Analysis

  • max time kernel
    176s
  • max time network
    177s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 06:46

General

  • Target

    9e0d68ec0ade3a244ac91311c7f2d11decec25a7c620c45c4e3184244c41328f.exe

  • Size

    618KB

  • MD5

    a971b2bd1187a42b989112dd3c0f3ab2

  • SHA1

    4da12e6ee602623977d09ec689171b92c7211a4b

  • SHA256

    9e0d68ec0ade3a244ac91311c7f2d11decec25a7c620c45c4e3184244c41328f

  • SHA512

    59e74b5fae57ca8f4e8bcfdcd33374ef1ab9e3cf95c0fa7ca3c036a9fa630a1e9e5c9265d22047fe6f01caef4d2b36d702de865d050fcc76cb0cb457e4f43271

Malware Config

Extracted

Family

gozi_rm3

Attributes
  • build

    300900

Extracted

Family

gozi_rm3

Botnet

90020242

C2

https://vrhgroups.xyz

Attributes
  • build

    300900

  • dga_base_url

    constitution.org/usdeclar.txt

  • dga_crc

    0x4eb7d2ca

  • dga_season

    10

  • dga_tlds

    com

    ru

    org

  • exe_type

    loader

  • server_id

    12

  • url_path

    index.htm

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi RM3

    A heavily modified version of Gozi using RM3 loader.

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e0d68ec0ade3a244ac91311c7f2d11decec25a7c620c45c4e3184244c41328f.exe
    "C:\Users\Admin\AppData\Local\Temp\9e0d68ec0ade3a244ac91311c7f2d11decec25a7c620c45c4e3184244c41328f.exe"
    1⤵
      PID:1120
    • 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:1764
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1764 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1804
    • 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:548
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:548 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1608
    • 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:1860
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1860 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:564

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1120-54-0x0000000076721000-0x0000000076723000-memory.dmp

      Filesize

      8KB

    • memory/1120-55-0x00000000002C0000-0x00000000002E8000-memory.dmp

      Filesize

      160KB

    • memory/1120-56-0x0000000000400000-0x000000000049B000-memory.dmp

      Filesize

      620KB

    • memory/1120-57-0x0000000000220000-0x0000000000236000-memory.dmp

      Filesize

      88KB