Analysis

  • max time kernel
    45s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    03-08-2022 09:29

General

  • Target

    62ea3f935563b.dll

  • Size

    300KB

  • MD5

    614e312af0e5de7c6b9819e3a1c766d4

  • SHA1

    01e384618d8eadb244184e66e6450752ea0ceade

  • SHA256

    982ff4dcc3dc076b3c40f5cd5993d05f7578dd83b631146105b3840864c76203

  • SHA512

    362b32fbc61baf1c757f72d61e582e2741553eda4de022311757a0732a23edabafbcd6affdab97c49d5e1378587b16f1d6730fd9446c801d791056896414d302

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\62ea3f935563b.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\62ea3f935563b.dll
      2⤵
        PID:1004

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1004-55-0x0000000000000000-mapping.dmp

    • memory/1004-56-0x0000000074DB1000-0x0000000074DB3000-memory.dmp

      Filesize

      8KB

    • memory/1004-57-0x0000000010000000-0x000000001000E000-memory.dmp

      Filesize

      56KB

    • memory/1004-62-0x0000000000190000-0x000000000019D000-memory.dmp

      Filesize

      52KB

    • memory/1908-54-0x000007FEFB6E1000-0x000007FEFB6E3000-memory.dmp

      Filesize

      8KB