Analysis

  • max time kernel
    80s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    09-05-2021 06:15

General

  • Target

    e091bc381aebed8fee9363a882edfa68.dll

  • Size

    937KB

  • MD5

    e091bc381aebed8fee9363a882edfa68

  • SHA1

    2ecb2813135d36fd0a9bc28ac4020359618e4eaa

  • SHA256

    e1b21ed8992a45a13b75a1db762be38aba928d7dad5b9ee20b99d9e1c6cfb82c

  • SHA512

    5184fe79854e2e79cb30cb8e5f7b6a4224e4b27c54c0c06cf90e39ddce8b452d22640d010b986398e0c56bb97f3e471765ab56f0075401eeaeda12dbdf13b893

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 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e091bc381aebed8fee9363a882edfa68.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1988
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e091bc381aebed8fee9363a882edfa68.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1292
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c cd Island
        3⤵
          PID:1320
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c cd Matter m
          3⤵
            PID:828

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/828-62-0x0000000000000000-mapping.dmp

      • memory/1292-59-0x0000000000000000-mapping.dmp

      • memory/1292-60-0x0000000075B31000-0x0000000075B33000-memory.dmp

        Filesize

        8KB

      • memory/1292-64-0x0000000075170000-0x0000000075274000-memory.dmp

        Filesize

        1.0MB

      • memory/1292-63-0x0000000075170000-0x000000007517E000-memory.dmp

        Filesize

        56KB

      • memory/1292-65-0x0000000000130000-0x0000000000131000-memory.dmp

        Filesize

        4KB

      • memory/1320-61-0x0000000000000000-mapping.dmp