Analysis

  • max time kernel
    121s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2024 08:31

General

  • Target

    z1PurchaseOrder.exe

  • Size

    1.2MB

  • MD5

    3ebef42f57673d6b260644654522b053

  • SHA1

    b63d68467a9be1260af9685b71eb8b54680e85d6

  • SHA256

    7ffba279d6f47ed76230be9dc7baae15b923dc09ba48f738d01e9beab32e9a58

  • SHA512

    72d25c34f67f5a291855c1602a8293dfbe02544605703630908f7a087a0eddbba1e31c8566e87c59b5b50863bcd5f5b0803d04d362c9716efda16984fbdee7d5

  • SSDEEP

    24576:ffmMv6Ckr7Mny5QLhVzGODNZaxNZ7fA+oED:f3v+7/5QLhVKAKtAtED

Malware Config

Extracted

Family

vipkeylogger

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • 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 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\z1PurchaseOrder.exe
    "C:\Users\Admin\AppData\Local\Temp\z1PurchaseOrder.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\z1PurchaseOrder.exe"
      2⤵
        PID:2768
      • C:\Users\Admin\AppData\Local\Temp\z1PurchaseOrder.exe
        "C:\Users\Admin\AppData\Local\Temp\z1PurchaseOrder.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2788
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Users\Admin\AppData\Local\Temp\z1PurchaseOrder.exe"
          3⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2852

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      MD5

      d41d8cd98f00b204e9800998ecf8427e

      SHA1

      da39a3ee5e6b4b0d3255bfef95601890afd80709

      SHA256

      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

      SHA512

      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    • memory/2404-2-0x0000000002E60000-0x0000000003060000-memory.dmp

      Filesize

      2.0MB

    • memory/2788-6-0x0000000003310000-0x0000000003510000-memory.dmp

      Filesize

      2.0MB

    • memory/2852-65-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-1110-0x0000000074220000-0x000000007490E000-memory.dmp

      Filesize

      6.9MB

    • memory/2852-9-0x0000000000400000-0x0000000000441000-memory.dmp

      Filesize

      260KB

    • memory/2852-19-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-12-0x0000000000790000-0x00000000007EE000-memory.dmp

      Filesize

      376KB

    • memory/2852-13-0x0000000074220000-0x000000007490E000-memory.dmp

      Filesize

      6.9MB

    • memory/2852-14-0x0000000074220000-0x000000007490E000-memory.dmp

      Filesize

      6.9MB

    • memory/2852-15-0x0000000000BC0000-0x0000000000C1C000-memory.dmp

      Filesize

      368KB

    • memory/2852-43-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-45-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-41-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-39-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-37-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-35-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-33-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-31-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-29-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-16-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-25-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-23-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-21-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-7-0x0000000000400000-0x0000000000441000-memory.dmp

      Filesize

      260KB

    • memory/2852-11-0x000000007422E000-0x000000007422F000-memory.dmp

      Filesize

      4KB

    • memory/2852-10-0x0000000000400000-0x0000000000441000-memory.dmp

      Filesize

      260KB

    • memory/2852-27-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-75-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-73-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-71-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-69-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-67-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-63-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-61-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-59-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-57-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-55-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-53-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-51-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-49-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-47-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-1106-0x0000000074220000-0x000000007490E000-memory.dmp

      Filesize

      6.9MB

    • memory/2852-1107-0x0000000000400000-0x0000000000441000-memory.dmp

      Filesize

      260KB

    • memory/2852-1108-0x000000007422E000-0x000000007422F000-memory.dmp

      Filesize

      4KB

    • memory/2852-1109-0x0000000074220000-0x000000007490E000-memory.dmp

      Filesize

      6.9MB

    • memory/2852-17-0x0000000000BC0000-0x0000000000C17000-memory.dmp

      Filesize

      348KB

    • memory/2852-1111-0x0000000074220000-0x000000007490E000-memory.dmp

      Filesize

      6.9MB