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Analysis

  • max time kernel
    122s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 01:47

General

  • Target

    6b945a99c5993282d91b91b477b5ab39.rtf

  • Size

    121KB

  • MD5

    6b945a99c5993282d91b91b477b5ab39

  • SHA1

    898547225f4524db5fede19542c869adb17402e0

  • SHA256

    707e4c2b113d64b50bfcd585f3236d8beed036fa641cdc6f26ff86e03918db61

  • SHA512

    3587f2a46f3e117cfc73118d577e064bf1cd18441ecddc064a005faf4906a2f428babd0403f15d5693f50292ee54648ee21daa5ea5e234e62bf2152e2a284773

  • SSDEEP

    768:qwAbZSibMX9gRWjtwAbZSibMX9gRWjlbAj+I9CVmKt95BZ10T9t5d1IBU94cbQ4H:qwAlRkwAlRY3mg0T9t5d1yU9VbQ18v

Malware Config

Extracted

Family

lokibot

C2

https://sempersim.su/b13/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 2 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 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\6b945a99c5993282d91b91b477b5ab39.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:3000
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1984
    • 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:2992
      • C:\Users\Admin\AppData\Roaming\B13000.exe
        "C:\Users\Admin\AppData\Roaming\B13000.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Users\Admin\AppData\Roaming\B13000.exe
          "C:\Users\Admin\AppData\Roaming\B13000.exe"
          3⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:1708

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\B13000.exe

      Filesize

      671KB

      MD5

      65ece0fb49567a607d9459e992851006

      SHA1

      0dcbe5b7c04ab4e41d7ce9ae781a6619523e514b

      SHA256

      4bcb8e252c5d8e29b3ffce3b5443139408ecc35e96f7e9cfba32efc22e53a489

      SHA512

      938028c28bb03d287ec6d7ee5ef675aed197bd908f0289ebec1d1aa82d343511d02f3c99ec5ced3820fbe6451d09913f1754890db30a9104464f5f5127e78e6d

    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1603059206-2004189698-4139800220-1000\0f5007522459c86e95ffcc62f32308f1_ed99f2be-c877-4736-8218-f1e1b6598c0d

      Filesize

      46B

      MD5

      d898504a722bff1524134c6ab6a5eaa5

      SHA1

      e0fdc90c2ca2a0219c99d2758e68c18875a3e11e

      SHA256

      878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9

      SHA512

      26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1603059206-2004189698-4139800220-1000\0f5007522459c86e95ffcc62f32308f1_ed99f2be-c877-4736-8218-f1e1b6598c0d

      Filesize

      46B

      MD5

      c07225d4e7d01d31042965f048728a0a

      SHA1

      69d70b340fd9f44c89adb9a2278df84faa9906b7

      SHA256

      8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a

      SHA512

      23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      0fb826991abbad4a6d5ee031d4b6b38b

      SHA1

      f8ce8b1b1ed6317f727d56cb77bb6e9416dfc676

      SHA256

      c63371825de2d1729706d4b5a7acd0aef622ea26e6bb56c32ab8ea85f600a928

      SHA512

      0232bba43765088f25f07cf13a1975d2a81af89e592e069fcae65380e51bd7e05e0584f99d6ca260dea4fba5478b3b4fa6bbb70536009bfb0ce363d1db820239

    • memory/1708-51-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-34-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-98-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-67-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-46-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-36-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-45-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-42-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-40-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1708-38-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-30-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1708-32-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/2812-27-0x0000000000860000-0x000000000086A000-memory.dmp

      Filesize

      40KB

    • memory/2812-47-0x000000006ADF0000-0x000000006B4DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2812-28-0x00000000005F0000-0x0000000000630000-memory.dmp

      Filesize

      256KB

    • memory/2812-16-0x000000006ADF0000-0x000000006B4DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2812-26-0x000000006ADF0000-0x000000006B4DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2812-25-0x0000000000840000-0x0000000000848000-memory.dmp

      Filesize

      32KB

    • memory/2812-17-0x00000000005F0000-0x0000000000630000-memory.dmp

      Filesize

      256KB

    • memory/2812-29-0x0000000004E70000-0x0000000004ECA000-memory.dmp

      Filesize

      360KB

    • memory/2812-22-0x0000000000680000-0x0000000000698000-memory.dmp

      Filesize

      96KB

    • memory/2812-14-0x00000000008F0000-0x000000000099E000-memory.dmp

      Filesize

      696KB

    • memory/3000-2-0x0000000070C3D000-0x0000000070C48000-memory.dmp

      Filesize

      44KB

    • memory/3000-0-0x000000002FC31000-0x000000002FC32000-memory.dmp

      Filesize

      4KB

    • memory/3000-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/3000-90-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/3000-91-0x0000000070C3D000-0x0000000070C48000-memory.dmp

      Filesize

      44KB

    • memory/3000-24-0x0000000070C3D000-0x0000000070C48000-memory.dmp

      Filesize

      44KB