Analysis

  • max time kernel
    45s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    03-08-2022 16:03

General

  • Target

    de00c4750accf516704b8c0df265c24a.dll

  • Size

    300KB

  • MD5

    de00c4750accf516704b8c0df265c24a

  • SHA1

    eddbc6019ec7ba82d3c5b4c59efe797ff1df9f75

  • SHA256

    7dae6d6fb339b6114ffdd3c0b6bcaa2c9dab0a73979fec029801e9e16d7d06bc

  • SHA512

    b0e6bbbdae36bd81f63dbab9296515d3a389fa6acb397476058ae202e66026ca8dc523fb35c6b7145a87d6e61e3833e396873e61e733152ccbaa39387bada96f

Malware Config

Extracted

Family

gozi_ifsb

Botnet

3000

C2

config.edge.skype.com

37.120.206.71

37.120.206.84

193.106.191.163

Attributes
  • base_path

    /drew/

  • build

    250240

  • exe_type

    loader

  • extension

    .jlk

  • server_id

    50

rsa_pubkey.plain
aes.plain

Signatures

  • Gozi, Gozi IFSB

    Gozi ISFB is a well-known and widely distributed banking trojan.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\de00c4750accf516704b8c0df265c24a.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\de00c4750accf516704b8c0df265c24a.dll
      2⤵
        PID:1644

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1092-54-0x000007FEFBE31000-0x000007FEFBE33000-memory.dmp

      Filesize

      8KB

    • memory/1644-55-0x0000000000000000-mapping.dmp

    • memory/1644-56-0x0000000075481000-0x0000000075483000-memory.dmp

      Filesize

      8KB

    • memory/1644-57-0x0000000010000000-0x000000001000E000-memory.dmp

      Filesize

      56KB

    • memory/1644-62-0x00000000000E0000-0x00000000000ED000-memory.dmp

      Filesize

      52KB