Analysis

  • max time kernel
    91s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2022 07:00

General

  • Target

    ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe

  • Size

    355KB

  • MD5

    1b8441c90b20b939771406caccc6ac06

  • SHA1

    2d3eadb90ab50cc38234624405d80bf68ffead05

  • SHA256

    d5c56ddf8cc57609f24c6a9af1964b2c51d10418edaf126ab3c8293bead46a9e

  • SHA512

    4f777c55c705c910632a24282339bed28549cbfcc92f2ecd1fef46e99bc01b2c114395cdd201c3801823198f22aa5aed35f131a7808116421c5a584f3775266b

  • SSDEEP

    3072:lYcjrYOiFaVJTL/Tb4aOivVq59lIiif8H18VAagOq5QZGZH+9wqY+mhhhmitqOuv:l6O2aVJHflvVq59lekzXOq56GBKi

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5567605125:AAF5a-eiGBTc0sQavelBpgmYIQTDu4ndQ8/sendMessage?chat_id=5442288318

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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe
    "C:\Users\Admin\AppData\Local\Temp\ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
        PID:1404
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2036
        • 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:1016

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Collection

    Email Collection

    1
    T1114

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1016-71-0x0000000000090000-0x00000000000AA000-memory.dmp
      Filesize

      104KB

    • memory/1016-78-0x0000000000090000-0x00000000000AA000-memory.dmp
      Filesize

      104KB

    • memory/1016-76-0x0000000000090000-0x00000000000AA000-memory.dmp
      Filesize

      104KB

    • memory/1016-74-0x00000000000A4F6E-mapping.dmp
    • memory/1016-73-0x0000000000090000-0x00000000000AA000-memory.dmp
      Filesize

      104KB

    • memory/1712-55-0x00000000003A0000-0x00000000003A6000-memory.dmp
      Filesize

      24KB

    • memory/1712-56-0x0000000000400000-0x000000000040C000-memory.dmp
      Filesize

      48KB

    • memory/1712-57-0x0000000000410000-0x0000000000418000-memory.dmp
      Filesize

      32KB

    • memory/1712-54-0x00000000012E0000-0x0000000001336000-memory.dmp
      Filesize

      344KB

    • memory/2036-58-0x0000000000400000-0x0000000000427000-memory.dmp
      Filesize

      156KB

    • memory/2036-69-0x0000000075771000-0x0000000075773000-memory.dmp
      Filesize

      8KB

    • memory/2036-70-0x0000000000400000-0x0000000000427000-memory.dmp
      Filesize

      156KB

    • memory/2036-66-0x0000000000400000-0x0000000000427000-memory.dmp
      Filesize

      156KB

    • memory/2036-64-0x0000000000401D84-mapping.dmp
    • memory/2036-63-0x0000000000400000-0x0000000000427000-memory.dmp
      Filesize

      156KB

    • memory/2036-61-0x0000000000400000-0x0000000000427000-memory.dmp
      Filesize

      156KB

    • memory/2036-59-0x0000000000400000-0x0000000000427000-memory.dmp
      Filesize

      156KB

    • memory/2036-80-0x0000000000400000-0x0000000000427000-memory.dmp
      Filesize

      156KB