Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-12-2024 19:06

General

  • Target

    53965f472183c0e8ec94202b3ba0716faf8e095e073a688f3396c4b8dcca6f30.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: WorldWindProResultsDate2024121470654PMSystemWindows10Pro64BitUsernameAdminCompNameUTKBEBLOLanguageenUSAntivirusNotinstalledHardwareCPU12thGenIntelRCoreTMi512400GPUMicrosoftBasicDisplayAdapterRAM16154MBHWIDUnknownPowerNoSystemBattery1Screen1280x720NetworkGatewayIP10.127.0.1InternalIP10.127.1.108ExternalIP181.215.176.83BSSID96a825be0f94DomainsinfoBankLogsNodataCryptoLogsNodataFreakyLogsNodataLogsBookmarks5SoftwareDeviceWindowsproductkeyDesktopscreenshotFileGrabberDatabasefiles6TelegramChannel@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) 7 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.

  • 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\53965f472183c0e8ec94202b3ba0716faf8e095e073a688f3396c4b8dcca6f30.exe
    "C:\Users\Admin\AppData\Local\Temp\53965f472183c0e8ec94202b3ba0716faf8e095e073a688f3396c4b8dcca6f30.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2456
    • 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:4116
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SFHAWxtoIpgL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE96.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4408
    • C:\Users\Admin\AppData\Local\Temp\53965f472183c0e8ec94202b3ba0716faf8e095e073a688f3396c4b8dcca6f30.exe
      "C:\Users\Admin\AppData\Local\Temp\53965f472183c0e8ec94202b3ba0716faf8e095e073a688f3396c4b8dcca6f30.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:1348
      • 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:220
        • C:\Windows\SysWOW64\chcp.com
          chcp 65001
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2632
        • 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:3388
        • C:\Windows\SysWOW64\findstr.exe
          findstr All
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2620
      • 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:4776
        • C:\Windows\SysWOW64\chcp.com
          chcp 65001
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4540
        • 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:2172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\2bce6502c20e7743b171223c97a3c6b1\Admin@UTKBEBLO_en-US\System\Process.txt

    Filesize

    4KB

    MD5

    733fa5d41dd43fe58c013e3bbee80465

    SHA1

    9d428aecd3dce24fd1a13180da3786b2c5129274

    SHA256

    79aaba9fe854b604e2aed48e8ba17b6217e4c26e5c0041637aa101c0662c5b55

    SHA512

    018a43446be7cbf3458b89675be6a91890d3cf9012a8cf123a1314a6e31e0adacd78587ce93adf7d9f8af5f5c48a1df0cdd55b4c9ce05bdb4fb911e502dd9b62

  • C:\Users\Admin\AppData\Local\6ddd7b33cc6144a5d2760daed2a1a619\msgid.dat

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ycl52cic.r3v.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpEE96.tmp

    Filesize

    1KB

    MD5

    69a24003aa11f1ec1df8b9cbdaafe9a5

    SHA1

    ebd2206bbc32e1527fb9ccfa8107926d0fd0dee3

    SHA256

    b71fbc98a2914ca3ed13e778818fc1e94b6ff72136cb69aeaedb4d4894deb95d

    SHA512

    28f83f59ab4699415f8c57a9299d3d45bde2493b5267c40ae1b628a473e9ba6c279a3c9a886e5448ec2f2a4223c7e50cae45cb809519504e089e6af698599f65

  • memory/1348-219-0x0000000005F60000-0x0000000005F72000-memory.dmp

    Filesize

    72KB

  • memory/1348-34-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/1348-36-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1348-207-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1348-213-0x0000000005E80000-0x0000000005E8A000-memory.dmp

    Filesize

    40KB

  • memory/2456-4-0x00000000058E0000-0x00000000058EA000-memory.dmp

    Filesize

    40KB

  • memory/2456-10-0x000000000C710000-0x000000000C7AC000-memory.dmp

    Filesize

    624KB

  • memory/2456-0-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

    Filesize

    4KB

  • memory/2456-9-0x0000000005180000-0x00000000051F6000-memory.dmp

    Filesize

    472KB

  • memory/2456-8-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2456-7-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

    Filesize

    4KB

  • memory/2456-6-0x0000000006930000-0x0000000006956000-memory.dmp

    Filesize

    152KB

  • memory/2456-37-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2456-5-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2456-3-0x0000000005730000-0x00000000057C2000-memory.dmp

    Filesize

    584KB

  • memory/2456-2-0x0000000005CE0000-0x0000000006284000-memory.dmp

    Filesize

    5.6MB

  • memory/2456-1-0x0000000000C90000-0x0000000000D5A000-memory.dmp

    Filesize

    808KB

  • memory/4116-15-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4116-55-0x0000000007250000-0x000000000725A000-memory.dmp

    Filesize

    40KB

  • memory/4116-20-0x0000000004F00000-0x0000000004F22000-memory.dmp

    Filesize

    136KB

  • memory/4116-38-0x0000000005EB0000-0x0000000005ECE000-memory.dmp

    Filesize

    120KB

  • memory/4116-39-0x00000000062F0000-0x000000000633C000-memory.dmp

    Filesize

    304KB

  • memory/4116-41-0x00000000755A0000-0x00000000755EC000-memory.dmp

    Filesize

    304KB

  • memory/4116-40-0x0000000006480000-0x00000000064B2000-memory.dmp

    Filesize

    200KB

  • memory/4116-51-0x0000000006E90000-0x0000000006EAE000-memory.dmp

    Filesize

    120KB

  • memory/4116-52-0x00000000070B0000-0x0000000007153000-memory.dmp

    Filesize

    652KB

  • memory/4116-53-0x0000000007820000-0x0000000007E9A000-memory.dmp

    Filesize

    6.5MB

  • memory/4116-54-0x00000000071E0000-0x00000000071FA000-memory.dmp

    Filesize

    104KB

  • memory/4116-33-0x00000000059A0000-0x0000000005CF4000-memory.dmp

    Filesize

    3.3MB

  • memory/4116-56-0x0000000007460000-0x00000000074F6000-memory.dmp

    Filesize

    600KB

  • memory/4116-57-0x00000000073E0000-0x00000000073F1000-memory.dmp

    Filesize

    68KB

  • memory/4116-58-0x0000000007410000-0x000000000741E000-memory.dmp

    Filesize

    56KB

  • memory/4116-59-0x0000000007420000-0x0000000007434000-memory.dmp

    Filesize

    80KB

  • memory/4116-60-0x0000000007520000-0x000000000753A000-memory.dmp

    Filesize

    104KB

  • memory/4116-61-0x0000000007500000-0x0000000007508000-memory.dmp

    Filesize

    32KB

  • memory/4116-64-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4116-21-0x0000000005600000-0x0000000005666000-memory.dmp

    Filesize

    408KB

  • memory/4116-22-0x0000000005670000-0x00000000056D6000-memory.dmp

    Filesize

    408KB

  • memory/4116-17-0x0000000004F60000-0x0000000005588000-memory.dmp

    Filesize

    6.2MB

  • memory/4116-18-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4116-16-0x00000000048F0000-0x0000000004926000-memory.dmp

    Filesize

    216KB