Analysis

  • max time kernel
    7s
  • max time network
    7s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2024 18:14

General

  • Target

    51426225675c0ddb35e94704265ae42f.exe

  • Size

    5KB

  • MD5

    51426225675c0ddb35e94704265ae42f

  • SHA1

    c28dffec6f9478034bebdb6a2328c5fdfd370a24

  • SHA256

    7a84efcf08949adc80fc115f1da3fe4f153e270eb047ea8e96a584299936324e

  • SHA512

    a7d62e5e096c69508adc0f201dbc5c4c9d32ebe075851b1fd5c7945143d222b7a7018796f9a0ed355173510eecf624215bf654a64259ab0bedb2c6baf1e9d63a

  • SSDEEP

    48:6ZccNnlZOJ6dbKhIBo7hzNMPB+0b9ZSMLuYbr/it1PlPvP7FYvpfbNtm:O3OJ6db2H7cDbydv6BzNt

Score
10/10

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/870312877347717170/6XS4TbEnvrNxzmzuSVtOYoUeIAugviKP_WONyL7CmXFhGDJBGjGfxflBEEinBRzZwIi7

Signatures

  • 44Caliber

    An open source infostealer written in C#.

  • Downloads MZ/PE file
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\51426225675c0ddb35e94704265ae42f.exe
    "C:\Users\Admin\AppData\Local\Temp\51426225675c0ddb35e94704265ae42f.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1748
    • C:\Users\Admin\AppData\Local\Temp\2kco4xji.djw.exe
      "C:\Users\Admin\AppData\Local\Temp\2kco4xji.djw.exe"
      2⤵
        PID:2840

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1748-1-0x0000000074A50000-0x0000000075200000-memory.dmp

      Filesize

      7.7MB

    • memory/1748-0-0x0000000000D70000-0x0000000000D78000-memory.dmp

      Filesize

      32KB

    • memory/1748-2-0x0000000005670000-0x0000000005680000-memory.dmp

      Filesize

      64KB

    • memory/1748-16-0x0000000074A50000-0x0000000075200000-memory.dmp

      Filesize

      7.7MB

    • memory/2840-22-0x00007FF9DA3D0000-0x00007FF9DAE91000-memory.dmp

      Filesize

      10.8MB

    • memory/2840-37-0x000000001ADB0000-0x000000001ADC0000-memory.dmp

      Filesize

      64KB

    • memory/2840-15-0x0000000000110000-0x000000000015A000-memory.dmp

      Filesize

      296KB

    • memory/2840-146-0x00007FF9DA3D0000-0x00007FF9DAE91000-memory.dmp

      Filesize

      10.8MB