Analysis

  • max time kernel
    59s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    21-06-2021 14:53

General

  • Target

    f6e62cb32013aacca6d75ace2754ea2e.dll

  • Size

    937KB

  • MD5

    f6e62cb32013aacca6d75ace2754ea2e

  • SHA1

    652c8017fad54c46c6b0a34c3e9b694dd868e81d

  • SHA256

    95ee30fe8d98ca42ee90db02ea80480154fd5f7c1464983451bbdb699a11ff1b

  • SHA512

    63be1be676acd89279260dba66d244c3d774414cb96531eaa14d9fe972ebfb820f18b077284b1f755a56739a1dc39d8255e96da734f951d9ea2fa9358b2edc6d

Malware Config

Extracted

Family

gozi_ifsb

Botnet

4500

C2

app3.maintorna.com

chat.billionady.com

app5.folion.xyz

wer.defone.click

Attributes
  • build

    250188

  • 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 9 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f6e62cb32013aacca6d75ace2754ea2e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3156
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f6e62cb32013aacca6d75ace2754ea2e.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3400
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c cd Island
        3⤵
          PID:1868
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c cd Matter m
          3⤵
            PID:2200

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1868-115-0x0000000000000000-mapping.dmp
      • memory/2200-116-0x0000000000000000-mapping.dmp
      • memory/3400-114-0x0000000000000000-mapping.dmp
      • memory/3400-118-0x00000000741D0000-0x00000000742D4000-memory.dmp
        Filesize

        1.0MB

      • memory/3400-117-0x00000000741D0000-0x00000000741DE000-memory.dmp
        Filesize

        56KB

      • memory/3400-119-0x0000000000BC0000-0x0000000000BC1000-memory.dmp
        Filesize

        4KB