Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    02-05-2022 23:45

General

  • Target

    5d7ef3e24047b896a4905164f043ddf8db54c88106805f06c8ad8676ce728582.exe

  • Size

    462KB

  • MD5

    93712784a210e05ebe182ee279c5ec3f

  • SHA1

    adb21012b5aaa49bb812c7b2a86f3d589a46fc68

  • SHA256

    5d7ef3e24047b896a4905164f043ddf8db54c88106805f06c8ad8676ce728582

  • SHA512

    ac3825a98c824b431466827d749aff4b781e6733f0865593720cc6bffc63759e4c2d484b968269342636222116b5133479154f05242c2a6af19226c597d5d498

Malware Config

Extracted

Family

gozi_rm3

Attributes
  • build

    300898

Extracted

Family

gozi_rm3

Botnet

89820235

C2

https://exeupay.xyz

Attributes
  • build

    300898

  • 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 19 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d7ef3e24047b896a4905164f043ddf8db54c88106805f06c8ad8676ce728582.exe
    "C:\Users\Admin\AppData\Local\Temp\5d7ef3e24047b896a4905164f043ddf8db54c88106805f06c8ad8676ce728582.exe"
    1⤵
      PID:2892
    • 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:2340
      • 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:2108
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2108 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:408
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2108 CREDAT:82950 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1316

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Defense Evasion

      Modify Registry

      1
      T1112

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2892-130-0x00000000021D0000-0x00000000021F8000-memory.dmp
        Filesize

        160KB

      • memory/2892-131-0x0000000000400000-0x0000000000474000-memory.dmp
        Filesize

        464KB

      • memory/2892-132-0x0000000002230000-0x0000000002246000-memory.dmp
        Filesize

        88KB