Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    26/10/2021, 14:07

General

  • Target
    383f57d9665b8533771ea9d033d16080.dll
  • Size 467KB
  • Sample211026-rez5yahfd9
  • SHA256 9489b404fde84f919122108ec0b56fd7376dbbc706a5733aa5e2dc3aeb005034
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • gozi_ifsb

Botnet
  • 8899

C2
  • msn.com/mail

  • realitystorys.com

  • outlook.com/signup

  • gderrrpololo.net

Attributes
  • build

    260212

  • dga_season

    10

  • exe_type

    loader

  • server_id

    12

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi, Gozi IFSB

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

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\383f57d9665b8533771ea9d033d16080.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\383f57d9665b8533771ea9d033d16080.dll,#1
      2⤵
        PID:1772

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1772-56-0x0000000075321000-0x0000000075323000-memory.dmp

          memory/1772-57-0x0000000074CD0000-0x0000000074D55000-memory.dmp

          memory/1772-58-0x0000000074CD0000-0x0000000074CDF000-memory.dmp

          memory/1772-59-0x0000000074CD0000-0x0000000074D55000-memory.dmp

          memory/1772-60-0x00000000001A0000-0x00000000001A1000-memory.dmp