Analysis

  • max time kernel
    134s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    25-10-2021 08:42

General

  • Target

    960.dll

  • Size

    942KB

  • MD5

    96c1d2b40d981eb28aede953cf76e14a

  • SHA1

    cbc35b375917f21ab85f989febdf8f6cb73dd7be

  • SHA256

    0570fd54d98349e62675cf1e53aa2197ed6c0df811350bfae9f64196b0a49278

  • SHA512

    991cf362193adb894f7b83de453174a96b21cfe4791424e6ab142c8c31b54d49dc4a8fd8698c08bd56c0f10104592647333dbf39d92dcd0c7f39edf087010244

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.

  • Blocklisted process makes network request 13 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\960.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:8
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\960.dll,#1
      2⤵
      • Blocklisted process makes network request
      PID:3232

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3232-115-0x0000000000000000-mapping.dmp
  • memory/3232-116-0x00000000741C0000-0x00000000742C4000-memory.dmp
    Filesize

    1.0MB

  • memory/3232-117-0x00000000741C0000-0x00000000741CF000-memory.dmp
    Filesize

    60KB

  • memory/3232-118-0x00000000741C0000-0x00000000742C4000-memory.dmp
    Filesize

    1.0MB

  • memory/3232-119-0x0000000000CC0000-0x0000000000CC1000-memory.dmp
    Filesize

    4KB