Analysis

  • max time kernel
    147s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    21/03/2022, 08:14

General

  • Target

    02f23031b04660ce5d0a3dbd6862640895e37c649963c02d0b367a17d8422ffe.exe

  • Size

    273KB

  • MD5

    5c95bd06ac65f87d5ca02af3135dcb43

  • SHA1

    bee7ce4c588899fc70042adf7a7c632f2468fe90

  • SHA256

    02f23031b04660ce5d0a3dbd6862640895e37c649963c02d0b367a17d8422ffe

  • SHA512

    c5ec8fc7e7cd1ddcafead09f68b08439ecc55269529fae97717ba8d534f4865bced94580634f58f551874bf26c32cacf35dda3c09ffd56127ac32db4ca932107

Malware Config

Extracted

Family

gozi_ifsb

Botnet

7622

C2

botanlink.top

linkspremium.ru

premiumlists.ru

Attributes
  • base_path

    /drew/

  • build

    250225

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 63 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02f23031b04660ce5d0a3dbd6862640895e37c649963c02d0b367a17d8422ffe.exe
    "C:\Users\Admin\AppData\Local\Temp\02f23031b04660ce5d0a3dbd6862640895e37c649963c02d0b367a17d8422ffe.exe"
    1⤵
      PID:1288
    • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
      "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
      1⤵
        PID:5012
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4720
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4720 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2868
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1084
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1084 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4176
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS
        1⤵
        • Modifies data under HKEY_USERS
        PID:4464
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3508
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3508 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1760

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/1288-134-0x0000000000480000-0x000000000048A000-memory.dmp

              Filesize

              40KB

            • memory/1288-135-0x0000000000490000-0x000000000049B000-memory.dmp

              Filesize

              44KB

            • memory/1288-136-0x0000000000400000-0x0000000000475000-memory.dmp

              Filesize

              468KB

            • memory/4464-138-0x000001AA2D660000-0x000001AA2D670000-memory.dmp

              Filesize

              64KB

            • memory/4464-137-0x000001AA2CD60000-0x000001AA2CD70000-memory.dmp

              Filesize

              64KB

            • memory/4464-139-0x000001AA2D9C0000-0x000001AA2D9C4000-memory.dmp

              Filesize

              16KB