Analysis

  • max time kernel
    125s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22/12/2021, 16:29

General

  • Target
    invoice for Dec 2021.doc__.rtf
  • Size 20KB
  • Sample211222-ty8mjaffd3
  • SHA256 d95f6a672a8cd7ef0b155d0696e245403611190ff51dccc9f58a0c7f4c90df2e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • lokibot

C2
  • http://nesofirenit.gq/stats/fre.php

  • http://kbfvzoboss.bid/alien/fre.php

  • http://alphastand.trade/alien/fre.php

  • http://alphastand.win/alien/fre.php

  • http://alphastand.top/alien/fre.php

Signatures

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Launches Equation Editor 1 TTPs 1 IoCs

    Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\invoice for Dec 2021.doc__.rtf"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1576
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:960
    • C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
      "C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
      1⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Launches Equation Editor
      • Suspicious use of WriteProcessMemory
      PID:856
      • C:\Users\Admin\AppData\Roaming\jayvn68795.exe
        "C:\Users\Admin\AppData\Roaming\jayvn68795.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1032
        • C:\Users\Admin\AppData\Roaming\jayvn68795.exe
          "C:\Users\Admin\AppData\Roaming\jayvn68795.exe"
          3⤵
          • Executes dropped EXE
          PID:1724
        • C:\Users\Admin\AppData\Roaming\jayvn68795.exe
          "C:\Users\Admin\AppData\Roaming\jayvn68795.exe"
          3⤵
          • Executes dropped EXE
          PID:1588
        • C:\Users\Admin\AppData\Roaming\jayvn68795.exe
          "C:\Users\Admin\AppData\Roaming\jayvn68795.exe"
          3⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:1600
        • C:\Users\Admin\AppData\Roaming\jayvn68795.exe
          "C:\Users\Admin\AppData\Roaming\jayvn68795.exe"
          3⤵
          • Executes dropped EXE
          PID:1736

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/960-70-0x000007FEFC0E1000-0x000007FEFC0E3000-memory.dmp

          memory/1032-71-0x0000000004B20000-0x0000000004B6C000-memory.dmp

          memory/1032-68-0x0000000000390000-0x00000000003A0000-memory.dmp

          memory/1032-65-0x0000000000340000-0x0000000000390000-memory.dmp

          memory/1032-64-0x0000000000340000-0x0000000000390000-memory.dmp

          memory/1032-67-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

          memory/1576-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1576-58-0x0000000076141000-0x0000000076143000-memory.dmp

          memory/1576-55-0x0000000072BD1000-0x0000000072BD4000-memory.dmp

          memory/1576-56-0x0000000070651000-0x0000000070653000-memory.dmp

          memory/1576-85-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1600-75-0x0000000000400000-0x00000000004A2000-memory.dmp

          memory/1600-76-0x0000000000400000-0x00000000004A2000-memory.dmp

          memory/1600-77-0x0000000000400000-0x00000000004A2000-memory.dmp

          memory/1600-78-0x0000000000400000-0x00000000004A2000-memory.dmp

          memory/1600-79-0x0000000000400000-0x00000000004A2000-memory.dmp

          memory/1600-80-0x0000000000400000-0x00000000004A2000-memory.dmp

          memory/1600-84-0x0000000000400000-0x00000000004A2000-memory.dmp