Analysis

  • max time kernel
    67s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    14-06-2021 08:29

General

  • Target

    88aac7156709fe6bcbc3041e9096428c.dll

  • Size

    937KB

  • MD5

    88aac7156709fe6bcbc3041e9096428c

  • SHA1

    7e37859d216eeedb0b731d4bbf4fad4bc3961b5a

  • SHA256

    68439b0576f9fef2556d873fd66ce10603b38b3fd7ea9e9f796205cd763bb90d

  • SHA512

    1aa6d1c930b1918cd3fda20b91a4afbe0ba960b6d004f1156378ba66e9a4faca742ab9b4eb14a4694c41ad7a42e900152dc80c651e3531df2518a1006c6fccab

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\88aac7156709fe6bcbc3041e9096428c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:408
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\88aac7156709fe6bcbc3041e9096428c.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3964
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c cd Island
        3⤵
          PID:2136
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c cd Matter m
          3⤵
            PID:2700

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2136-115-0x0000000000000000-mapping.dmp
      • memory/2700-116-0x0000000000000000-mapping.dmp
      • memory/3964-114-0x0000000000000000-mapping.dmp
      • memory/3964-118-0x00000000738B0000-0x00000000739B4000-memory.dmp
        Filesize

        1.0MB

      • memory/3964-117-0x00000000738B0000-0x00000000738BE000-memory.dmp
        Filesize

        56KB

      • memory/3964-119-0x00000000007D0000-0x00000000007D1000-memory.dmp
        Filesize

        4KB