Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    17-08-2024 13:49

General

  • Target

    Cheat.exe

  • Size

    303KB

  • MD5

    74d3f720e38b834198fee67e020bb736

  • SHA1

    5fab6ccb0748a2de502b877c34d2409b1118bd30

  • SHA256

    bc3a66a87018863d22a6a7a9afd15f0af5499d021f0ede01466011e0a64a0ce1

  • SHA512

    f4ae410699ba0a4cc21fa946e51f5364ab13ac176627509a346bcb7924ae76b23149ba78f643211d64bc59d7eef81d304b477b3310d09eb797c07afdddee0277

  • SSDEEP

    6144:b1E0T6MDdbICydeB1MnyCvG/9GzC6jmA1D0Lyf:b1z6yCvGFG+Y1D1f

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1254423260591030333/Im8Y-IPgPJTWTloM0jy_llzrxAFZLtGLTGrSJEpTfiSbOm4QV3WSBgCXN7xBYLC5ajH9

Signatures

  • 44Caliber

    An open source infostealer written in C#.

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

    Malicious Access or copy of Web Browser Credential store.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Cheat.exe
    "C:\Users\Admin\AppData\Local\Temp\Cheat.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2276 -s 1200
      2⤵
        PID:2604

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Credentials from Password Stores

    1
    T1555

    Credentials from Web Browsers

    1
    T1555.003

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2276-0-0x000007FEF5BD3000-0x000007FEF5BD4000-memory.dmp
      Filesize

      4KB

    • memory/2276-1-0x0000000000220000-0x0000000000272000-memory.dmp
      Filesize

      328KB

    • memory/2276-20-0x000007FEF5BD0000-0x000007FEF65BC000-memory.dmp
      Filesize

      9.9MB

    • memory/2276-21-0x000007FEF5BD3000-0x000007FEF5BD4000-memory.dmp
      Filesize

      4KB

    • memory/2276-22-0x000007FEF5BD0000-0x000007FEF65BC000-memory.dmp
      Filesize

      9.9MB