Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-09-2024 13:32

General

  • Target

    purchase order.exe

  • Size

    441KB

  • MD5

    b0783a18de531b50debfe5252bc25558

  • SHA1

    bc564e0ceb0e8f99602247bcc559a583f77db8ce

  • SHA256

    018ff37ba8b41d1ae1669d3fd841351f4197f9594c7f05512b5a99cfda88549f

  • SHA512

    927ff7d89d9820745ab5208793444ade73da993b4c482f31297e093cb9d3cee96a8ae0808c1a4813612d61b1eba4e7d40bc7d9c037f4e337f5dccc4228c25e46

  • SSDEEP

    1536:TzOp02gL1jszmCCCCCpCCCCCTdvCCCCCCCCCCC3CCCCCCCCfFIeCCCCCCCCCCCCv:TzSY+zCdsP6GBxhDCovrU/s

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3536
      • C:\Users\Admin\AppData\Local\Temp\purchase order.exe
        "C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4040
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3124

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3124-1094-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/3124-1095-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/3124-1096-0x0000000005550000-0x00000000055EC000-memory.dmp

      Filesize

      624KB

    • memory/3124-1097-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/3124-1098-0x0000000006800000-0x0000000006850000-memory.dmp

      Filesize

      320KB

    • memory/3124-1102-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/3124-1101-0x00000000068B0000-0x00000000068BA000-memory.dmp

      Filesize

      40KB

    • memory/3124-1100-0x00000000068F0000-0x0000000006982000-memory.dmp

      Filesize

      584KB

    • memory/3124-1099-0x0000000006A20000-0x0000000006BE2000-memory.dmp

      Filesize

      1.8MB

    • memory/4040-35-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-23-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-25-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-57-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-67-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-65-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-63-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-61-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-59-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-55-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-53-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-51-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-49-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-47-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-45-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-43-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-41-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-39-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-37-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-13-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-33-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-31-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-29-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-27-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-21-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-19-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-17-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-15-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-11-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-9-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-7-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-5-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-4-0x00000000055F0000-0x00000000056D1000-memory.dmp

      Filesize

      900KB

    • memory/4040-1078-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/4040-1080-0x0000000005890000-0x00000000058DC000-memory.dmp

      Filesize

      304KB

    • memory/4040-1079-0x0000000005830000-0x0000000005892000-memory.dmp

      Filesize

      392KB

    • memory/4040-1085-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/4040-1082-0x000000007480E000-0x000000007480F000-memory.dmp

      Filesize

      4KB

    • memory/4040-1086-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/4040-3-0x00000000055F0000-0x00000000056D6000-memory.dmp

      Filesize

      920KB

    • memory/4040-2-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/4040-1-0x0000000000220000-0x0000000000292000-memory.dmp

      Filesize

      456KB

    • memory/4040-0-0x000000007480E000-0x000000007480F000-memory.dmp

      Filesize

      4KB

    • memory/4040-1087-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/4040-1088-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB

    • memory/4040-1089-0x0000000006180000-0x0000000006724000-memory.dmp

      Filesize

      5.6MB

    • memory/4040-1090-0x0000000005970000-0x00000000059C4000-memory.dmp

      Filesize

      336KB

    • memory/4040-1093-0x0000000074800000-0x0000000074FB0000-memory.dmp

      Filesize

      7.7MB