Analysis

  • max time kernel
    154s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    21/03/2022, 08:14

General

  • Target

    9d9be6c628204970cf06fb9faeaf69fa9100721db000ee9caba78330a0349cd0.exe

  • Size

    351KB

  • MD5

    70ddf6f837dc763af27326e346a20727

  • SHA1

    80526da73dc3d39d1c96fc99d485af711b5961b7

  • SHA256

    9d9be6c628204970cf06fb9faeaf69fa9100721db000ee9caba78330a0349cd0

  • SHA512

    750fb559350b01d3f45542301f5d3833c9aa2b7dfe258e897f30d9d0b38f459d67d2c4e408bb5537cbb60f752921ed4b553d7a81f0fdd4c76bce7371fdc5b0c4

Malware Config

Extracted

Family

gozi_ifsb

Botnet

7620

C2

statilink.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.

  • Drops file in Windows directory 16 IoCs
  • Modifies Internet Explorer settings 1 TTPs 56 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\9d9be6c628204970cf06fb9faeaf69fa9100721db000ee9caba78330a0349cd0.exe
    "C:\Users\Admin\AppData\Local\Temp\9d9be6c628204970cf06fb9faeaf69fa9100721db000ee9caba78330a0349cd0.exe"
    1⤵
      PID:4856
    • 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:3336
      • 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:1356
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1356 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2892
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS
        1⤵
        • Drops file in Windows directory
        • Modifies data under HKEY_USERS
        PID:4668
      • 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:4852
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4852 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4164
      • 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:4220
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4220 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:872

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/4668-138-0x000001F561A60000-0x000001F561A70000-memory.dmp

              Filesize

              64KB

            • memory/4668-139-0x000001F561CB0000-0x000001F561CC0000-memory.dmp

              Filesize

              64KB

            • memory/4668-140-0x000001F564080000-0x000001F564084000-memory.dmp

              Filesize

              16KB

            • memory/4668-141-0x000001F564420000-0x000001F564424000-memory.dmp

              Filesize

              16KB

            • memory/4668-142-0x000001F564410000-0x000001F564414000-memory.dmp

              Filesize

              16KB

            • memory/4668-143-0x000001F564460000-0x000001F564464000-memory.dmp

              Filesize

              16KB

            • memory/4668-144-0x000001F564450000-0x000001F564451000-memory.dmp

              Filesize

              4KB

            • memory/4856-134-0x0000000002DA8000-0x0000000002DB9000-memory.dmp

              Filesize

              68KB

            • memory/4856-136-0x0000000002CC0000-0x0000000002CCB000-memory.dmp

              Filesize

              44KB

            • memory/4856-135-0x0000000002DA8000-0x0000000002DB9000-memory.dmp

              Filesize

              68KB

            • memory/4856-137-0x0000000000400000-0x0000000002B21000-memory.dmp

              Filesize

              39.1MB