Analysis

  • max time kernel
    68s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    24-06-2021 16:04

General

  • Target

    f8030919d680a4472a073a02cf654d3a.dll

  • Size

    937KB

  • MD5

    f8030919d680a4472a073a02cf654d3a

  • SHA1

    68296c447bc36e3c8937326b13efb30b12fc3e95

  • SHA256

    414adbe98a003b5f59897eea2415c276b089c1dbf45be8d6687d7b55f051baaf

  • SHA512

    d46f334c45df8673827f71ced652cba4fd8331748a7f4512dec77819de561b5b30440d50292b0b89e61b409e971b6d00599118da3cb7335ed8d19ae5b0cfd241

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.plain
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\f8030919d680a4472a073a02cf654d3a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8030919d680a4472a073a02cf654d3a.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1204
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c cd Island
        3⤵
          PID:3380
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c cd Matter m
          3⤵
            PID:3756

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1204-114-0x0000000000000000-mapping.dmp
      • memory/1204-118-0x0000000073470000-0x0000000073574000-memory.dmp
        Filesize

        1.0MB

      • memory/1204-117-0x0000000073470000-0x000000007347E000-memory.dmp
        Filesize

        56KB

      • memory/1204-119-0x00000000029E0000-0x0000000002B2A000-memory.dmp
        Filesize

        1.3MB

      • memory/3380-115-0x0000000000000000-mapping.dmp
      • memory/3756-116-0x0000000000000000-mapping.dmp