Analysis

  • max time kernel
    204s
  • max time network
    209s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 02:06

General

  • Target

    daabe475ca939c58c9bd1227d06b715eed27296197c8f54f10619f0b505154ee.exe

  • Size

    706KB

  • MD5

    6f673fee4ef29bef18746371874e3561

  • SHA1

    8d99611473eba72c1469eeaf358f7d476e0f07f2

  • SHA256

    daabe475ca939c58c9bd1227d06b715eed27296197c8f54f10619f0b505154ee

  • SHA512

    d7bd661517212e588a3b34702720a4d65ce1714f7b46ea9cf79dfb2904b99ba3afad5cb196be8202fbfbb983d482b8b1bced3d49e2364fdde0af2c287d3b57ad

Malware Config

Extracted

Family

gozi_rm3

Attributes
  • build

    300854

Extracted

Family

gozi_rm3

Botnet

202004091

C2

https://guiapocos.xyz

Attributes
  • build

    300854

  • 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\daabe475ca939c58c9bd1227d06b715eed27296197c8f54f10619f0b505154ee.exe
    "C:\Users\Admin\AppData\Local\Temp\daabe475ca939c58c9bd1227d06b715eed27296197c8f54f10619f0b505154ee.exe"
    1⤵
      PID:964
    • 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:1960
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1960 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:612
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1960 CREDAT:537617 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1964
    • 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:880
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:880 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1612
    • 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:780
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:780 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1248

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/964-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmp
      Filesize

      8KB

    • memory/964-55-0x0000000000220000-0x000000000022C000-memory.dmp
      Filesize

      48KB

    • memory/964-56-0x0000000000400000-0x00000000004B2000-memory.dmp
      Filesize

      712KB

    • memory/964-57-0x0000000000240000-0x0000000000251000-memory.dmp
      Filesize

      68KB

    • memory/964-63-0x0000000000400000-0x00000000004B2000-memory.dmp
      Filesize

      712KB