92a5da8880681cb5f330fb44cd0fd7fbdc141df4ece6874d

    SHA512

    dfe16c0293a4a6a9391f70d58bf9f2b6cc30d3c70d2540740bdccf00cceb1f1a9ebe743cb0301c247a28bb68355e8374e350440635c9b990606e5d52e35f1b9d

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cl0wyuld.tl3.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE510.tmp

    Filesize

    1KB

    MD5

    d00c32faed65853afcccb8de8b593e5f

    SHA1

    571546f3fb1ee4edcac6a961741d51c9f1ba2973

    SHA256

    a79277038469a62fb6b6966b4b7126565fda5d23a60783dab6f06982c987a255

    SHA512

    00178e9fb06047648491bfb887ad1e60d53781aa1a2b598bfd66be4aa0b99de79d171b6f3320241359e6700426ba3123136ac31101b4b95939f8bb3706516f76

  • C:\Users\Admin\AppData\Local\b8a4b45740206fef1785745640a2ddb4\msgid.dat

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • memory/1156-55-0x0000000008220000-0x000000000889A000-memory.dmp

    Filesize

    6.5MB

  • memory/1156-58-0x0000000007E60000-0x0000000007EF6000-memory.dmp

    Filesize

    600KB

  • memory/1156-66-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1156-23-0x0000000006010000-0x0000000006032000-memory.dmp

    Filesize

    136KB

  • memory/1156-63-0x0000000007F00000-0x0000000007F08000-memory.dmp

    Filesize

    32KB

  • memory/1156-62-0x0000000007F20000-0x0000000007F3A000-memory.dmp

    Filesize

    104KB

  • memory/1156-61-0x0000000007E20000-0x0000000007E34000-memory.dmp

    Filesize

    80KB

  • memory/1156-15-0x00000000052F0000-0x0000000005326000-memory.dmp

    Filesize

    216KB

  • memory/1156-60-0x0000000007E10000-0x0000000007E1E000-memory.dmp

    Filesize

    56KB

  • memory/1156-17-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1156-18-0x00000000059A0000-0x0000000005FC8000-memory.dmp

    Filesize

    6.2MB

  • memory/1156-19-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1156-20-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1156-59-0x0000000007DE0000-0x0000000007DF1000-memory.dmp

    Filesize

    68KB

  • memory/1156-57-0x0000000007C50000-0x0000000007C5A000-memory.dmp

    Filesize

    40KB

  • memory/1156-41-0x00000000068D0000-0x000000000691C000-memory.dmp

    Filesize

    304KB

  • memory/1156-28-0x00000000062C0000-0x0000000006614000-memory.dmp

    Filesize

    3.3MB

  • memory/1156-26-0x0000000006250000-0x00000000062B6000-memory.dmp

    Filesize

    408KB

  • memory/1156-56-0x0000000007BE0000-0x0000000007BFA000-memory.dmp

    Filesize

    104KB

  • memory/1156-25-0x00000000060B0000-0x0000000006116000-memory.dmp

    Filesize

    408KB

  • memory/1156-43-0x0000000071400000-0x000000007144C000-memory.dmp

    Filesize

    304KB

  • memory/1156-53-0x0000000006E50000-0x0000000006E6E000-memory.dmp

    Filesize

    120KB

  • memory/1156-54-0x0000000007AA0000-0x0000000007B43000-memory.dmp

    Filesize

    652KB

  • memory/1156-40-0x0000000006890000-0x00000000068AE000-memory.dmp

    Filesize

    120KB

  • memory/1156-42-0x0000000006E70000-0x0000000006EA2000-memory.dmp

    Filesize

    200KB

  • memory/4064-207-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4064-22-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/4064-216-0x0000000006460000-0x000000000646A000-memory.dmp

    Filesize

    40KB

  • memory/4064-30-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4064-213-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4064-27-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4856-1-0x0000000000850000-0x000000000091A000-memory.dmp

    Filesize

    808KB

  • memory/4856-7-0x000000007514E000-0x000000007514F000-memory.dmp

    Filesize

    4KB

  • memory/4856-29-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4856-9-0x0000000002B90000-0x0000000002C06000-memory.dmp

    Filesize

    472KB

  • memory/4856-10-0x000000000C6A0000-0x000000000C73C000-memory.dmp

    Filesize

    624KB

  • memory/4856-8-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4856-6-0x0000000005590000-0x00000000055B6000-memory.dmp

    Filesize

    152KB

  • memory/4856-2-0x00000000059E0000-0x0000000005F84000-memory.dmp

    Filesize

    5.6MB

  • memory/4856-5-0x0000000075140000-0x00000000758F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4856-0-0x000000007514E000-0x000000007514F000-memory.dmp

    Filesize

    4KB

  • memory/4856-3-0x0000000005330000-0x00000000053C2000-memory.dmp

    Filesize

    584KB

  • memory/4856-4-0x00000000052F0000-0x00000000052FA000-memory.dmp

    Filesize

    40KB