Analysis

  • max time kernel
    144s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/09/2024, 18:26

General

  • Target

    Channel3.exe

  • Size

    6.3MB

  • MD5

    f5283c3b02c242c78c07a3112b861fbc

  • SHA1

    832868d1a74c5c7b328c1527e149a659b30a7f0b

  • SHA256

    589b3c67f1f81cadbedca487bfd81e6cc604bf6df1354a4d1fd66fd652276d8a

  • SHA512

    aee136ea93f91eea22b5694fb4eadacba6b4b87d2ef6434d612ba949c67b024b6b91ef3f934f3e2fd7eee6395c35ede04a5d0e83ab50b4ac3710aa8279c43672

  • SSDEEP

    98304:jH+2ikIpoiL1an1EkSwzLgmrXURVbbSJQTND:Dli1poiBanaGcmrXobboQTND

Malware Config

Extracted

Family

cryptbot

C2

analforeverlovyu.top

thirtvd13vs.top

Attributes
  • url_path

    /v1/upload.php

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Channel3.exe
    "C:\Users\Admin\AppData\Local\Temp\Channel3.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2708
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2740
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {A5C702ED-BF0D-4E5F-B7C1-D984A7C691E7} S-1-5-21-1488793075-819845221-1497111674-1000:UPNECVIU\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2268
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2268-25-0x0000000000E60000-0x0000000000E71000-memory.dmp

    Filesize

    68KB

  • memory/2692-0-0x0000000000400000-0x0000000001063000-memory.dmp

    Filesize

    12.4MB

  • memory/2692-1-0x0000000000400000-0x0000000001063000-memory.dmp

    Filesize

    12.4MB

  • memory/2692-13-0x0000000000400000-0x0000000001063000-memory.dmp

    Filesize

    12.4MB

  • memory/2708-16-0x0000000000E60000-0x0000000000E71000-memory.dmp

    Filesize

    68KB

  • memory/2708-17-0x0000000074990000-0x0000000074ACC000-memory.dmp

    Filesize

    1.2MB

  • memory/3024-40-0x0000000000E60000-0x0000000000E71000-memory.dmp

    Filesize

    68KB