Analysis

  • max time kernel
    141s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2023 09:18

General

  • Target

    631779ef3aecb4838360304f162dbd8c.dll

  • Size

    643KB

  • MD5

    631779ef3aecb4838360304f162dbd8c

  • SHA1

    9103735e9771b40fb26b5b273683934dfea38402

  • SHA256

    a4c7d46ab94add85adc74f9686c7367fd82eaae508b3e2227db8e62930fb3da0

  • SHA512

    37a4008e70e99cdd182f95719a481ab811bd35867cae2c38c7c79cef406da7d6872762e1a79798a3a129f66c5326b3487e58a923214299d9410a044b5d14c667

  • SSDEEP

    12288:HMUpikM1ABVY4lsBnllWzwazxRvwe9QKC71L715+PoR5nFIlW2i:K4Y4lglQzwyxRvwySJLT5FIV

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1500

C2

gtr.antoinfer.com

app.bighomegl.at

Attributes
  • build

    250211

  • exe_type

    loader

  • server_id

    580

rsa_pubkey.plain
aes.plain

Signatures

  • Gozi

    Gozi is a well-known and widely distributed banking trojan.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\631779ef3aecb4838360304f162dbd8c.dll,#1
    1⤵
      PID:4272
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\631779ef3aecb4838360304f162dbd8c.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4504

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4272-1-0x00000000003F0000-0x00000000003F1000-memory.dmp
      Filesize

      4KB

    • memory/4272-0-0x0000000074D20000-0x0000000074DD3000-memory.dmp
      Filesize

      716KB

    • memory/4272-2-0x00000000021C0000-0x00000000021CD000-memory.dmp
      Filesize

      52KB

    • memory/4272-5-0x0000000074D20000-0x0000000074DD3000-memory.dmp
      Filesize

      716KB