Analysis

  • max time kernel
    161s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-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 1 IoCs
  • StormKitty

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

  • StormKitty payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 11 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1144
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uSOBUcBSYSz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp99A0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4612
    • 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:1472

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9a97d9127c4f8158ec393f7e0c47bd056fe6eee6c76c05600dd0c219d1de405f.exe.log

          Filesize

          1KB

          MD5

          17573558c4e714f606f997e5157afaac

          SHA1

          13e16e9415ceef429aaf124139671ebeca09ed23

          SHA256

          c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

          SHA512

          f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

        • C:\Users\Admin\AppData\Local\Temp\tmp99A0.tmp

          Filesize

          1KB

          MD5

          c764fc8c3dd9d432e01395dce7f73d9d

          SHA1

          91b6392f5f5c317f08585b8a674e3a281af69d7f

          SHA256

          cacc673f5f2001bb8b5c55e41476e6dac209ec2af4dc8a3315eda9c87d3b4a4a

          SHA512

          5dfe86462ae5125b79ba642ad99197144bfa9bb6b5e051c2bd2f30249903450feff21ba1a41cc339c6a7b0e2be0f3f90df069e055b798ef7c6c0d6583c65cd9f

        • memory/1144-139-0x0000000005B40000-0x0000000005B50000-memory.dmp

          Filesize

          64KB

        • memory/1144-136-0x0000000005930000-0x00000000059C2000-memory.dmp

          Filesize

          584KB

        • memory/1144-137-0x0000000005850000-0x000000000585A000-memory.dmp

          Filesize

          40KB

        • memory/1144-138-0x00000000059D0000-0x0000000005A26000-memory.dmp

          Filesize

          344KB

        • memory/1144-133-0x0000000000D50000-0x0000000000E02000-memory.dmp

          Filesize

          712KB

        • memory/1144-140-0x0000000005B40000-0x0000000005B50000-memory.dmp

          Filesize

          64KB

        • memory/1144-135-0x0000000005E40000-0x00000000063E4000-memory.dmp

          Filesize

          5.6MB

        • memory/1144-134-0x0000000005750000-0x00000000057EC000-memory.dmp

          Filesize

          624KB

        • memory/1472-144-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1472-147-0x00000000051F0000-0x0000000005200000-memory.dmp

          Filesize

          64KB

        • memory/1472-148-0x00000000051F0000-0x0000000005200000-memory.dmp

          Filesize

          64KB