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Analysis

  • max time kernel
    106s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    15/08/2022, 13:36

General

  • Target

    SecuriteInfo.com.W32.AIDetectNet.01.15918.exe

  • Size

    1.6MB

  • MD5

    c060875fc943e002d7ec0060cddfceb6

  • SHA1

    3280669756354d93239776e1070bfc5d3aa11d05

  • SHA256

    037d8a64737d1acef4673f5d4715335dcbcaeab70d9c4b291597922b9133c6b1

  • SHA512

    c8da0520f3f6459dd2b5bdeb94b67fd7d7b3b854c0d807bd70419f731c766ab24858ad6ffdb0e4bbcb0992b363d59af6063c9d2bf8bf576ed1b2aae8752ad3ef

Malware Config

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • StormKitty

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

  • StormKitty payload 4 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 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.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.15918.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.15918.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1560
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1948
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1064
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        3⤵
        • Accesses Microsoft Outlook profiles
        • Checks processor information in registry
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:652

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/652-77-0x0000000000090000-0x00000000000AA000-memory.dmp

    Filesize

    104KB

  • memory/652-84-0x0000000000090000-0x00000000000AA000-memory.dmp

    Filesize

    104KB

  • memory/652-82-0x0000000000090000-0x00000000000AA000-memory.dmp

    Filesize

    104KB

  • memory/652-79-0x0000000000090000-0x00000000000AA000-memory.dmp

    Filesize

    104KB

  • memory/1064-76-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1064-72-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1064-86-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1064-64-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1064-65-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1064-67-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1064-69-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1560-54-0x0000000000AE0000-0x0000000000C78000-memory.dmp

    Filesize

    1.6MB

  • memory/1560-58-0x0000000004D80000-0x0000000004E12000-memory.dmp

    Filesize

    584KB

  • memory/1560-57-0x0000000074D71000-0x0000000074D73000-memory.dmp

    Filesize

    8KB

  • memory/1560-56-0x0000000000A70000-0x0000000000ABE000-memory.dmp

    Filesize

    312KB

  • memory/1560-55-0x0000000002210000-0x00000000022EC000-memory.dmp

    Filesize

    880KB

  • memory/1948-63-0x000000006F530000-0x000000006FADB000-memory.dmp

    Filesize

    5.7MB

  • memory/1948-61-0x000000006F530000-0x000000006FADB000-memory.dmp

    Filesize

    5.7MB

  • memory/1948-62-0x000000006F530000-0x000000006FADB000-memory.dmp

    Filesize

    5.7MB