Analysis

  • max time kernel
    76s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2023, 01:13

General

  • Target

    9a97d9127c4f8158ec393f7e0c47bd056fe6eee6c76c05600dd0c219d1de405f.exe

  • Size

    691KB

  • MD5

    2ff4d870cb02831c65b73f1d0205ce09

  • SHA1

    4ec739c65bc70acd3cbcbddc249630e77754acc5

  • SHA256

    9a97d9127c4f8158ec393f7e0c47bd056fe6eee6c76c05600dd0c219d1de405f

  • SHA512

    3b8190b413a8969bb8377f5918f2d2e4f4d096440be54f2bd6a7b4918e9e88656716b57b4d5ac8bcef7eb5ff39ea7d9e5e21b6e8581eb44ef56132da45ff7aa6

  • SSDEEP

    12288:5c77oMdswXyP1+k9fR4fG0KmuV1By7o/7EK+jQvCiy0zhW:OkkfbuGc/78QvCi

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5435719278:AAFkA_rGsUomupSCBqIPHcOBw0iPF0KuOG0/sendMessage?chat_id=5666881718

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • StormKitty

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

  • StormKitty payload 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a97d9127c4f8158ec393f7e0c47bd056fe6eee6c76c05600dd0c219d1de405f.exe
    "C:\Users\Admin\AppData\Local\Temp\9a97d9127c4f8158ec393f7e0c47bd056fe6eee6c76c05600dd0c219d1de405f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:748
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uSOBUcBSYSz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE8CA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1480
    • C:\Users\Admin\AppData\Local\Temp\9a97d9127c4f8158ec393f7e0c47bd056fe6eee6c76c05600dd0c219d1de405f.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:796

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpE8CA.tmp

          Filesize

          1KB

          MD5

          e641e332d42707123f0a46937388dc07

          SHA1

          0776e02375a4995888469fd563623043b01ba341

          SHA256

          a575d1ff9d17ddee0a7b72bda3594d9c1c69b6e00ed5ae148654fa074e0f1ffe

          SHA512

          31b8977a949af6d35ab0e07df5ebc90c52e32d80fbce9cbd73d32a287846e1e90ba006755a00263d2b1af576498464329fdf0bda2a0f249e1babd67f5c462097

        • memory/748-54-0x0000000000EB0000-0x0000000000F62000-memory.dmp

          Filesize

          712KB

        • memory/748-55-0x0000000004FD0000-0x0000000005010000-memory.dmp

          Filesize

          256KB

        • memory/748-56-0x0000000000530000-0x000000000053C000-memory.dmp

          Filesize

          48KB

        • memory/748-57-0x0000000004FD0000-0x0000000005010000-memory.dmp

          Filesize

          256KB

        • memory/748-58-0x00000000052F0000-0x000000000536E000-memory.dmp

          Filesize

          504KB

        • memory/748-59-0x0000000000980000-0x00000000009AE000-memory.dmp

          Filesize

          184KB

        • memory/796-64-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/796-63-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/796-65-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/796-66-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/796-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/796-68-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/796-70-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/796-72-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/796-73-0x0000000004890000-0x00000000048D0000-memory.dmp

          Filesize

          256KB

        • memory/796-74-0x0000000004890000-0x00000000048D0000-memory.dmp

          Filesize

          256KB