Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2023 21:08

General

  • Target

    9fbb8a90e9b971800f4bdb85e1bf8f7c.exe

  • Size

    1.0MB

  • MD5

    9fbb8a90e9b971800f4bdb85e1bf8f7c

  • SHA1

    cf116f3df69bbb896f34f24d26c4573b14af2fe5

  • SHA256

    b6afb4c2d094c9e803015e65043ee6a48bbf0e31bdd66963078ca1454195b1c6

  • SHA512

    437907045e9a5af27db8a60db05780e72e60b58cc4949723d3f4b2b0d372aee13ed18335dec3ba33e32ae583046a9ef200eaf40df991746adf480bfda07be9f7

  • SSDEEP

    24576:IlE2q8MnAWRpnwU9QtTJaur6Syt4VhkFha1OIgImZk3xk5npFhkF96x5hkFYelP:2EeKTqtN7r7VV0VIm0yRpF0I0N

Malware Config

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Extracted

Family

oski

C2

milsom.ug

Extracted

Family

raccoon

Version

1.8.1

Botnet

e16d9c3413a8d3bc552d87560e5a14148908608d

Attributes
  • url4cnc

    https://t.me/brikitiki

rc4.plain
rc4.plain

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

  • Raccoon

    Raccoon is an infostealer written in C++ and first seen in 2019.

  • Raccoon Stealer V1 payload 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9fbb8a90e9b971800f4bdb85e1bf8f7c.exe
    "C:\Users\Admin\AppData\Local\Temp\9fbb8a90e9b971800f4bdb85e1bf8f7c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\ssme.exe
      "C:\Users\Admin\AppData\Local\Temp\ssme.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Users\Admin\AppData\Local\Temp\ssme.exe
        "C:\Users\Admin\AppData\Local\Temp\ssme.exe"
        3⤵
        • Executes dropped EXE
        PID:2076
    • C:\Users\Admin\AppData\Local\Temp\faame.exe
      "C:\Users\Admin\AppData\Local\Temp\faame.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4872
      • C:\Users\Admin\AppData\Local\Temp\faame.exe
        "C:\Users\Admin\AppData\Local\Temp\faame.exe"
        3⤵
        • Executes dropped EXE
        PID:2616
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 1308
          4⤵
          • Program crash
          PID:836
    • C:\Users\Admin\AppData\Local\Temp\9fbb8a90e9b971800f4bdb85e1bf8f7c.exe
      "C:\Users\Admin\AppData\Local\Temp\9fbb8a90e9b971800f4bdb85e1bf8f7c.exe"
      2⤵
        PID:3148
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2616 -ip 2616
      1⤵
        PID:2504

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\faame.exe

        Filesize

        276KB

        MD5

        2618de7ce265814bb7c9db2d040a648c

        SHA1

        8124cdb548ade9b39c84cc3d87de270e46bd0496

        SHA256

        0ee0befc1f8446bc1a86d0c18ad5674520c779434eb3a78ea0d64be1ef5d7622

        SHA512

        925e1a29e20bd343132b465504245643f6fc345bd42cc75944278a6559e919dabf606e8b56a36ca3aec2780c12981065ffa08f273adfe828084758af3702e253

      • C:\Users\Admin\AppData\Local\Temp\ssme.exe

        Filesize

        228KB

        MD5

        59337e167d10c145b4907027b618ae62

        SHA1

        8a7b0f563297f060a8f2cbcc32b8bac7028bbd6b

        SHA256

        b22e796ca4e1031b444aafbcd498fefe0cbc1f6fd37334090529be8c9bc14cf4

        SHA512

        40ceae1055f7cf9bb9068c84bb7b29a37eb4720fa30de709e82a96335a2c71b8a58a51b2543b277b4d2b6362339280f6dc5dd7000247589b2d75692cad7c6e52

      • memory/2016-3-0x0000000000630000-0x0000000000631000-memory.dmp

        Filesize

        4KB

      • memory/2016-2-0x0000000077512000-0x0000000077513000-memory.dmp

        Filesize

        4KB

      • memory/2076-43-0x0000000077512000-0x0000000077513000-memory.dmp

        Filesize

        4KB

      • memory/2076-55-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2076-56-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/2076-33-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2076-36-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/2076-46-0x0000000000590000-0x0000000000591000-memory.dmp

        Filesize

        4KB

      • memory/2616-50-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2616-52-0x00000000005A0000-0x00000000005A1000-memory.dmp

        Filesize

        4KB

      • memory/2616-59-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2616-38-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2616-60-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2616-42-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2616-45-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2616-51-0x0000000077512000-0x0000000077513000-memory.dmp

        Filesize

        4KB

      • memory/3148-49-0x0000000077512000-0x0000000077513000-memory.dmp

        Filesize

        4KB

      • memory/3148-53-0x0000000000400000-0x0000000000497000-memory.dmp

        Filesize

        604KB

      • memory/3148-54-0x00000000020B0000-0x00000000020B1000-memory.dmp

        Filesize

        4KB

      • memory/3148-44-0x0000000000400000-0x0000000000497000-memory.dmp

        Filesize

        604KB

      • memory/3148-37-0x0000000000400000-0x0000000000497000-memory.dmp

        Filesize

        604KB

      • memory/3148-40-0x0000000000400000-0x0000000000497000-memory.dmp

        Filesize

        604KB

      • memory/3148-61-0x0000000000400000-0x0000000000493000-memory.dmp

        Filesize

        588KB

      • memory/3572-29-0x0000000000910000-0x0000000000911000-memory.dmp

        Filesize

        4KB

      • memory/3572-32-0x0000000000920000-0x0000000000927000-memory.dmp

        Filesize

        28KB

      • memory/4872-31-0x00000000006F0000-0x00000000006F1000-memory.dmp

        Filesize

        4KB