Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    02-12-2021 09:20

General

  • Target

    CI + PL + BL.xlsx

  • Size

    229KB

  • MD5

    dfb0d0351c1ce4de1e807c997bdcf01c

  • SHA1

    baa008ac429087c9e3d81890806725db41ee0cca

  • SHA256

    2439aacb932aa0c33aa6f17f2e0e00f613666889dfd01467e28bb96ae64ab17c

  • SHA512

    4ad7d8b490373f5b86a94d986ac663565b2240d8a609764de0050128e831029e1c653f3c101667a8885855d1687d825cd00954965ab9d043459dd89727491ab5

Malware Config

Extracted

Family

lokibot

C2

http://secure01-redirect.net/gb7/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 1 IoCs
  • Loads dropped DLL 5 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
  • 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 5 IoCs
  • Suspicious use of WriteProcessMemory 4 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\CI + PL + BL.xlsx"
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:268
  • 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:1044
    • C:\Users\Public\vbc.exe
      "C:\Users\Public\vbc.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1112

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

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Public\vbc.exe
    MD5

    4e9617460b9c47bfe62c56ff67d2b038

    SHA1

    2dfa3a82fd35b341e991f351c134a171845ab9cc

    SHA256

    7ad2b0f0a0acb2a9bbb86913ed3604d93d3a88b7eea86b8e1060f2791716f0c5

    SHA512

    8e3d9263d2d09c46d8f6fe18d7c8676cef480852e0ff0e33d9a549527c0a176e8900243912501c1b95c81fd9416b700d9f2c8d368c2bdc348011e4e58a2ef87a

  • C:\Users\Public\vbc.exe
    MD5

    4e9617460b9c47bfe62c56ff67d2b038

    SHA1

    2dfa3a82fd35b341e991f351c134a171845ab9cc

    SHA256

    7ad2b0f0a0acb2a9bbb86913ed3604d93d3a88b7eea86b8e1060f2791716f0c5

    SHA512

    8e3d9263d2d09c46d8f6fe18d7c8676cef480852e0ff0e33d9a549527c0a176e8900243912501c1b95c81fd9416b700d9f2c8d368c2bdc348011e4e58a2ef87a

  • \Users\Public\vbc.exe
    MD5

    4e9617460b9c47bfe62c56ff67d2b038

    SHA1

    2dfa3a82fd35b341e991f351c134a171845ab9cc

    SHA256

    7ad2b0f0a0acb2a9bbb86913ed3604d93d3a88b7eea86b8e1060f2791716f0c5

    SHA512

    8e3d9263d2d09c46d8f6fe18d7c8676cef480852e0ff0e33d9a549527c0a176e8900243912501c1b95c81fd9416b700d9f2c8d368c2bdc348011e4e58a2ef87a

  • \Users\Public\vbc.exe
    MD5

    4e9617460b9c47bfe62c56ff67d2b038

    SHA1

    2dfa3a82fd35b341e991f351c134a171845ab9cc

    SHA256

    7ad2b0f0a0acb2a9bbb86913ed3604d93d3a88b7eea86b8e1060f2791716f0c5

    SHA512

    8e3d9263d2d09c46d8f6fe18d7c8676cef480852e0ff0e33d9a549527c0a176e8900243912501c1b95c81fd9416b700d9f2c8d368c2bdc348011e4e58a2ef87a

  • \Users\Public\vbc.exe
    MD5

    4e9617460b9c47bfe62c56ff67d2b038

    SHA1

    2dfa3a82fd35b341e991f351c134a171845ab9cc

    SHA256

    7ad2b0f0a0acb2a9bbb86913ed3604d93d3a88b7eea86b8e1060f2791716f0c5

    SHA512

    8e3d9263d2d09c46d8f6fe18d7c8676cef480852e0ff0e33d9a549527c0a176e8900243912501c1b95c81fd9416b700d9f2c8d368c2bdc348011e4e58a2ef87a

  • \Users\Public\vbc.exe
    MD5

    4e9617460b9c47bfe62c56ff67d2b038

    SHA1

    2dfa3a82fd35b341e991f351c134a171845ab9cc

    SHA256

    7ad2b0f0a0acb2a9bbb86913ed3604d93d3a88b7eea86b8e1060f2791716f0c5

    SHA512

    8e3d9263d2d09c46d8f6fe18d7c8676cef480852e0ff0e33d9a549527c0a176e8900243912501c1b95c81fd9416b700d9f2c8d368c2bdc348011e4e58a2ef87a

  • \Users\Public\vbc.exe
    MD5

    4e9617460b9c47bfe62c56ff67d2b038

    SHA1

    2dfa3a82fd35b341e991f351c134a171845ab9cc

    SHA256

    7ad2b0f0a0acb2a9bbb86913ed3604d93d3a88b7eea86b8e1060f2791716f0c5

    SHA512

    8e3d9263d2d09c46d8f6fe18d7c8676cef480852e0ff0e33d9a549527c0a176e8900243912501c1b95c81fd9416b700d9f2c8d368c2bdc348011e4e58a2ef87a

  • memory/268-55-0x000000002F541000-0x000000002F544000-memory.dmp
    Filesize

    12KB

  • memory/268-57-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/268-56-0x0000000071BB1000-0x0000000071BB3000-memory.dmp
    Filesize

    8KB

  • memory/268-71-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1044-58-0x0000000076531000-0x0000000076533000-memory.dmp
    Filesize

    8KB

  • memory/1112-64-0x0000000000000000-mapping.dmp
  • memory/1112-68-0x0000000000230000-0x000000000024B000-memory.dmp
    Filesize

    108KB

  • memory/1112-67-0x0000000000220000-0x000000000022F000-memory.dmp
    Filesize

    60KB

  • memory/1112-69-0x0000000000400000-0x0000000002B79000-memory.dmp
    Filesize

    39.5MB