Analysis

  • max time kernel
    26s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    21-06-2021 19:28

General

  • Target

    vbaQueryCount.jpg.dll

  • Size

    306KB

  • MD5

    ebda58ce60415f80968457e8548b9fec

  • SHA1

    8496b73082f400b7aa4860245b76c2cbebc30e54

  • SHA256

    31a940dab7bce1146e29e59a348f2aa15fa1b30bc28ed300f6db8a28df1b0778

  • SHA512

    b400044fc04c4928506ebd65a1d591896e35c70c80a7877716aecbba0f390c75e1ce29fd20f680c51c27c8e33502a7c564ff78114abfeaeb91b4885d46668e2a

Malware Config

Extracted

Family

gozi_ifsb

Botnet

6000

C2

authd.feronok.com

app.bighomegl.at

Attributes
  • build

    250204

  • exe_type

    loader

  • server_id

    580

rsa_pubkey.base64
serpent.plain

Signatures

  • Gozi, Gozi IFSB

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\vbaQueryCount.jpg.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1016
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\vbaQueryCount.jpg.dll,#1
      2⤵
        PID:3432

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3432-114-0x0000000000000000-mapping.dmp
    • memory/3432-115-0x0000000074120000-0x000000007412D000-memory.dmp
      Filesize

      52KB

    • memory/3432-116-0x0000000074120000-0x000000007420A000-memory.dmp
      Filesize

      936KB

    • memory/3432-117-0x0000000000400000-0x00000000004AE000-memory.dmp
      Filesize

      696KB