Analysis

  • max time kernel
    43s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    29-06-2022 19:54

General

  • Target

    64d2a023b1208a01375af17e3b02ff7eebae76d3a35ece915c52e5d7a021edc9.dll

  • Size

    226KB

  • MD5

    e84631873c87ac0af8a0a0802afaafb3

  • SHA1

    d6a37d21ea7bf956a086c03ccbeeb84ffeb758a3

  • SHA256

    64d2a023b1208a01375af17e3b02ff7eebae76d3a35ece915c52e5d7a021edc9

  • SHA512

    3a7da6eab40d580946d7eb01d1bab1920d5eb04044d52fb48300ea9dfd9e057c367f4605065841bdac82b288696a7142b66a6059281118f42a5244be14c94793

Malware Config

Extracted

Family

gozi_ifsb

Botnet

3000

C2

config.edge.skype.com

194.76.225.112

194.76.225.113

46.21.153.203

Attributes
  • base_path

    /drew/

  • build

    250239

  • 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\64d2a023b1208a01375af17e3b02ff7eebae76d3a35ece915c52e5d7a021edc9.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\64d2a023b1208a01375af17e3b02ff7eebae76d3a35ece915c52e5d7a021edc9.dll
      2⤵
        PID:1492

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1492-55-0x0000000000000000-mapping.dmp

    • memory/1492-56-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

      Filesize

      8KB

    • memory/1492-57-0x0000000000140000-0x000000000014E000-memory.dmp

      Filesize

      56KB

    • memory/1492-58-0x0000000000140000-0x000000000014E000-memory.dmp

      Filesize

      56KB

    • memory/1864-54-0x000007FEFBF91000-0x000007FEFBF93000-memory.dmp

      Filesize

      8KB