Analysis

  • max time kernel
    120s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    14-10-2021 06:07

General

  • Target

    lod2.xlsx

  • Size

    332KB

  • MD5

    c3eeffbbfc4bb5fc7828b4950fd1b0d0

  • SHA1

    811fd062284173b6ae17a99d8e1eb8503408262a

  • SHA256

    8db5e29cf863c693798285ce16a4d0bb918583523532d1e79d950c28352f6fe2

  • SHA512

    d3f238c21ee95bb1b6caf7ca4252f52e5dc0bdf04bce8ba7688e039dd07fb6afbbd84a6394d1d5b9bf7aad08fb8fd8acab2f444f4f787553d77afbc7f59db717

Malware Config

Extracted

Family

lokibot

C2

http://136.243.159.53/~element/page.php?id=501

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.

  • suricata: ET MALWARE Possible Malicious Macro DL EXE Feb 2016

    suricata: ET MALWARE Possible Malicious Macro DL EXE Feb 2016

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NSIS installer 12 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\lod2.xlsx
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1324
  • 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:728
    • C:\Users\Public\vbc.exe
      "C:\Users\Public\vbc.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Users\Public\vbc.exe
        "C:\Users\Public\vbc.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:856

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Public\vbc.exe
    MD5

    1467b6a392e31fdf968a1d500089acfb

    SHA1

    85375bf2ab5d47386d7870cddd332e152ee8a28f

    SHA256

    4a07b3b4c08db64e0aa91b63b89bdf438814a5236de328efcb11fd9a78ed19bd

    SHA512

    5984eee018336725f99ae84a25016f2776f10c8619781083103c6d89f942589367f38ca558eb5fe88d7fe3bd4af93856b1e81ced8ef395ba6b44eb6cc5ac76c7

  • C:\Users\Public\vbc.exe
    MD5

    1467b6a392e31fdf968a1d500089acfb

    SHA1

    85375bf2ab5d47386d7870cddd332e152ee8a28f

    SHA256

    4a07b3b4c08db64e0aa91b63b89bdf438814a5236de328efcb11fd9a78ed19bd

    SHA512

    5984eee018336725f99ae84a25016f2776f10c8619781083103c6d89f942589367f38ca558eb5fe88d7fe3bd4af93856b1e81ced8ef395ba6b44eb6cc5ac76c7

  • C:\Users\Public\vbc.exe
    MD5

    1467b6a392e31fdf968a1d500089acfb

    SHA1

    85375bf2ab5d47386d7870cddd332e152ee8a28f

    SHA256

    4a07b3b4c08db64e0aa91b63b89bdf438814a5236de328efcb11fd9a78ed19bd

    SHA512

    5984eee018336725f99ae84a25016f2776f10c8619781083103c6d89f942589367f38ca558eb5fe88d7fe3bd4af93856b1e81ced8ef395ba6b44eb6cc5ac76c7

  • \Users\Admin\AppData\Local\Temp\nstCBE8.tmp\mxnklldcac.dll
    MD5

    e8821f4a219ccb45aed1c7612459085d

    SHA1

    5c484233d7cf59acc5298a23780afc0af780858e

    SHA256

    52e8f0963d2e0439aaf8d3ab16a984403c98d08b96c9a83ad44eee60b8596c7d

    SHA512

    4a3c87bd7cb72185b7cab1b2867b67cb873feb8a3c124cee809df4b373f50c6588c3422563b43abc0341138e2191a192845b3831f70b92bc57d1b2a8cc0087ac

  • \Users\Public\vbc.exe
    MD5

    1467b6a392e31fdf968a1d500089acfb

    SHA1

    85375bf2ab5d47386d7870cddd332e152ee8a28f

    SHA256

    4a07b3b4c08db64e0aa91b63b89bdf438814a5236de328efcb11fd9a78ed19bd

    SHA512

    5984eee018336725f99ae84a25016f2776f10c8619781083103c6d89f942589367f38ca558eb5fe88d7fe3bd4af93856b1e81ced8ef395ba6b44eb6cc5ac76c7

  • \Users\Public\vbc.exe
    MD5

    1467b6a392e31fdf968a1d500089acfb

    SHA1

    85375bf2ab5d47386d7870cddd332e152ee8a28f

    SHA256

    4a07b3b4c08db64e0aa91b63b89bdf438814a5236de328efcb11fd9a78ed19bd

    SHA512

    5984eee018336725f99ae84a25016f2776f10c8619781083103c6d89f942589367f38ca558eb5fe88d7fe3bd4af93856b1e81ced8ef395ba6b44eb6cc5ac76c7

  • \Users\Public\vbc.exe
    MD5

    1467b6a392e31fdf968a1d500089acfb

    SHA1

    85375bf2ab5d47386d7870cddd332e152ee8a28f

    SHA256

    4a07b3b4c08db64e0aa91b63b89bdf438814a5236de328efcb11fd9a78ed19bd

    SHA512

    5984eee018336725f99ae84a25016f2776f10c8619781083103c6d89f942589367f38ca558eb5fe88d7fe3bd4af93856b1e81ced8ef395ba6b44eb6cc5ac76c7

  • memory/728-56-0x0000000075661000-0x0000000075663000-memory.dmp
    Filesize

    8KB

  • memory/856-65-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/856-66-0x00000000004139DE-mapping.dmp
  • memory/856-69-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/1324-53-0x000000002FFE1000-0x000000002FFE4000-memory.dmp
    Filesize

    12KB

  • memory/1324-55-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1324-54-0x00000000716A1000-0x00000000716A3000-memory.dmp
    Filesize

    8KB

  • memory/1324-70-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1484-60-0x0000000000000000-mapping.dmp