Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2023, 08:24

General

  • Target

    Recibo de transferencía.exe

  • Size

    513KB

  • MD5

    8acfcea0026a2d49f39db27fb7bd6efc

  • SHA1

    d8050f59f21df56233c8a8d60ae71e12041efb10

  • SHA256

    d82034c5d5633ff4f38939fd15a82c3612886742e8bedf4060fdb2129c09aacb

  • SHA512

    0b0f8dee37469700eea862abd0fb4eb6a0edc1935f4e67ddaa42397b23129341c4d3c64d645ee3417ab34863635acd0fb6ce7b5cb1c69545c02ca7fb077cb641

  • SSDEEP

    6144:Ykz9Cie9gbdpEUZ7eq+GzOTl12tXZv1cJmA5Wy9Eq9FkIo+oaf53kjs4YRISyA/Q:PRNnboGfNcz5Wy9B3eaWjs7isDxKpPp

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 7 IoCs
  • StormKitty

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

  • StormKitty payload 6 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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
    "C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:836
    • C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
      "C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:968

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/836-54-0x0000000000EA0000-0x0000000000F26000-memory.dmp

          Filesize

          536KB

        • memory/836-55-0x0000000005030000-0x0000000005070000-memory.dmp

          Filesize

          256KB

        • memory/836-56-0x0000000000310000-0x000000000031C000-memory.dmp

          Filesize

          48KB

        • memory/836-57-0x0000000005030000-0x0000000005070000-memory.dmp

          Filesize

          256KB

        • memory/836-58-0x0000000000340000-0x000000000034A000-memory.dmp

          Filesize

          40KB

        • memory/836-59-0x0000000005070000-0x00000000050D2000-memory.dmp

          Filesize

          392KB

        • memory/836-60-0x0000000000A80000-0x0000000000AA8000-memory.dmp

          Filesize

          160KB

        • memory/968-61-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/968-62-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/968-63-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/968-64-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/968-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/968-66-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/968-68-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/968-70-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/968-71-0x0000000000C90000-0x0000000000CD0000-memory.dmp

          Filesize

          256KB

        • memory/968-72-0x0000000000C90000-0x0000000000CD0000-memory.dmp

          Filesize

          256KB