Analysis

  • max time kernel
    110s
  • max time network
    114s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    07-06-2021 08:58

General

  • Target

    PURCHASE ORDER 07959.exe

  • Size

    517KB

  • MD5

    14f1330e77e1ce14f05ade193faca6a1

  • SHA1

    0408fe81ba763148c050bae8c8f0471e5965855c

  • SHA256

    5d9ffac79344c0091b090160eefa292f87ed3462f24c6ff1b36386cd6a502561

  • SHA512

    dbc69ff45ff95a3850848145ae9af8b36bc940c87106d8adedd8bf01f13c859e7584477891259967d568380a8aa7a44c83d99b90f98430d78cdaf8e52eee3b6b

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.totalkitchensandbathrooms.com.au
  • Port:
    587
  • Username:
    noreply@totalkitchensandbathrooms.com.au
  • Password:
    [[UcaDa#isvT

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.totalkitchensandbathrooms.com.au
  • Port:
    587
  • Username:
    noreply@totalkitchensandbathrooms.com.au
  • Password:
    [[UcaDa#isvT

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 07959.exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 07959.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 07959.exe
      "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 07959.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:184
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3680

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PURCHASE ORDER 07959.exe.log
      MD5

      a8225268a0cfd23e60750624c7fe5113

      SHA1

      92567d25c5ef4fc85c9dda60a0625e0bb9c72d97

      SHA256

      2d820f6fb6c206a25e346f653150ae314d58de33c4e15ac600e7618093ac2261

      SHA512

      8f7ecc25006b79173ae9fdca2843a315df5aa259882953e4864aafefcb8ca62c0d0a4f16baf2f0fdc3b0a8235bd63fdb345f991e9d5c5cce290a0ef032ce2ef1

    • memory/184-124-0x0000000000400000-0x000000000042C000-memory.dmp
      Filesize

      176KB

    • memory/184-135-0x0000000006310000-0x0000000006311000-memory.dmp
      Filesize

      4KB

    • memory/184-134-0x00000000063D0000-0x00000000063D1000-memory.dmp
      Filesize

      4KB

    • memory/184-131-0x0000000004FC0000-0x00000000054BE000-memory.dmp
      Filesize

      5.0MB

    • memory/184-125-0x000000000041FC0E-mapping.dmp
    • memory/632-119-0x00000000053E0000-0x00000000058DE000-memory.dmp
      Filesize

      5.0MB

    • memory/632-122-0x00000000055D0000-0x00000000055D1000-memory.dmp
      Filesize

      4KB

    • memory/632-123-0x0000000005470000-0x000000000547F000-memory.dmp
      Filesize

      60KB

    • memory/632-121-0x0000000005490000-0x00000000054CB000-memory.dmp
      Filesize

      236KB

    • memory/632-120-0x00000000052E0000-0x00000000052E1000-memory.dmp
      Filesize

      4KB

    • memory/632-114-0x0000000000920000-0x0000000000921000-memory.dmp
      Filesize

      4KB

    • memory/632-118-0x00000000053E0000-0x00000000053E1000-memory.dmp
      Filesize

      4KB

    • memory/632-117-0x0000000005330000-0x0000000005331000-memory.dmp
      Filesize

      4KB

    • memory/632-116-0x00000000058E0000-0x00000000058E1000-memory.dmp
      Filesize

      4KB

    • memory/3680-133-0x0000000000000000-mapping.dmp