Analysis

  • max time kernel
    79s
  • max time network
    15s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    21-06-2021 08:13

General

  • Target

    048b54087505b524c9e4c5f4e1394afb.dll

  • Size

    937KB

  • MD5

    048b54087505b524c9e4c5f4e1394afb

  • SHA1

    0c74e30542a1de22aa48413e493f6906668553df

  • SHA256

    345ab39b904f12eeadb6b22abb93155b8fe4a0c33309227332c63c96447dcca6

  • SHA512

    46a57add8f4f4fcaacf2041199e27e7bdfdae661b104ec840a25fbe1998bc21582c3c91d02ea77c1ce32160cf362b0ae4b431f4b7e5df1b4fa03430283ed6a64

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\048b54087505b524c9e4c5f4e1394afb.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\048b54087505b524c9e4c5f4e1394afb.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1828
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c cd Island
        3⤵
          PID:2024
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c cd Matter m
          3⤵
            PID:824

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/824-63-0x0000000000000000-mapping.dmp
      • memory/1828-60-0x0000000000000000-mapping.dmp
      • memory/1828-61-0x0000000075B31000-0x0000000075B33000-memory.dmp
        Filesize

        8KB

      • memory/1828-65-0x00000000750D0000-0x00000000751D4000-memory.dmp
        Filesize

        1.0MB

      • memory/1828-64-0x00000000750D0000-0x00000000750DE000-memory.dmp
        Filesize

        56KB

      • memory/1828-66-0x00000000000C0000-0x00000000000C1000-memory.dmp
        Filesize

        4KB

      • memory/2024-62-0x0000000000000000-mapping.dmp